A prime is a positive integer X that has exactly two distinct divisors: 1 and X. The first few prime integers are 2, 3, 5, 7, 11 and 13.
A semiprime is a natural number that is the product of two (not necessarily distinct) prime numbers. The first few semiprimes are 4, 6, 9, 10, 14, 15, 21, 22, 25, 26.
You are given two non-empty arrays P and Q, each consisting of M integers. These arrays represent queries about the number of semiprimes within specified ranges.
Query K requires you to find the number of semiprimes within the range (P[K], Q[K]), where 1 ≤ P[K] ≤ Q[K] ≤ N.
For example, consider an integer N = 26 and arrays P, Q such that:
P[0] = 1 Q[0] = 26 P[1] = 4 Q[1] = 10 P[2] = 16 Q[2] = 20The number of semiprimes within each of these ranges is as follows:
- (1, 26) is 10,
- (4, 10) is 4,
- (16, 20) is 0.
Write a function:
function solution(N, P, Q);
that, given an integer N and two non-empty arrays P and Q consisting of M integers, returns an array consisting of M elements specifying the consecutive answers to all the queries.
For example, given an integer N = 26 and arrays P, Q such that:
P[0] = 1 Q[0] = 26 P[1] = 4 Q[1] = 10 P[2] = 16 Q[2] = 20the function should return the values [10, 4, 0], as explained above.
Write an efficient algorithm for the following assumptions:
- N is an integer within the range [1..50,000];
- M is an integer within the range [1..30,000];
- each element of arrays P and Q is an integer within the range [1..N];
- P[i] ≤ Q[i].
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
const primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; )
}
}
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
const primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
console.log(primes);
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
const primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
const primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
const primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes =
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
const primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value) => {
if (value) {
acc.p
}
}, [])
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
const primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value) => {
if (value) {
acc.push()
}
}, [])
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
const primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) {
acc.push(index);
}
return acc;
}, [])
console.log(primes);
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) {
acc.push(index);
}
return acc;
}, [])
console.log(primes);
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) {
acc.push(index);
}
return acc;
}, [])
console.log(primes);
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
console.log(primes);
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
const primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
console.log(primes);
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
console.log(primes);
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = [];
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
}
}
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = [];
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semi
}
}
}
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Map();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.
}
}
}
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Map();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.set(semiPrime);
}
}
}
console.log(semiPrimes);
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.set(semiPrime);
}
}
}
console.log(semiPrimes);
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
console.log(semiPrimes);
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
console.log(primes);
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
console.log(semiPrimes);
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
console.log(primes);
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
console.log(semiPrimes);
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
console.log(primes);
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
console.log(semiPrimes);
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
console.log(primes);
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
console.log(semiPrime);
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
console.log(semiPrimes);
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
console.log(primes);
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
console.log(semiPrime);
if (semiPrime <= N) {
console
semiPrimes.add(semiPrime);
}
}
}
console.log(semiPrimes);
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
console.log(primes);
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
console.log(semiPrimes)
semiPrimes.add(semiPrime);
}
}
}
console.log(semiPrimes);
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
console.log(primes);
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
console.log(semiPrimes);
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
console.log(primes);
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const or
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
console.log(primes);
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const orderedSemiPrimes = [...semiPrimes].sort((a, b) => b - a);
console.log(orderedSemiPrimes);
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
console.log(primes);
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const orderedSemiPrimes = [...semiPrimes].sort((a, b) => a - b);
console.log(orderedSemiPrimes);
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
console.log(primes);
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const orderedSemiPrimes = [...semiPrimes].sort((a, b) => a - b);
console.log(orderedSemiPrimes);
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const orderedSemiPrimes = [...semiPrimes].sort((a, b) => a - b);
const
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const orderedSemiPrimes = [...semiPrimes].sort((a, b) => a - b);
const cumSum = [];
fo
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const orderedSemiPrimes = [...semiPrimes].sort((a, b) => a - b);
const cumSum = [];
for (let i = 0; i <= N; i++) {
}
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const orderedSemiPrimes = [...semiPrimes].sort((a, b) => a - b);
const cumSum = [0];
for (let i = 1; i <= N; i++) {
cumSum.push()
}
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const orderedSemiPrimes = [...semiPrimes].sort((a, b) => a - b);
const cumSum = [0];
for (let i = 1; i <= N; i++) {
cumSum.push(cumSum)
}
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const orderedSemiPrimes = [...semiPrimes].sort((a, b) => a - b);
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
}
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const orderedSemiPrimes = [...semiPrimes].sort((a, b) => a - b);
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (orde)
}
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.)
}
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i)) {
cumSum[i + 1]++;
}
}
console.log(cumSum);
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i)) {
cumSum[i + 1]++;
}
}
console.log(cumSum);
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i)) {
cumSum[i + 1]++;
}
}
const results = [];
for (let i = 0; i < P.length; i++) {
}
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i)) {
cumSum[i + 1]++;
}
}
const results = [];
for (let i = 0; i < P.length; i++) {
results.push(cumSum[Q[i]] - cumSum[P[i]]);
}
return return;
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i)) {
cumSum[i + 1]++;
}
}
const results = [];
for (let i = 0; i < P.length; i++) {
results.push(cumSum[Q[i]] - cumSum[P[i]]);
}
return results;
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i)) {
cumSum[i + 1]++;
}
}
const results = [];
for (let i = 0; i < P.length; i++) {
results.push(cumSum[Q[i]] - cumSum[P[i]]);
}
return results;
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i)) {
cumSum[i + 1]++;
}
}
console.log(cumSum);
const results = [];
for (let i = 0; i < P.length; i++) {
results.push(cumSum[Q[i]] - cumSum[P[i]]);
}
return results;
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i )) {
cumSum[i + 1]++;
}
}
console.log(cumSum);
const results = [];
for (let i = 0; i < P.length; i++) {
results.push(cumSum[Q[i]] - cumSum[P[i]]);
}
return results;
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i + 1)) {
cumSum[i + 1]++;
}
}
console.log(cumSum);
const results = [];
for (let i = 0; i < P.length; i++) {
results.push(cumSum[Q[i]] - cumSum[P[i]]);
}
return results;
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i + 1)) {
cumSum[i + 1]++;
}
}
console.log(cumSum);
const results = [];
for (let i = 0; i < P.length; i++) {
results.push(cumSum[Q[i]] - cumSum[P[i] - 1]);
}
return results;
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i + 1)) {
cumSum[i + 1]++;
}
}
console.log(cumSum);
const results = [];
for (let i = 0; i < P.length; i++) {
results.push(cumSum[Q[i]] - cumSum[P[i] - 1]);
}
return results;
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i + 1)) {
cumSum[i + 1]++;
}
}
const results = [];
for (let i = 0; i < P.length; i++) {
results.push(cumSum[Q[i]] - cumSum[P[i] - 1]);
}
return results;
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i + 1)) {
cumSum[i + 1]++;
}
}
const results = [];
for (let i = 0; i < P.length; i++) {
results.push(cumSum[Q[i]] - cumSum[P[i] - 1]);
}
return results;
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
// Sieve of Eratosthenes
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i + 1)) {
cumSum[i + 1]++;
}
}
const results = [];
for (let i = 0; i < P.length; i++) {
results.push(cumSum[Q[i]] - cumSum[P[i] - 1]);
}
return results;
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
// Sieve of Eratosthenes
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
// converting to list of primes
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
// calculating semiprimes
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i + 1)) {
cumSum[i + 1]++;
}
}
const results = [];
for (let i = 0; i < P.length; i++) {
results.push(cumSum[Q[i]] - cumSum[P[i] - 1]);
}
return results;
}
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
// Sieve of Eratosthenes
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
// converting to list of primes
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
// calculating semiprimes
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
// computing prefix sums of semiprimes
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i + 1)) {
cumSum[i + 1]++;
}
}
// running queries
const results = [];
for (let i = 0; i < P.length; i++) {
results.push(cumSum[Q[i]] - cumSum[P[i] - 1]);
}
return results;
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
// Sieve of Eratosthenes
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
// converting to list of primes
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
// calculating semiprimes
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
// computing prefix sums of semiprimes
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i + 1)) {
cumSum[i + 1]++;
}
}
// running queries
const results = [];
for (let i = 0; i < P.length; i++) {
results.push(cumSum[Q[i]] - cumSum[P[i] - 1]);
}
return results;
}
The submission is being evaluated.
// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');
function solution(N, P, Q) {
// Sieve of Eratosthenes
let primes = new Array(N).fill(true);
primes[0] = primes[1] = false;
for (let i = 2; i < Math.sqrt(N); i++) {
if (primes[i]) {
for (let j = i + i; j <= N; j+=i) {
primes[j] = false;
}
}
}
// converting to list of primes
primes = primes.reduce((acc, value, index) => {
if (value) acc.push(index);
return acc;
}, [])
// calculating semiprimes
const semiPrimes = new Set();
for (let i = 0; i < primes.length; i++) {
for (let j = 0; j < primes.length; j++) {
const semiPrime = primes[i] * primes[j];
if (semiPrime <= N) {
semiPrimes.add(semiPrime);
}
}
}
// computing prefix sums of semiprimes
const cumSum = [0];
for (let i = 0; i <= N; i++) {
cumSum.push(cumSum[i]);
if (semiPrimes.has(i + 1)) {
cumSum[i + 1]++;
}
}
// running queries
const results = [];
for (let i = 0; i < P.length; i++) {
results.push(cumSum[Q[i]] - cumSum[P[i] - 1]);
}
return results;
}
The submission is being evaluated.