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AVAILABLE LESSONS:
Lesson 1
Iterations
Lesson 2
Arrays
Lesson 3
Time Complexity
Lesson 4
Counting Elements
Lesson 5
Prefix Sums
Lesson 6
Sorting
Lesson 7
Stacks and Queues
Lesson 8
Leader
Lesson 9
Maximum slice problem
Lesson 10
Prime and composite numbers
Lesson 11
Sieve of Eratosthenes
Lesson 12
Euclidean algorithm
Lesson 13
Fibonacci numbers
Lesson 14
Binary search algorithm
Lesson 15
Caterpillar method
Lesson 16
Greedy algorithms
Lesson 17
Dynamic programming
Lesson 90
Tasks from Indeed Prime 2015 challenge
Lesson 91
Tasks from Indeed Prime 2016 challenge
Lesson 92
Tasks from Indeed Prime 2016 College Coders challenge
Lesson 99
Future training
Lesson 5

Prefix Sums

Open reading material (PDF)

Tasks:

painless

PassingCars

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Count the number of passing cars on the road.
respectable

GenomicRangeQuery

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Find the minimal nucleotide from a range of sequence DNA.
respectable

MinAvgTwoSlice

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Find the minimal average of any slice containing at least two elements.
respectable

CountDiv

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Compute number of integers divisible by k in range [a..b].