// you can also use imports, for example:
// import java.util.*;

// you can write to stdout for debugging purposes, e.g.
// System.out.println("this is a debug message");

class Solution {
    public int solution(int[] A) {
        // write your code in Java SE 8
    }
}

# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")

def solution(A):
    # write your code in Python 3.6
    pass

# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")

def solution(A):
    
    

# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")

def solution(A):
    
    A.sort()
    curmin = 1
    for a in A:

        if a < 

# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")

def solution(A):
    
    A.sort()
    curmin = 1
    for a in A:

        if a <= 0:
            pass
        

# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")

def solution(A):
    
    A.sort()
    curmin = 1
    for a in A:

        if a <= 0:
            continue
        
        

# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")

def solution(A):
    
    A.sort()
    curmin = 1
    for a in A:
        if a <= 0:
            continue
        
        

# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")

def solution(A):
    
    A.sort()
    curmin = 1
    for a in A:
        if a <= 0:
            continue
        
        if 

# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")

def solution(A):
    
    A.sort()
    curmin = 1
    for a in A:
        if a <= 0:
            continue
        
        if curmin == a:
            curmin += 1
        else:
            return curmin

# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")

def solution(A):
    
    A.sort()
    curmin = 1
    for a in A:
        if a <= 0:
            continue
        
        if curmin == a:
            curmin += 1
        else:
            return curmin
            

# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")

def solution(A):
    
    A.sort()
    curmin = 1
    for a in A:
        if a <= 0:
            continue
        
        if curmin == a:
            curmin += 1
        else:
            return curmin
    
    return curmin

# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")

def solution(A):
    
    A.sort()
    curmin = 1
    for a in A:
        if a <= 0:
            continue
        
        elif curmin == a:
            curmin += 1
        else:
            return curmin
    
    return curmin

# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")

def solution(A):
    
    A.sort()
    curmin = 1
    for a in A:
        if a <= 0:
            continue
        
        if curmin
        elif curmin == a:
            curmin += 1
        else:
            return curmin
    
    return curmin

# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")

def solution(A):
    
    A.sort()
    curmin = 1
    for a in A:
        if a <= 0:
            continue
        
        if curmin == a+1:
            continue
        elif curmin == a:
            curmin += 1
        else:
            return curmin
    
    return curmin

# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")

def solution(A):
    
    A.sort()
    curmin = 1
    for a in A:
        if a <= 0:
            continue
        
        if curmin == a+1:
            continue
        elif curmin == a:
            curmin += 1
        else:
            return curmin
    
    return curmin

# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")

def solution(A):
    
    A.sort()
    curmin = 1
    for a in A:
        if a <= 0:
            continue
        
        if curmin == a+1:
            continue
        elif curmin == a:
            curmin += 1
        else:
            return curmin
    
    return curmin

# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")

def solution(A):
    
    A.sort()
    curmin = 1
    for a in A:
        if a <= 0:
            continue
        
        if curmin == a+1:
            continue
        elif curmin == a:
            curmin += 1
        else:
            return curmin
    
    return curmin