Thursday 27 August 2020

Picking Numbers Hacker Rank Solution in C

 https://www.hackerrank.com/challenges/picking-numbers/problem


#include<stdio.h>
int main()
{
    int n;
    scanf("%d",&n);
    int a[n],h[100]={0},i;
    for(i=0;i<n;i++)
    {
        scanf("%d",&a[i]);
        h[a[i]]++;
    }
    long long int max=0;
    for(i=0;i<100;i++)
    {   
        if(h[i] > 0 && i<99 && h[i+1] > 0)
        {
            if(max < h[i]+h[i+1])
                max=h[i]+h[i+1];
        }   
        else if(h[i] > 0)
        {
             if(max < h[i])
                max=h[i];
        }
    }
    printf("%d",max);
}     
    

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