HackerRank C- Divisible Sum Pairs
Complete the divisibleSumPairs function in the editor below. It should return the integer count of pairs meeting the criteria.
divisibleSumPairs has the following parameter(s):
n: the integer length of array ar
ar: an array of integers
k: the integer to divide the pair sum by
- #include<stdio.h>
- int main()
- {
- int n,b,k=0;
- scanf("%d",&n);
- scanf("%d",&b);
- int a[n];
- for(int i=0;i<n;i++)
- {
- cin>>a[i];
- }
- for(int i=0;i<n;i++)
- {
- for(int j=0;j<n;j++)
- {
- if(i<j&&(a[i]+a[j])%b==0)
- {
- k++;
- }
- }
- }
- printf("%d",k);
- }
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