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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. int n,cost;
  5. scanf("%d",&n);
  6. scanf("%d",&cost);
  7.  
  8. int arr[n],sum=0;
  9. for(int i = 0 ; i < n ; i++){
  10. scanf("%d",&arr[i]);
  11. sum += arr[i];
  12. }
  13. printf("%d",sum%cost);
  14.  
  15. return 0;
  16. }
  17.  
Success #stdin #stdout 0s 5300KB
stdin
6
9
2 7 4 1 5 3
stdout
4