fork(1) download
  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. int n,m,k,arr[10000000],ans;
  4. int main(){
  5. cin>>n>>m>>k;
  6. for(int i=1;i<=n;i++){
  7. cin>>arr[i];
  8. }
  9. for(int i=1;i<=n;i+=m){
  10. long long sum=0;
  11. for(int j=i;j<=i+m;j++){
  12. sum+=arr[j];
  13. }
  14. if(sum<=k){
  15. ans+=sum;
  16. }else{
  17. ans+=k;
  18. }
  19. }
  20. cout<<ans;
  21. }
Success #stdin #stdout 0.01s 5324KB
stdin
5 2 8
2 7 1 8 4
stdout
20