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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5.     int n, k;
  6.     cin>>n>>k;
  7.     int sum=0;
  8.     for (int i=2; i<=n; i++){
  9.     	for (int j=1; j<=k; j++){
  10.     		j*=i;
  11.     		sum+=j;
  12.     	}
  13.     }
  14.     cout<<sum;
  15. 	return 0;
  16. }
Success #stdin #stdout 0s 4560KB
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stdin
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3 4
stdout
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23
https://ideone.com/tsxYbS
language:
C++ (gcc 8.3)
created:
5 years ago
visibility:
public

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