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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	long long unsigned int m, b;
  6. 	cin >> m >> b;
  7. 	long long unsigned int max = 0;
  8. 	long long unsigned int maxX = m * b;
  9. 	for (long long unsigned int x = 0; x <= maxX; x++) {
  10. 		long long unsigned int y = (x % m == 0)? b - x / m: b - x / m - 1;
  11. 		long long unsigned int res = ((x + 1) * (y + 1) * (x + y)) / 2;
  12. 		max = (res > max)? res: max;
  13. 	}
  14. 	cout << max;
  15. 	return 0;
  16. }
Success #stdin #stdout 0s 15240KB
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https://ideone.com/Qi1vHB
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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