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  1. #include <iostream>
  2. #include <cmath>
  3. using namespace std;
  4.  
  5. int f(unsigned int a, unsigned int m){
  6. 	int n = 0;
  7. 	if(m - 2*a != 0){
  8.         n ++;
  9.         f(a+1, m - a); 
  10. 	}
  11. 	else{
  12. 		n ++;
  13.         return n;
  14. 	}
  15. }
  16. int main() {
  17. 	int n, a, m;
  18. 	cin>>a>>m;
  19. 	cout<<f(a, m);
  20. 	return 0;
  21. }
Success #stdin #stdout 0s 15232KB
comments (?)
stdin 
5 25
stdout 
1
https://ideone.com/eM0pXy
language:
C++ (gcc 8.3)
created:
5 years ago
visibility:
public

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