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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. #define ll long long
  5. #define ull unsigned long long
  6. #define ld long double
  7.  
  8. void Free_palestine() {
  9.     ios::sync_with_stdio(false);
  10.     cin.tie(NULL);
  11.     cout.tie(NULL);
  12. }
  13.  
  14. const int N = 2e5 + 5;
  15. const int MOD = 1e9 + 7;
  16. const int MAXN = 1e5 + 5;
  17.  
  18.  
  19. signed main(){
  20.   Free_palestine();
  21.   int n,m; cin>>n>>m;
  22.  
  23.   int cnt=0;
  24.   for(int x =0; x<=n ; x++){
  25.   	for(int y =0; y<=n ; y++){
  26.   		int z = m-x-y;
  27.   		if(z >= 0 && z <= n){
  28.   			cnt++;
  29.   		}
  30.   	}
  31.   }
  32.   	 cout<<cnt<<endl;
  33. }
Success #stdin #stdout 0.01s 5320KB
comments (?)
stdin 
9 4
stdout 
15
https://ideone.com/nQKx3Q
language:
C++ (gcc 8.3)
created:
2 hours ago
visibility:
public

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