#include <bits/stdc++.h> using namespace std; int main() { int T; cin >> T; while (T--) { int n,m; cin>>n>>m; int s=0; for (int i=0;i<=n;++i) { for (int j=0;j<=n-i;++j) { int a = n-i-j; int sum = i*1+j*2+a*5; if (sum == m) s++; } } cout<<s<<endl; } return 0; }