#include <iostream> using namespace std; int main() { int n; cin >> n; int s = 0; for(int i = 0;i<=n;i++) { for(int j = 0;j <= n;j++) { for(int k = 0;k <= n;k++) { if(i + j + k == n && 5 * i + 3 * j + 1.0 / 3.0 * k == n) { s++; cout << s << ": "<< i <<"," << j<< ","<<k <<endl; } } } } if(s == 0) { cout << "None" << endl; } return 0; }