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