#include<bits/stdc++.h> using namespace std; int main(){ long long n,x,y,z,cnt=0; cin>>n; 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+1.0/3*z){ cnt++; cout<<x<<":"<<x<<","<<y<<","<<z; } } } } if(cnt==0){ cout<<"None"; } return 0; }