#include<bits/stdc++.h> using namespace std; int main(){ int n; cin>>n; if(n<8){ cout<<"You are too young!"; } if(n>=8&&n<=12){ cout<<"Welcome to Junior class!"; } if(n>=13&&n<=18){ cout<<"Welcome to Senior class!"; } if(n>19){ cout<<"You are too old!"; } return 0; }