#include <iostream> using namespace std; int main() { int n; cin>>n; if(n<8) cout<<"You are too young!"; else if(n<=12) cout<<"Welcome to Junior Class!"; else if(n<=18) cout<<"Welcome to Senior Class!"; else cout<< "You are too old!"; return 0; } /* 小于8岁 输出"You are too young!" 8到12岁 输出"Welcome to Junior Class!" 13到18岁 输出"Welcome to Senior Class!" 19岁及以上 输出"You are too old!" */