#include<bits/stdc++.h>
using namespace std;
int main(){
    long long n;
    scanf("%lld",&n);
    while(1){
        if(n==1){
            cout<<"End";
            return 0;
        }
        if(!n%2){
            cout<<n<<"/2="<<n/2<<endl;
            n=n/2;
        }
        else{
            cout<<n<<"*3+1="<<n*3+1<<endl;
            n=n*3+1;
        }
    }
    return 0;
}

为啥TLE，5TLE1AC.