HDU ACM 1279 验证角谷猜想

水题

#include<iostream>   using namespace std;int main()  {int n,T;bool flag;cin>>T;while(T--){cin>>n;flag=false;while(n>1){if(n%2==0) n/=2;else{if(!flag){cout<<n;flag=true;}else cout<<" "<<n;n=n*3+1;}}if(!flag) cout<<"No number can be output !";cout<<endl;}    return 0;  }