题解报告：hdu 1279 验证角谷猜想

 1 #include<bits/stdc++.h>
 2 using namespace std;
 3 int main(){
 4     int n,t;bool flag;
 5     while(cin>>t){
 6         while(t--){
 7             cin>>n;flag=true;
 8             while(n!=1){
 9                 if(n%2){
10                     if(flag){cout<<n;flag=false;}
11                     else cout<<‘ ‘<<n;
12                     n=3*n+1;
13                 }
14                 else n/=2;
15             }
16             if(flag)cout<<"No number can be output !"<<endl;
17             else cout<<endl;
18         }
19     }
20     return 0;
21 }