while部分可以改一下
```cpp
while(num!=0)
{
ans=ans*10+num%10;
num/=10
}
cout<<ans;
```
by fwtv_24 @ 2023-03-26 11:31:11
谢谢
by wangbinyuan @ 2023-03-26 13:47:12
```cpp
#include<iostream>
using namespace std;
int main(){
int n,f=0; //f 反转数
cin>>n;
while(n!=0){
f=f*10+n%10;
n=n/10;
}
cout<<f;
return 0;
}
```
by xawuyulun @ 2023-04-02 15:21:27
@[xawuyulun](/user/939040) 简单易懂 tql
by a1915825705 @ 2023-05-25 12:00:02