等等,还有更短的代码。
@[daniel2014](/user/1236790)
```cpp
#include<bits/stdc++.h>
using namespace std;
string s;
int main(){
cin>>s;
if(s.size()==1&&s[0]=='0') cout<<'0';
else{
if(s[0]=='-'){
s.erase(0,1);
reverse(s.begin(),s.end());
for(int i=0;s[0]=='0';++i) s.erase(0,1);
cout<<'-'<<s;
}else{
reverse(s.begin(),s.end());
for(int i=0;s[0]=='0';++i) s.erase(0,1);
cout<<s;
}
}
return 0;
}
```
by Sci_8633 @ 2024-03-15 20:07:08
知道了,谢谢!!
by daniel2014 @ 2024-03-16 20:25:43