Files
OI-source/history_source/ccf 入门篇/U4/4.3.4.cpp
2023-08-03 09:22:52 +08:00

28 lines
317 B
C++

#include<iostream>
#include<string>
#include<sstream>
#include<cmath>
using namespace std;
int main()
{
stringstream num;
string j;
int a,b;
bool z,x;
while(true)
{
cin>>a;
z=0;
if(a<0){z=1;a=abs(a);}
b=0;
do
{
b=b*10+a%10;
a/=10;
}while(a>0);
a=b;
if(z==1) a=0-a;
cout<<a<<endl;
}
}