题解 | #数字颠倒#
数字颠倒
https://www.nowcoder.com/practice/ae809795fca34687a48b172186e3dafe
#include <iostream>
using namespace std;
int main()
{
string num;
cin >> num;
int len = num.length();
while (len--)
{
cout << num[len];
}
cout << endl;
return 0;
}

