2011J_1：数字反转

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/**************************************************************** 
 * Description: 2011年普及组 数字反转
 * Author: Alex Li
 * Date: 2022-10-03 21:55:00
 * LastEditTime: 2024-10-09 22:13:17
****************************************************************/

#include <iostream>
using namespace std;

int main(){
    int n,a[11],c,i,j;
    bool b = true;
    cin>>n;
    if(n==0){
        cout<<n;
        return 0;
    };
    if(n<0){
        b=false;
        n=-n;
    }

    for (i = 1; i <=11; i++){
        c=n%10;
        a[i]=c;
        n=n/10;
        if(n==0)break;
    }
   
    
    for ( j =1; j <=i; j++)if(a[j]!=0)break;
    if(!b)cout<<'-';
    for (int k =j; k <=i; k++)cout<<a[k];
return 0;
}