题解 | #数字颠倒#

import java.util.*; public class Main{ public static void main(String args[]){ Scanner number = new Scanner(System.in); int n = number.nextInt(); int c=0; int g = n; if(g==0){ System.out.print("0"); } else{ while(g>=1){ g=g/10; c++; } c=c+1;//整数总位数 int b[] = new int[c]; for(int i=0;i<c;i++){ b[i]=n%10; n=n/10; } for(int y=0;y<c-1;y++){ System.out.print(b[y]); } }

}

}

//看看我的有多蠢