题解 | #数字颠倒#
数字颠倒
http://www.nowcoder.com/practice/ae809795fca34687a48b172186e3dafe
import java.util.*;
public class Main{
public static void main(String[] args){
Scanner s = new Scanner(System.in);
int num = s.nextInt();
String str = "";
while(num!=0){
str += num%10;
num /= 10;
}
System.out.println(str == "" ? 0 : str);
}
}
public class Main{
public static void main(String[] args){
Scanner s = new Scanner(System.in);
int num = s.nextInt();
String str = "";
while(num!=0){
str += num%10;
num /= 10;
}
System.out.println(str == "" ? 0 : str);
}
}