题解 | 数字颠倒
数字颠倒
https://www.nowcoder.com/practice/ae809795fca34687a48b172186e3dafe
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int n = sc.nextInt();
String s = Integer.toString(n);
for(int i = s.length()-1;i>=0;i--){
System.out.print(s.charAt(i));
}
}
}
利用Integer的toString 函数去将整数转换成字符串
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