怎么用Java写一个程序，写如果是男生做俯卧撑女生做仰卧起坐

请输入性别
男生做俯卧撑，女生做仰卧起坐

import java.util.Scanner;

public class pastebin {
    public static void main(String[] args) {
        Scanner s = new Scanner(System.in);
        System.out.println("请输入性别");
        String sex = s.next();
        if (sex.equals("男"))
            System.out.println("俯卧撑");
        if (sex.equals("女"))
            System.out.println("仰卧起坐");
        else
            System.out.println("输入错误");
    }
}

import java.util.Scanner;
public class Test{
    public static void main(String[] args) {
      Scanner in=Scanner(System.in);
      System.out.println("请输入性别:");
      String sex=in.next();
      if("男".equals(sex)){
        System.out.println("男生做俯卧撑");
      } else{
        System.out.println("女生做仰卧起坐");
      }
    }
}