import java.util.Scanner;
public class Test {
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
System.out.print(“请输入第1个数:”);
int num=sc.nextInt();
int max=num,min=num;
for(int i=2;i<=3;i++){
System.out.print("请输入第"+i+"个数:");
num=sc.nextInt();
if(num>max){
max=num;
}
if(num<min){
min=num;
}
}
System.out.println("max="+max);
System.out.println("min="+min);
sc.close();
}
}