第五周上机作业 张垚

package ert;
 
public class bb {
	public static void main(String[] args) { 
		int n=100,ge,shi,bai;
		while(n<=999){
			ge=n%10;
			shi=n/10%10;
			bai=n/100;
			if(ge*ge*ge+shi*shi*shi+bai*bai*bai==n)
				System.out.println(n);
			n++;
		}
}
}

　　

package zx;
import java.util.Scanner;
public class qq {
	public static void main(String[] args){
		for(int n=1;n<=6;n++){
			for(int m=1;m<=n;m++){
			System.out.print(m);
			}
			System.out.println();
			}
		}
	}
		package zx;
import java.util.Scanner;
public class qq {
	public static void main(String[] args){
		for(int n=1;n<=7;n++){
			for(int m=1;m<=7;m++){
			System.out.print(m);
			}
			System.out.println();
			}
		}
	}
		package zx;
import java.util.Scanner;
public class qq {
	public static void main(String[] args){
		for(int n=1;n<=6;n++){
			for(int m=6;m>0;m--){
				if(m>n){
			System.out.print("");
	}
			else{
			System.out.print(m);
			}
		}
		System.out.println();
	}
}	
}
package zx;
import java.util.Scanner;
public class qq {
	public static void main(String[] args){
		for(int n=6;n>0;n--){
			for(int m=6;m>0;m--){
				if(m>n){
			System.out.print("");
	}
			else{
			System.out.print(m);
			}
		}
		System.out.println();
	}
}	
}		

　　

package ert;
 import java.util.Scanner;
public class bb {
	public static void main(String[] args){
		Scanner scan = new Scanner(System.in);
		 System.out.println("请输入年月日");
		 int year = scan.nextInt();
		 int month = scan.nextInt();
		 int day = scan.nextInt();
		 int sum = 0;
		 switch(month - 1){ 
		 case 11:sum += 30;
		 case 10:sum += 31;
		 case 9:sum += 30;
		 case 8:sum += 31;
		 case 7:sum += 31;
	     case 6:sum += 30;
		 case 5:sum += 31;
		 case 4:sum += 30;
		 case 3:sum += 31;
		 case 2:sum += 28;
		 case 1:sum += 31;
		 case 0:sum += day;
		}
		if(month > 2){
		 if(year % 400 == 0 || year % 4 == 0 && year % 100 !=0){
		 sum++;
		 System.out.println(sum);
		            }  
		 }   
}
}

　　

package zx;
import java.util.Scanner;
public class qq {
	public static void main(String[] args){
		int a,b,c,d,x;
		int m=Integer.parseInt(args[0]);
		a=m/1000;
		b=m/100%10;
		c=m/10%10;
		d=m%10;
		x=d*1000+c*100+b*10+a;
		System.out.println("反转后的数为:"+x);
       }
}