标签:11 week java Scanner 练习 System println public out
package hello;
import java.util.Scanner;
public class hello{
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println("请输入一个星期数:");
int week = sc.nextInt();
if (week<1 || week>7) {
System.out.println("您输入有误");
}
else if (week==1) {
System.out.println("跑步");
}else if (week==2) {
System.out.println("游泳");
}else if (week==3) {
System.out.println("慢走");
}else if (week==4) {
System.out.println("动感单车");
}else if (week==5) {
System.out.println("拳击");
}else if (week==6) {
System.out.println("爬山");
}else if (week==7) {
System.out.println("好好吃一顿");
}
}
}
package hello;
import java.util.Scanner;
public class hello{
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println("请输入一个星期数:");
int week = sc.nextInt();
switch (week) {
case 1:
System.out.println("跑步");
break;
case 2:
System.out.println("爬山");
break;
case 3:
System.out.println("慢跑");
break;
case 4:
System.out.println("休息");
break;
case 5:
System.out.println("游泳");
break;
case 6:
System.out.println("游戏");
break;
case 7:
System.out.println("好好吃一顿");
break;
default:
System.out.println("你输入有误");
}
}
}
package hello;
import java.util.Scanner;
public class hello{
public static void main(String[] args) {
for (int x = 1;x<=100;x++) {
if (x%10==7 || x/10%10==7 || x%7==0) {
System.out.println(x);
}
}
}
}
package hello;
import java.util.Scanner;
public class hello{
public static void main(String[] args) {
int[] arr = new int[20];
arr[0] = 1;
arr[1] = 1;
for (int x = 2;x<arr.length;x++) {
arr[x] = arr[x-2] + arr[x-1];
}
System.out.println(arr[19]);
}
}
标签:11,week,java,Scanner,练习,System,println,public,out 来源: https://blog.csdn.net/XUAN528XUAN/article/details/121351094
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