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2016年10月14日 星期五

ex8 改寫switch-case

17 則留言:

  1. import java.util.Scanner;

    public class ex1 {

    public static void main(String[] args) {
    Scanner x=new Scanner(System.in);
    int grade;
    do{
    System.out.println("請輸入成績:");
    grade = x.nextInt();
    if(grade<0 || grade>100) break;
    int gg=grade/10;
    switch(gg){
    case 10: case 9: case 8:
    System.out.println("甲等");
    break;
    case 7:
    System.out.println("乙等");
    break;
    case 6:
    System.out.println("丙等");
    break;
    default:
    System.out.println("丁等");
    }
    }while(grade>=0 && grade<=100);
    }

    }

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  2. import java.util.Scanner;

    public class two {

    public static void main(String[] args) {
    Scanner sc=new Scanner(System.in);
    int grade;
    do {
    System.out.println("輸出分數");

    grade = sc.nextInt();
    if (grade<0||grade>100) break;
    int gg=grade/10;
    switch(gg){
    case 10: case 9: case 8:

    System.out.println("甲等!");
    break;
    case 7:
    System.out.println("乙等!");break;
    case 6:
    System.out.println("丙等!");break;
    default:
    System.out.println("丁等!");
    break;
    }
    } while (grade>0 && grade<=100);



    }

    }

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  3. import java.util.Scanner;

    public class x2 {

    public static void main(String[] args){
    Scanner sc=new Scanner(System.in);
    int grade;
    do {
    System.out.println("輸出分數");
    grade = sc.nextInt();
    if(grade<0 || grade>100) break;
    int gg=grade/10;
    switch(gg){
    case 10: case 9: case 8:
    System.out.println("甲等!");break;
    case 7:
    System.out.println("乙等!");break;
    case 6:
    System.out.println("丙等!");break;
    default:
    System.out.println("丁等!");break;
    }
    } while (grade>=0 && grade<=100);
    }
    }

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  4. package hello;

    import java.util.Scanner;

    public class ex2 {

    public static void main(String[] args) {
    Scanner sc=new Scanner(System.in);
    int grade;
    do{
    System.out.println("請輸入分數");
    grade = sc.nextInt();
    if(grade<0 || grade>100) break;
    int gg=grade/10;
    switch(gg){
    case 10: case 9: case 8:
    System.out.println("甲等!");
    break;
    case 7:
    System.out.println("乙等!");
    break;
    case 6:
    System.out.println("丙等!");
    break;
    default:
    System.out.println("丁等!");
    break;
    }
    }while (grade>=0 && grade<=100);


    }
    }

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  5. import java.util.Scanner;
    public class ex2{
    public static void main(String[] args)
    {
    Scanner sc=new Scanner(System.in);
    int grade;
    do {
    System.out.println("請輸入分數");
    grade = sc.nextInt();
    if(grade<0 ||grade>100) break;
    int gg=grade/10;
    switch(gg)
    {
    case 10: case 9 : case 8:
    System.out.println("甲等!");
    break;
    case 7:
    System.out.println("乙等!");
    break;
    case 6:
    System.out.println("丙等!");
    break;
    default:
    System.out.println("丁等!");
    }
    }while (grade>=0 && grade<=100);

    }
    }

    回覆刪除
  6. import java.util.Scanner;

    public class h525 {

    public static void main(String[] args) {
    Scanner sc=new Scanner(System.in);
    int x;
    do {
    System.out.println("請輸入成績");
    x = sc.nextInt();
    if(x<0||x>100) break;
    int gg=x/10;
    switch(gg){
    case 10:
    case 9:
    case 8:
    System.out.println("甲等");
    break;
    case 7:
    System.out.println("乙等");
    break;
    case 6:
    System.out.println("丙等");
    break;
    default:
    System.out.println("丁等");
    }
    } while (x>=0&&x<=100);
    }

    }

    回覆刪除
  7. import java.util.Scanner;

    public class ex2 {
    public static void main(String[] args) {

    Scanner scan = new Scanner(System.in);
    int grade;
    do {
    System.out.println("請輸入成績");
    grade = scan.nextInt();
    if (grade<0 || grade>100) break;
    int a=grade/10;
    switch(a){
    case 10:
    case 9:
    case 8:
    System.out.println("甲等");
    break;
    case 7:
    System.out.println("乙等");
    break;
    case 6:
    System.out.println("丙等");
    break;
    default:
    System.out.println("丁等");
    }
    } while (grade>=0 && grade<=100);
    }
    }

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  8. import java.util.Scanner;

    public class ex2 {
    public static void main(String[] args) {
    Scanner zz = new Scanner(System.in);
    int grade;
    do {
    System.out.println("請輸入成績");
    grade = zz.nextInt();
    if(grade<0 || grade>100) break;
    int gg=grade/10;
    switch(gg){
    case 10:case 9:case 8:
    System.out.println("甲等");
    break;
    case 7:
    System.out.println("乙等");
    break;
    case 6:
    System.out.println("丙等");
    break;
    default:
    System.out.println("丁等");
    }
    } while (grade>=0 && grade<=100);

    }
    }

    回覆刪除
  9. import java.util.Scanner;
    public class hi6 {

    public static void main(String[] args) {
    Scanner sc=new Scanner(System.in);
    int grade;
    do {
    System.out.println("請輸入分數:");
    grade = sc.nextInt();
    if(grade<0 || grade>100) break;
    int gg=grade/10;
    switch(gg){
    case 10: case 9: case 8:
    System.out.println("甲等!");
    break;
    case 7:
    System.out.println("乙等!");
    break;
    case 6:
    System.out.println("丙等!");
    break;
    default:
    System.out.println("丁等!");
    break;
    }
    }while (grade>=0 && grade<=100);

    }

    }

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  10. import java.util.Scanner;
    public class Holle1 {

    public static void main(String[] args) {
    Scanner sc=new Scanner(System.in);
    int grade;
    do{
    System.out.println("輸出分數");
    grade=sc.nextInt();
    if(grade<0 || grade>100) break;
    int gg=grade/10;
    switch(gg){
    case 10:
    System.out.println("優等!");
    break;
    case 9: case 8:
    System.out.println("甲等!");
    break;
    case 7: case 6:
    System.out.println("乙等!");
    break;
    case 5: case 4:
    System.out.println("丙等!");
    break;
    default:
    System.out.println("丁等!");
    break;
    }
    } while(grade>=0 && grade<=100);

    }

    回覆刪除
  11. import java.util.Scanner;
    public class ex2{

    public static void main(String[] args) {
    Scanner sc=new Scanner(System.in);
    int grade;
    do{
    System.out.println("請輸入分數");
    grade=sc.nextInt();
    if(grade<0 || grade>100) break;
    int gg=grade/10;
    switch(gg){
    case 10: case 9: case 8:
    System.out.println("甲等");
    break;
    case 7:
    System.out.println("乙等");
    break;
    case 6:
    System.out.println("丙等");
    break;
    default:
    System.out.println("丁等");
    }
    }while (grade>=0 && grade<=100);


    }
    }

    回覆刪除
  12. import java.util.Scanner;
    public class ex2{
    public static void main(String[] args){
    Scanner sc=new Scanner(System.in);
    int grade;
    do {
    System.out.println("請輸入分數");
    grade=sc.nextInt();
    if(grade<0||grade>100) break;
    int gg=grade/10;
    switch(gg){
    case 10:case 9: case 8:
    System.out.println("甲等");
    break;
    case 7:
    System.out.println("乙等");break;
    case 6:
    System.out.println("丙等");break;
    default:
    System.out.println("丁等");
    }
    }while (grade>=0 && grade<=100);
    }
    }

    回覆刪除
  13. import java.util.Scanner;
    public class ex2{
    public static void main(String[] args)
    {
    Scanner sc=new Scanner(System.in);
    int grade;
    do {
    System.out.println("請輸入分數");
    grade = sc.nextInt();
    if(grade<0 ||grade>100) break;
    int gg=grade/10;
    switch(gg)
    {
    case 10: case 9 : case 8:
    System.out.println("甲等!");
    break;
    case 7:
    System.out.println("乙等!");
    break;
    case 6:
    System.out.println("丙等!");
    break;
    default:
    System.out.println("丁等!");
    }
    }while (grade>=0 && grade<=100);

    }
    }

    回覆刪除
  14. import java.util.Scanner;
    public class ex2{
    public static void main(String[] args){
    Scanner sc=new Scanner(System.in);
    int grade;
    do {
    System.out.println("請輸入分數");
    grade=sc.nextInt();
    if(grade<0||grade>100) break;
    int gg=grade/10;
    switch(gg){
    case 10:case 9: case 8:
    System.out.println("甲等");
    break;
    case 7:
    System.out.println("乙等");break;
    case 6:
    System.out.println("丙等");break;
    default:
    System.out.println("丁等");
    }
    }while (grade>=0 && grade<=100);
    }
    }

    回覆刪除
  15. import java.util.Scanner;

    public class will1 {

    public static void main(String[] args) {
    Scanner sc=new Scanner(System.in);
    int grade;
    do {
    System.out.println("輸出分數");
    grade = sc.nextInt();
    if (grade<0 || grade>100) break;
    int gg=grade/10;
    switch(gg){
    case 10: case 9: case 8:

    System.out.println("甲等!");
    break;
    case 7:

    System.out.println("乙等!");
    break;
    case 6:
    System.out.println("丙等!");
    break;
    default:
    System.out.println("丁等!");
    break;
    }
    } while (grade>0 && grade<=100);



    }
    }

    回覆刪除
  16. import java.util.Scanner;

    public class xfdgh {
    public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int grade;
    do {
    System.out.println("請輸入分數");
    grade = sc.nextInt();
    if(grade<0 || grade>100) break;
    int gg=grade/10;
    switch(gg){
    case 10: case 9: case 8:
    System.out.println("甲等");
    break;
    case 7:
    System.out.println("乙等");
    break;
    case 6:
    System.out.println("丙等");
    break;
    default:
    System.out.println("丁等");

    }
    }while (grade>=0 && grade<=100);

    回覆刪除
  17. import java.util.Scanner;

    public class will1 {

    public static void main(String[] args) {
    Scanner sc=new Scanner(System.in);
    int grade;
    do {
    System.out.println("輸出分數");
    grade = sc.nextInt();
    if (grade<0 || grade>100) break;
    int gg=grade/10;
    switch(gg){
    case 10: case 9: case 8:

    System.out.println("甲等!");
    break;
    case 7:

    System.out.println("乙等!");
    break;
    case 6:
    System.out.println("丙等!");
    break;
    default:
    System.out.println("丁等!");
    break;
    }
    } while (grade>0 && grade<=100);



    }
    }

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