- import java.io.*;
- import java.util.*;
- public class jva110
- {
- public static void main(String arg[])
- {
-
- //取得出題數量
- int userItemCoount = arg.length / 2;
-
- //是否為使用者出題(自由出題)
- Boolean isUserItem = (userItemCoount > 0);
-
- //宣告題目陣列
- String itemQue[];
- String itemAns[];
- //判斷是否是自由出題
- if(isUserItem)
- {
- //是自由出題
-
- //建立陣列
- itemQue = new String[userItemCoount];
- itemAns = new String[userItemCoount];
- //寫入題目
- for(int i=0;i<arg.length;i+=2)
- {
- itemQue[i/2] = arg[i];
- itemAns[i/2] = arg[i+1];
- }
- }else{
- //是預設題目
- itemQue = new String[]{"電腦","資料庫","語法","學校","假期"};
- itemAns = new String[]{"computer","database","syntax","school","Vocation"};
- }
- //紀錄開始時間
- long startTime = new Date().getTime();
-
- //顯示資訊
- System.out.println("請將題目的中文字彙翻譯成英文單字!");
- System.out.println("輸入英文單字答案後請按Enter鍵:\n");
-
- //輸入擷取物件
- Scanner scanner =new Scanner(System.in);
-
- //宣告答對題目數變數
- int Right=0;
- //開始出題
- for(int i=0;i<itemQue.length;i++)
- {
- System.out.println("第" + (i+1) +"題__ " + itemQue[i]);
- String useInput = scanner.next();
-
- String ans = itemAns[i].toLowerCass();
- useInput = useInput.toLowerCass();
-
- if(useInput.equals(ans))
- {
- System.out.println("答對了！");
- Right++;
- }else{
- System.out.println("答錯了！");
- System.out.println("正確答案是" + itemAns[i]+"\n");
- }
-
- }
- //結算時間
- long endTime = new Date().getTime();
- long useTime = (endTime-startTime)/1000;
-
- System.out.println("你使用了" + useTime + "秒，在" + itemQue.length + "題中答對了" + Right + "題");
- }
- }
   + U5 a$ ^ T9 m
錯誤訊息如下0 b2 L1 K3 W: B. `" c) k5 k1 r6 m
jva110.java:54: error: cannot find symbol: v" f# t. Z. O2 c
String ans = itemAns.toLowerCass();6 f* R+ }% S3 x2 r
^
* X8 Y, q" {8 q5 V4 e) o# y/ F% X symbol: method toLowerCass()
# D2 N0 d1 g" Q& t/ { location: class String
8 v, f) G) S* Qjva110.java:55: error: cannot find symbol
/ A5 L! N$ w# q6 N useInput = useInput.toLowerCass();
* b k# [% R* \: L- m; b. T ^( D- O3 U) Z% [3 \ i m- P
symbol: method toLowerCass()- m6 \ B8 P0 T9 B( C2 d0 s
location: variable useInput of type String
2 {" F$ m1 |. G0 v8 f$ f: r4 X2 errors |
