TQC107 ~ TQC110 答案

TQC107
public class test{

      public static void main(String args[]){: N/ D$ O0 w1 `  u2 b

            //0 1 2 3 1 J+ x: o* E' o% [# A0 j
            //1 1 2 3
            //2 1 2 3% x, B, O/ L# @, c/ O

            float tot = 0 ;
            for(int i=1;i<args.length;i++){, H5 S8 A! x8 Y2 k% i
                     tot += Float.parseFloat(args[i]);0 d1 j8 i  K, s: D
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            tot /= (args.length-1) ;% t7 a! f# n8 p
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            if(args[0].equals("0")){
                     System.out.printf("平均值:%f",tot);  E* p3 ~/ \3 ^. W, B  {  ?7 b5 M5 f
            }else if(args[0].equals("1")){
                     System.out.printf("平均值:%.1f",tot);$ L% e" P' d5 M1 [/ _2 m& E
            }else{; w: W" i( M& c( a
                     System.out.printf("平均值:%.2f",tot);+ h& x. h1 D: F
            }

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TQC1087 E4 b0 y8 a+ F+ K# `9 C, |
import java.lang.*;

public class TQC108
{, F6 g$ Y) P4 Y' f2 P" N
  public static void main(String[] args)                                        7 [3 T; d/ R9 \! A+ ?
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for(int i = 1 ; i< 10 ; i++){4 S3 p% [& b! B
   for(int j = 1 ; j <10 ; j++)
      System.out.print(""+i+"*"+j+"="+(i*j)+"\t");
   System.out.println();
}
  }
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TQC1096 i2 G- b( @/ q! B& l
public class TQC109 {' M$ ?6 F- j  F
  public static void main(String args[]) {+ @' |+ ?# F) _3 ~7 b* X
int r;
r=(int)(Math.random()*100+1);/ {" F$ k9 d/ @7 s
double area = r*r*Math.PI;
double vol = r*r*r*Math.PI*43;6 h+ I3 |# a  N- \. ]. d; J- m
System.out.println( "隨機產生的半徑為：" + r );
System.out.println( "計算後，直徑為：" + (2*r) );
System.out.println( "計算後，圓面積為：" + area );# e4 h- N* d0 R+ x& s
System.out.printf( "四捨五入至小數第1位，則圓面積為：%.1f \n\n",area);3 [0 r1 P/ E8 K+ i: K2 w2 ^
System.out.println( "計算後，圓體積為：" + vol );
System.out.printf( "四捨五入至小數第1位，則圓體積為：%.1f \n\n",vol);4 d# b1 t/ r1 R9 w& e9 O0 _
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TQC110 ) }) `  A: W( C7 m7 t. u. z
import java.io.*;0 X# Z* b4 l& \- \+ d$ o# b
import java.util.Date;6 k$ c' c! ~; a; a7 Q0 s* s& B

class TQC110{
      String items[][];) M5 v! O+ c% C2 E" X: \
      long start, end;1 w1 T2 O$ Y- K$ m  ~$ F
      Date d;4 N- @4 ]! Y# ^7 _* q) p) a
      BufferedReader br;: D& f  b) ]# ]# F$ B$ i
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      public static void main(String args[]){# u7 X# l, _# ~( h9 A5 g9 E' e
         int total = args.length;
         int pairs = total / 2;+ ~+ |3 U) F5 l6 Y9 w  L4 L
         TQC110 tte;# i# g- E4 L) N7 S$ K5 B2 k
         if(total != 0 && pairs != 0): S3 A) s. b# N( I
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            //get value from args..
            String[][] tt = new String[pairs][2];
            for(int i=0; i<pairs; i+=2){! h; i6 k% i7 `+ A
                  tt[i][0] = args[i];, O4 R" \, {, c* j; t
                  tt[i][1] = args[i+1];
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            tte = new TQC110(tt);
         }else9 r& A  r, ^8 Y' S" F5 @( X
               tte = new TQC110();, r6 H8 n- I% {! L0 w) y0 P
         tte.start();
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      TQC110(){
         items = new String[5][2];; e# a! i4 {- H
         items[0][0] = "電腦";
         items[0][1] = "computer";
         items[1][0] = "資料庫";* |% G; x: m! M4 o
         items[1][1] = "database";* C: d) L' R/ v. r' C
         items[2][0] = "語法";
         items[2][1] = "syntax";$ r% I/ [9 x  ?) h: [
         items[3][0] = "學校";
         items[3][1] = "school";$ h  v2 D* y+ P0 R* _1 y
         items[4][0] = "假期";$ p; `1 H+ @: y0 N, E
         items[4][1] = "vacation";( x3 O! j" ?) |8 X# R
         //make default value1 ^- `  a5 }8 k; p5 J
         br = new BufferedReader(new InputStreamReader(System.in));
      }* @. t3 ]# J; S* W$ a

      TQC110(String[][] it){
         items = it;
         br = new BufferedReader(new InputStreamReader(System.in));
      }0 a. W' T( G! F% q5 L4 f9 E
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      void start(){
         String ans = "";* {2 G! W/ w3 F" j- \' j9 z. |+ Z4 Z7 T3 z
         int correct = 0;    // 計算答對題數
         d = new Date();
         start = d.getTime();  // 開始答題時間3 ?) i' f5 W, y2 F
         System.out.println("請將題目的中文詞彙翻譯成英文單字!");
         System.out.println("輸入英文單字答案後請按Enter鍵：");
         System.out.println("          ");
         for(int j = 0; j < items.length ; j++)6 [* b+ E1 S" ?& s8 {$ D4 u2 S. a
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            System.out.println("第" + (j + 1) + "題__ " + items[j][0]);) w% k" w" K, z/ O; f- b
            try{5 h5 T! V2 u" d: `% `! p) C$ k( u# J
                  ans = br.readLine();
            }; N& [9 r$ d2 @# a
            catch(IOException ioexception){# U, t" X  a9 J& S
                  System.out.println(ioexception);
            }
            if(ans.equalsIgnoreCase(items[j][1])){; z4 P+ ?3 Y0 R5 ~4 S
                  correct+=1;
                  System.out.println("答對了!");4 H& U; ^4 A+ y& i
                  //count correct- B, ~, t3 ~) R
                  //ouput correct message1 \; \4 w+ l+ }' _2 i* R2 g" f9 o
            }else{
                              System.out.println("答錯了! 正確答案是:" + items[j][1]);
                  //ouput incorrect message
            }
         }

         d = new Date();
         end = d.getTime(); // 結束答題時間, k& }" I) a! n8 r3 Y: U) k
         System.out.print("你使用了" + (end - start) / 1000L + "秒，  在");2 |, h, a6 g. o5 L- E  |% U
         System.out.println(items.length + "題中答對了" + correct + "題");/ P  z; z7 D, w& J
      }
}

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TQC107 ~ TQC110 答案

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