TQC107 ~ TQC110 答案

TQC1076 _  J5 T9 p1 I; p1 l
public class test{+ c' m5 {. l: M. E; v! c8 ?, X. @

      public static void main(String args[]){

            //0 1 2 3 4 p2 q5 _1 K# ]3 e' L
            //1 1 2 36 R, G' H# ~  S, F+ P! b
            //2 1 2 3, o" A( \4 H* c  H. x
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            float tot = 0 ;6 ?- M# V5 g5 ?) y) l9 r
            for(int i=1;i<args.length;i++){2 }1 U7 \( i) R( O* n
                     tot += Float.parseFloat(args[i]);
            }
            tot /= (args.length-1) ;

            if(args[0].equals("0")){6 A, s( d" H. ^/ x/ f& V( F. c: V
                     System.out.printf("平均值:%f",tot);
            }else if(args[0].equals("1")){* ~. u6 f# s9 V' }9 Y
                     System.out.printf("平均值:%.1f",tot);
            }else{; [( T; }! A3 k" G: f
                     System.out.printf("平均值:%.2f",tot);$ ]8 I2 C3 \. w6 u. y) [3 Q
            }
            $ @& z+ N* H% B- g5 z3 h$ \  ]8 T- ?
            3 w, v& W0 y' f; C
      }
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TQC108$ k% t, C, d5 R" g4 ]- C; p% @
import java.lang.*;
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public class TQC108( u, ~' }, k& S( S. p9 O/ Q
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  public static void main(String[] args)                                        $ I2 f8 B6 c0 {5 E7 w* Y2 c" o
  {( @" {. T, i8 M4 G) r7 N0 Y
for(int i = 1 ; i< 10 ; i++){- K: _5 J9 |* T. A1 A# C8 f
   for(int j = 1 ; j <10 ; j++)2 W9 D- t+ F6 V, B; ]& R- D
      System.out.print(""+i+"*"+j+"="+(i*j)+"\t");5 [4 b2 K, l# L; G
   System.out.println();
}! T0 w8 {8 D" G
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TQC109
public class TQC109 {- B+ V' `7 o8 |: X9 v
  public static void main(String args[]) {' G+ I) A! z+ K. g5 \
int r;
r=(int)(Math.random()*100+1);
double area = r*r*Math.PI;
double vol = r*r*r*Math.PI*43;" {. X7 }+ j- F! {# X; \6 y+ W
System.out.println( "隨機產生的半徑為：" + r );- h6 ]5 {5 ]' {
System.out.println( "計算後，直徑為：" + (2*r) );& v" j0 ]4 h1 s* e/ d
System.out.println( "計算後，圓面積為：" + area );
System.out.printf( "四捨五入至小數第1位，則圓面積為：%.1f \n\n",area);! b6 [8 z6 W: o1 L
System.out.println( "計算後，圓體積為：" + vol );; f' {9 H$ G5 C& \
System.out.printf( "四捨五入至小數第1位，則圓體積為：%.1f \n\n",vol);
  }
}
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TQC110
import java.io.*;
import java.util.Date;, o( ~* R7 I3 S
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class TQC110{) a+ N# L; f8 d1 o4 q# u+ ]
      String items[][];$ E6 o. u0 t- t) D
      long start, end;
      Date d;7 {8 H, b3 O2 f. x, d5 o# A4 Q
      BufferedReader br;/ A8 s" D8 s2 ]" v
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      public static void main(String args[]){
         int total = args.length;4 H% k. r8 c7 b% O! y  o4 H+ s
         int pairs = total / 2;5 U: l: f2 k  w* z- J
         TQC110 tte;' O! P$ q% s( n" a0 I/ r% C  {
         if(total != 0 && pairs != 0)6 |8 j8 Y4 S" |/ F
         {* s3 f0 w& w) B
            //get value from args..
            String[][] tt = new String[pairs][2];
            for(int i=0; i<pairs; i+=2){
                  tt[i][0] = args[i];, |$ M4 ~, B3 ~* q3 F
                  tt[i][1] = args[i+1];8 P% R. m, |. k
            }( t) S, A8 x2 x# D9 }' G3 Z3 k
            tte = new TQC110(tt);
         }else) _* J( U# n, M7 q4 A
               tte = new TQC110();
         tte.start();
      }
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      TQC110(){
         items = new String[5][2];  t, v: O# C: B  [! w, \: ^
         items[0][0] = "電腦";, X  M5 g& u5 X& D( U$ J& l4 K; `0 G. C
         items[0][1] = "computer";
         items[1][0] = "資料庫";! X2 g. S" H' t" _, Q% G' S
         items[1][1] = "database";7 y" d2 y! P% L6 C2 I) {
         items[2][0] = "語法";  G- r6 O+ W% Y+ H
         items[2][1] = "syntax";* x9 N( j' D/ d5 x1 E
         items[3][0] = "學校";9 Y! m. I% {8 |% |' c
         items[3][1] = "school";: ?% D6 m' o8 i" ?
         items[4][0] = "假期";( ]$ Z! ]3 A  U( E; C& W8 n; h
         items[4][1] = "vacation";" K  V2 N) O) x) n2 x+ }: e% M4 T
         //make default value# H) E5 y0 e, p0 W% i: V5 q. d+ h9 V
         br = new BufferedReader(new InputStreamReader(System.in));. S* S1 m  B2 I- T1 K* }9 s0 y
      }

      TQC110(String[][] it){( ^; C5 r/ f2 |1 D; ^) F3 B
         items = it;
         br = new BufferedReader(new InputStreamReader(System.in));  G  V! [3 y. s& l; }) r
      }

      void start(){2 i) E$ x& E7 J9 j$ V0 }
         String ans = "";" \# b0 i6 U+ K* s$ {- t
         int correct = 0;    // 計算答對題數
         d = new Date();# D( A" p2 w7 }" |8 B
         start = d.getTime();  // 開始答題時間$ S5 F7 @5 e! S# q" U
         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("          ");7 n$ e0 k" L  w. w* |2 @% \3 _
         for(int j = 0; j < items.length ; j++)
         {) V9 i% Q6 H- v) [% `: b- c& i
            System.out.println("第" + (j + 1) + "題__ " + items[j][0]);
            try{
                  ans = br.readLine();- ]5 g3 c7 _3 D6 c( W# y' E# w
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            catch(IOException ioexception){1 s3 V4 b5 N) }' n
                  System.out.println(ioexception);
            }0 E8 m, s* y, x$ g5 y1 a
            if(ans.equalsIgnoreCase(items[j][1])){2 d7 t' R; ^+ ?& F+ @
                  correct+=1;
                  System.out.println("答對了!");
                  //count correct
                  //ouput correct message5 o5 \: \! c9 o  X  h
            }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5 F; t: p8 W$ {8 U# L( z
         System.out.print("你使用了" + (end - start) / 1000L + "秒，  在");
         System.out.println(items.length + "題中答對了" + correct + "題");
      }5 p! I: ~( c: Z9 c. R% y1 H- \3 _
}

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TQC107 ~ TQC110 答案

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