TQC107 ~ TQC110 答案

TQC1071 m( T! [/ a# H/ N# c
public class test{
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      public static void main(String args[]){
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            //0 1 2 3
            //1 1 2 3
            //2 1 2 3# @0 H( W( f1 i
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            float tot = 0 ;# }' c' f* Z) F) X; a5 k
            for(int i=1;i<args.length;i++){
                     tot += Float.parseFloat(args[i]);1 t( [, t3 F; X! }
            }3 u7 H; w$ h) }+ j$ S9 {  @9 w
            tot /= (args.length-1) ;7 A% P7 b- N4 G+ {7 a

            if(args[0].equals("0")){
                     System.out.printf("平均值:%f",tot);; F# u# H# x0 A6 a. }4 t! D9 A
            }else if(args[0].equals("1")){
                     System.out.printf("平均值:%.1f",tot);
            }else{6 C( S- T: P+ D" e
                     System.out.printf("平均值:%.2f",tot);# n- \1 }1 j7 i3 P( @. t- Z
            }; B/ M# k$ K) M6 M


      }) {7 k1 u1 i% Q9 W7 D2 f5 \/ v

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TQC108
import java.lang.*;$ @3 ~' a: u  N  k

public class TQC108! u# W, j/ W2 M5 T. s
{
  public static void main(String[] args)                                        + A& N( c! [6 c8 D0 _. H
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for(int i = 1 ; i< 10 ; i++){; {. L8 p; x  G( j2 O
   for(int j = 1 ; j <10 ; j++)
      System.out.print(""+i+"*"+j+"="+(i*j)+"\t");
   System.out.println();- q5 j, z: O5 X9 e/ G1 {7 z5 C
}
  }
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TQC109
public class TQC109 {2 X/ {6 w8 }0 e" Q2 |' {
  public static void main(String args[]) {# ~* X) r) P* ^/ e) V
int r;; W: D, T5 J4 Q
r=(int)(Math.random()*100+1);
double area = r*r*Math.PI;
double vol = r*r*r*Math.PI*43;
System.out.println( "隨機產生的半徑為：" + r );% K0 k/ w, K* c" V6 t+ m% ?/ X, B
System.out.println( "計算後，直徑為：" + (2*r) );+ K) U+ f# b7 t
System.out.println( "計算後，圓面積為：" + area );+ ^' a! [# ?( S+ W  [0 A$ s, {& H5 J
System.out.printf( "四捨五入至小數第1位，則圓面積為：%.1f \n\n",area);% B6 i4 _4 G- k3 h8 r
System.out.println( "計算後，圓體積為：" + vol );9 v* u- D, O. y" U) [
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 9 u' |6 n: y! T( l/ k4 h. W/ |* j
import java.io.*;+ Q% E/ O% C+ B6 `4 g
import java.util.Date;
% s, t# O. b5 y5 {5 }
class TQC110{" Z7 F5 N9 N' E# n( i
      String items[][];) Y) ~' y( m. M  ^. A( A; W; g' w0 \
      long start, end;
      Date d;# L' n: C6 U" }6 G, M) i) S& E
      BufferedReader br;$ t, {4 w, R, Y0 H" N4 C; L

      public static void main(String args[]){
         int total = args.length;
         int pairs = total / 2;, F5 g8 Q' J! e) N; A6 u
         TQC110 tte;
         if(total != 0 && pairs != 0)
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            //get value from args... M" k- Y" a. f3 l( j
            String[][] tt = new String[pairs][2];5 T6 ~) [3 z  E
            for(int i=0; i<pairs; i+=2){: \+ W3 f. G/ _5 G; o$ k
                  tt[i][0] = args[i];
                  tt[i][1] = args[i+1];/ I8 \3 e  K8 I6 U+ d1 O9 t4 G
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            tte = new TQC110(tt);- O0 v, x6 U3 a+ C. X" n; s9 m
         }else$ g) O: h4 E: Q% A
               tte = new TQC110();1 I0 h- I0 l* {* P; M
         tte.start();2 U  Y4 i4 K  O  K! R
      }- g7 ~! O0 c+ k" m/ f

      TQC110(){
         items = new String[5][2];
         items[0][0] = "電腦";; M" g$ W. q' Y( I! L
         items[0][1] = "computer";: P4 U8 A% i3 J/ Q5 ]7 b4 s
         items[1][0] = "資料庫";2 J5 S6 P/ {: W  x7 ^7 ^  L8 G, s
         items[1][1] = "database";; v' f2 @+ _: Y9 K' d" c
         items[2][0] = "語法";
         items[2][1] = "syntax";' a3 W- q2 }; ^2 V1 M
         items[3][0] = "學校";
         items[3][1] = "school";- g/ ]5 h3 [$ j% S" R- k, d) S/ E
         items[4][0] = "假期";
         items[4][1] = "vacation";! g/ F( C/ Y3 }
         //make default value
         br = new BufferedReader(new InputStreamReader(System.in));+ s" ?- Z- g1 ~4 n0 {
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      TQC110(String[][] it){, m$ s( ^* }5 N! D1 M4 \
         items = it;8 z; P2 ?" F2 W
         br = new BufferedReader(new InputStreamReader(System.in));% W, U1 M& z2 [2 M4 X2 l. Y
      }% p! r; o; g, J. L0 p9 I" E0 o
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      void start(){/ o5 u) ]8 F3 D0 X
         String ans = "";) }8 ^5 Y' m  m9 Q- A( W
         int correct = 0;    // 計算答對題數; @5 F0 J; j1 r& S
         d = new Date();
         start = d.getTime();  // 開始答題時間$ M4 n  F+ y/ o5 x- Q' `* V
         System.out.println("請將題目的中文詞彙翻譯成英文單字!");/ Q& }4 J. X& o8 n7 t
         System.out.println("輸入英文單字答案後請按Enter鍵：");) }8 a4 l$ o$ |5 i
         System.out.println("          ");; O' K1 m# ]: k2 y  }
         for(int j = 0; j < items.length ; j++)$ d5 z$ y2 ^3 w; {0 ~
         {" b" Y" j' m2 |9 ?7 V) `( W
            System.out.println("第" + (j + 1) + "題__ " + items[j][0]);9 Y8 H4 b) K4 J6 [- z
            try{
                  ans = br.readLine();
            }
            catch(IOException ioexception){2 j! c# Z; D* j3 U1 q- t5 p' t' O+ y
                  System.out.println(ioexception);, z1 c3 D' w, m
            }5 ^+ i( }* r  X" E2 ?/ J5 H
            if(ans.equalsIgnoreCase(items[j][1])){% {" `4 G0 T1 F) ]) X7 f
                  correct+=1;( H$ F. q( Q) D: x
                  System.out.println("答對了!");
                  //count correct0 l. j: x8 N7 }5 `2 O' J2 }( n
                  //ouput correct message
            }else{: @+ s( C! H3 _* X
                              System.out.println("答錯了! 正確答案是:" + items[j][1]);5 X6 P, ^  S% e5 _& j
                  //ouput incorrect message
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         d = new Date();* A. E- ^2 M3 M9 X" y. v
         end = d.getTime(); // 結束答題時間7 C9 n. q; }" [0 ^/ W% D" _
         System.out.print("你使用了" + (end - start) / 1000L + "秒，  在");
         System.out.println(items.length + "題中答對了" + correct + "題");% j4 k# Z9 m, v% R' n
      }
}

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TQC107 ~ TQC110 答案

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