TQC107 ~ TQC110 答案

TQC107$ q$ k0 L0 L5 T  }9 b
public class test{

      public static void main(String args[]){) ?- T, g4 _# x! R
      % a* \$ y0 Y  S& Z5 x. s
            //0 1 2 3 - Z% l; I, c# x! S& ~
            //1 1 2 3- o/ a, {& t7 i7 {5 [/ j: u* g8 P
            //2 1 2 3

            float tot = 0 ;9 Y. p1 L+ h- W5 p
            for(int i=1;i<args.length;i++){
                     tot += Float.parseFloat(args[i]);4 \2 r0 k3 n, W; k; \% M
            }  g& e% Q  P0 q( e
            tot /= (args.length-1) ;% n. r) P2 F" ?5 k+ W! j; y7 j7 B# \

            if(args[0].equals("0")){+ |; Q8 h( ?& \% w# I
                     System.out.printf("平均值:%f",tot);
            }else if(args[0].equals("1")){
                     System.out.printf("平均值:%.1f",tot);
            }else{5 d- k2 i' V, s4 q
                     System.out.printf("平均值:%.2f",tot);
            }. E& C2 J0 K! X" j) ?& x' e

            * D" l* ]  m. O7 t
      }4 [0 T. _, T. C/ ~+ n
$ W8 e4 B0 U2 ?* v5 [

}
TQC108- M6 H$ x) P, ~5 O0 O
import java.lang.*;

public class TQC108, e5 M+ ~- m# _. f+ E# ]% a. r
{
  public static void main(String[] args)                                        8 e: ~/ M8 d1 Z; T0 i2 b
  {* }( _1 A. o2 j
for(int i = 1 ; i< 10 ; i++){
   for(int j = 1 ; j <10 ; j++)# z) C8 |3 j# m+ o$ v/ M5 ^
      System.out.print(""+i+"*"+j+"="+(i*j)+"\t");
   System.out.println();9 `5 u6 t0 g; R0 M0 G* Z
}
  }; L* ], q. D- f/ w0 `0 i
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TQC109: ^: \5 }8 z  ~* n
public class TQC109 {
  public static void main(String args[]) {; y" l4 }' `6 E" [3 S) g6 m8 e
int r;
r=(int)(Math.random()*100+1);
double area = r*r*Math.PI;- l) ^7 C. g. L5 b, T" {
double vol = r*r*r*Math.PI*43;0 U5 h0 {$ j. ?9 {2 |: s
System.out.println( "隨機產生的半徑為：" + r );
System.out.println( "計算後，直徑為：" + (2*r) );: x+ e' i6 o2 O) W/ m
System.out.println( "計算後，圓面積為：" + area );) ^' ~) z) \) N; ]
System.out.printf( "四捨五入至小數第1位，則圓面積為：%.1f \n\n",area);
System.out.println( "計算後，圓體積為：" + vol );* I6 M  o6 M, u$ ^# V
System.out.printf( "四捨五入至小數第1位，則圓體積為：%.1f \n\n",vol);
  }8 c. P/ L( U6 g) }" j% U) S! Y
}; e* j  G5 ~4 P% d& L

# X$ X3 A8 W; ^- h
TQC110
import java.io.*;( m$ k  p2 M1 S4 |& G
import java.util.Date;" w2 ]0 [' I, m# _: `, F

class TQC110{! Z' N+ y# X8 d
      String items[][];3 {; Y6 t1 j7 B7 F$ L
      long start, end;
      Date d;
      BufferedReader br;
/ Y$ B5 u: x( P
      public static void main(String args[]){3 [$ Q" `1 P* Q0 @5 `. P
         int total = args.length;
         int pairs = total / 2;, w+ o# ^# e* L  a; l8 S8 N
         TQC110 tte;8 m8 I9 q! G1 c7 E9 K  _
         if(total != 0 && pairs != 0)
         {. I) ?) p8 H5 m5 _9 o+ w
            //get value from args..
            String[][] tt = new String[pairs][2];
            for(int i=0; i<pairs; i+=2){' r& R% k/ A% H: z: n9 h
                  tt[i][0] = args[i];
                  tt[i][1] = args[i+1];! N, E9 T5 v' C) V3 c( _; k
            }8 v5 X6 S% Q# |: x. U3 ^# H
            tte = new TQC110(tt);
         }else
               tte = new TQC110();, T% n' Z2 i$ P" }" k6 c
         tte.start();" l8 L/ M2 F; f
      }" e! n4 g/ n3 _0 q3 I
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      TQC110(){3 K8 X. r* ~6 x
         items = new String[5][2];5 S/ C2 F% f& T# \$ S' q0 n6 p
         items[0][0] = "電腦";9 @2 z! T# O4 N# G$ z6 X
         items[0][1] = "computer";
         items[1][0] = "資料庫";( N2 l* w1 T8 f0 D* m& r( P) }* s2 R
         items[1][1] = "database";
         items[2][0] = "語法";5 _  |2 }' ?3 A" K  _0 a
         items[2][1] = "syntax";
         items[3][0] = "學校";# ]9 Z2 S" ^8 l
         items[3][1] = "school";
         items[4][0] = "假期";# G% p: X9 X; M; z) n3 [7 n
         items[4][1] = "vacation";
         //make default value
         br = new BufferedReader(new InputStreamReader(System.in));; A0 O( o' s1 V( K
      }7 U7 t6 t  b' a, S$ X2 V0 j
               , [, F9 Z( y" W) m2 ?# \" [
      TQC110(String[][] it){$ H2 y" b5 h1 Y1 D, T" o+ b) d/ s( b
         items = it;
         br = new BufferedReader(new InputStreamReader(System.in));
      }
               # I: E" c: M/ _9 Y8 h6 H
      void start(){( y7 E  y% f% y8 I
         String ans = "";
         int correct = 0;    // 計算答對題數- F, A, e) Y. u! O, z) v' [# F
         d = new Date();- P! u% N3 X$ @- d
         start = d.getTime();  // 開始答題時間
         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("          ");2 [8 r! y- `' c
         for(int j = 0; j < items.length ; j++)
         {' u( p! S7 p3 x' o6 q" b
            System.out.println("第" + (j + 1) + "題__ " + items[j][0]);: J8 a+ {7 e  Q6 f! g4 P9 d
            try{0 s0 E8 ]# N! E$ d. ~# a
                  ans = br.readLine();
            }" {" v1 T+ L) E
            catch(IOException ioexception){
                  System.out.println(ioexception);
            }
            if(ans.equalsIgnoreCase(items[j][1])){- G  a* V+ ?: ?
                  correct+=1;
                  System.out.println("答對了!");7 f  m( b+ x  N
                  //count correct
                  //ouput correct message* b0 V1 s; o; w
            }else{' l1 {, J! i# q6 K/ S4 |3 p
                              System.out.println("答錯了! 正確答案是:" + items[j][1]);
                  //ouput incorrect message/ d) X! X3 B5 h$ {/ M% K* M$ n
            }
         }4 Z; E" C- M# p1 f% |5 e( @% l

         d = new Date();% L7 i. C* B" x/ z$ E' u9 x
         end = d.getTime(); // 結束答題時間3 Z. l7 p6 O+ q- Q# r; ]/ `
         System.out.print("你使用了" + (end - start) / 1000L + "秒，  在");
         System.out.println(items.length + "題中答對了" + correct + "題");4 Z6 [/ ]; P% W* N* `- j
      }
}

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TQC107 ~ TQC110 答案

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