TQC Java術科解答_類別一

import java.io.*;
public class JVA01
{
  public static void main(String args[])
  {
    int lotto[] = new int[7];
    for (int i = 0; i
    {
      lotto[i] = (int)(Math.random() * 42) + 1; 

      for (int j = 0; j
      {
        if (lotto[i] == lotto[j])
        {
          i--; 
        }
      }
    }

    for (int x = 0, i = 1; x
    {
      if (lotto[x] < 10)
      {
        System.out.println("第\" + i + "個號碼:" + "0" + lotto[x]); 
      }
      else
      {
        System.out.println("第\" + i + "個號碼:" + lotto[x]); 
      }
    }
    System.out.println("特別號:" + lotto[6]); 
  }
}


//Code From http://caterpillar.onlyfun.net/Gossip/JavaGossip-V2/UseDate.htm
import java.text.DateFormat; import java.util.Date; 

public class JVA02
{
  public static void main(String[] args)
  {
    Date date = new Date(); 

    DateFormat shortFormat = DateFormat.getDateTimeInstance(DateFormat.SHORT,
      DateFormat.SHORT); 

    DateFormat mediumFormat = DateFormat.getDateTimeInstance(DateFormat.MEDIUM,
      DateFormat.MEDIUM); 

    DateFormat longFormat = DateFormat.getDateTimeInstance(DateFormat.LONG,
      DateFormat.LONG); 

    DateFormat fullFormat = DateFormat.getDateTimeInstance(DateFormat.FULL,
      DateFormat.FULL); System.out.println("------------------------");
      System.out.println("\t當地時間"); System.out.println(
      "------------------------"); System.out.println(shortFormat.format(date))
      ; System.out.println(mediumFormat.format(date)); System.out.println
      (longFormat.format(date)); System.out.println(fullFormat.format(date)); 
  }
}


import java.io.*; public class JVA03
{
  public static void main(String args[])throws IOException
  {
    System.out.println("請輸入欲產生之亂數個數:"); BufferedReader br = new
      BufferedReader(new InputStreamReader(System.in)); String x = br.readLine()
      ; int r = Integer.parseInt(x); int random[] = new int[r]; for (int i = 0;
      i
    {
      random[i] = (int)(Math.random() * 999) + 1; 
    }

    int swap = 0; for (int i = 1; i
    {
      for (int j = 0; j
      {
        if (random[j] > random[j + 1])
        {
          swap = random[j]; random[j] = random[j + 1]; random[j + 1] = swap; 
        }
      }
    }
    for (int i = 0; i
    {
      System.out.print(random[i] + " "); 
    }
  }
}


//decompiled file...
public class JVA04
{



  public static void main(String args[])
  {
    int ai[] = 
    {
      0, 1, 2, 3, 4, 5, 6, 7, 8, 9
    }; boolean flag = false; boolean flag1 = true; boolean flag2 = true; 
    do
    {
      for (int i = 1; i < ai.length; i++)
      {
        int j = (int)(Math.random() * 10D); ai[0] = ai[i]; ai[i] = ai[j]; ai[j]
          = ai[0]; 
      }

      int k = ai[1] + ai[2] + ai[3]; int l = ai[4] + ai[5] + ai[6]; int i1 =
        ai[7] + ai[8] + ai[9]; int j1 = ai[1] + ai[4] + ai[7]; int k1 = ai[2] +
        ai[5] + ai[8]; int l1 = ai[3] + ai[6] + ai[9]; int i2 = ai[1] + ai[5] +
        ai[9]; int j2 = ai[3] + ai[5] + ai[7]; if (k == l && l == i1 && i1 ==
        j1 && j1 == k1 && k1 == l1 && l1 == i2 && i2 == j2)flag = true; 
    }
    while (!flag); System.out.println("--CSF範例--"); System.out.println(
      "答案為:"); System.out.println(ai[1] + " " + ai[2] + " " + ai[3]);
      System.out.println(ai[4] + " " + ai[5] + " " + ai[6]); System.out.println
      (ai[7] + " " + ai[8] + " " + ai[9]); System.out.println(
      "不論橫向縱向及對角線加起來的和都是 15"); 
  }
}




import java.io.*; import java.util.StringTokenizer; 

public class JVA05
{



  public static void main(String args[])throws IOException
  {
    //////////////////////////////////////////////////////////////////////////
    try
    {
      System.out.println("------CSF範例------"); System.out.println(
        "請輸入陣列列數\"); BufferedReader br = new BufferedReader(new
        InputStreamReader(System.in)); int i = Integer.parseInt(br.readLine()); 

      System.out.println("每一列陣列裡要幾個數字?"); int j = Integer.parseInt
        (br.readLine()); 

      String arrayOriginal[][] = new String[i][j]; 

      String arrayConvert[] = new String[j]; 
      //////////////////////////////////////////////////////////////////////////
      for (int x = 0; x < i; x++)
      {
        System.out.println("請輸入第 " + x + " 列"); 

        String s = br.readLine(); 

        StringTokenizer stringtokenizer = new StringTokenizer(s); 

        for (int y = 0; y < j; y++)
        {
          arrayConvert[y] = stringtokenizer.nextToken(); arrayOriginal[x][y] =
            arrayConvert[y]; 
        }

      }
      //////////////////////////////////////////////////////////////////////////
      System.out.println(" "); System.out.println("陣列經行、列轉換結果：");
        String arrayResult[][] = new String[j][i]; 

      for (int x = 0; x < i; x++)
      {
        for (int y = 0; y < j; y++)arrayResult[y][x] = arrayOriginal[x][y]; 

      }
      //////////////////////////////////////////////////////////////////////////
      for (int x = 0; x < j; x++)
      {
        for (int y = 0; y < i; y++)System.out.print(arrayResult[x][y] + " "); 

        System.out.println(); 
      }

    }
    catch (Exception exception)
    {
      System.err.print(exception); 
    }
  }
}



import java.io.*; public class JVA05
{
  public static void main(String args[])throws IOException
  {
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
      int m = 0; int n = 0; 

    System.out.println("請輸入陣列列數\"); m = Integer.parseInt(br.readLine());
      System.out.println("每一列陣列裡要幾個數字?"); n = Integer.parseInt
      (br.readLine()); 

    int convert[][] = new int[m][n]; int value; for (int x = 0; x
    {
      System.out.println("第\" + x + "次\"); for (int y = 0; y
      {
        value = Integer.parseInt(br.readLine()); convert[x][y] = value; 
      }
    }

    for (int x = 0; x
    {
      for (int y = 0; y
      {
        System.out.print(convert[y][x] + " "); 
      }
      System.out.println(); 
    }



  }
}