鴨..你的程式

[handsomecrow (湯姆克魯斯)]

#include <stdio.h>
#include <stdlib.h>

void Data( int year, int month )
{
  char *cmonth[12] = {"Jaunary",   "February", "March",    "April",
                      "May",       "June",     "July",     "August",
                      "September", "October",  "November", "December"};
  char *cweek[7] = {"SUN", "MON", "TUE", "WED", "THU", "FRI", "SAT"};
  int imonth[12] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};

  //Base on 2004/1/1 THU
  int week = 4;
  int baseyear = 2004;

  int i, j;

  while( ( year - baseyear ) != 0 )
  {
    if( ( year - baseyear ) > 0 )
    {
      week++;
      if( ( baseyear % 4 ) == 0 )
        week++;
      baseyear++;
      if( week > 6 )
        week -= 7;
    }
    else if( ( year - baseyear ) < 0 )
    {
      week--;
      baseyear--;
      if( ( baseyear % 4 ) == 0 )
        week--;
      if( week < 0 )
        week += 7;
    }
  }

  if( ( baseyear % 4 ) == 0 )
    imonth[1]++;

  for( i=0; i<12; i++ )
  {
    if( (i+1) == month || month == 0 )
    {
      printf("\n%s\n", cmonth[i]);
      for( j=0; j<7; j++ )
      {
        printf("%3s ", cweek[j]);
      }
      printf("\n");

      for( j=0; j<week; j++ )
        printf("    ");

      for( j=1; j<=imonth[i]; j++ )
      {
        printf("%3d ", j);
        if( week == 6 )
        {
          week -= 7;
          printf("\n");
        }
        week++;
      }
    }
  }

  printf("\n");
  system("pause");
}

int main()
{
  int year, month;
  int command = 1;

  while( command != 0 )
  {
    printf("請輸入要列印月曆或年曆 ( 1>月曆 2>年曆 0>結束 ):");
    scanf("%d", &command);
    if( command == 1 )
    {
      printf("請輸入西元年:");
      scanf("%d", &year);
      printf("請輸入月份:");
      scanf("%d", &month);

      Data( year, month );
    }
    else if( command == 2 )
    {
      printf("請輸入西元年:");
      scanf("%d", &year);
      month = 0;

      Data( year, month );
    }
    else if( command == 0 )
    {
      exit(0);
    }
    else
    {
      printf("\nError command.\n");
    }
  }

}

可到http://knight.fcu.edu.tw/~d9223202/data.c

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