#include "stdio.h" |
main() |
{ |
int week=0, day, month=1 , MAX_DAY, year, i; |
printf ( "请输入四位数的年份(XXXX):" ); |
scanf ( "%d" ,&year); |
printf ( "\n请输入该年元旦是星期几(0=星期天,1=星期一...6=星期六):" ); |
scanf ( "%d" ,&week); |
printf ( "\n**********%4d年日历*********" ,year); |
while (month <=12) |
{ |
switch (month) |
{ |
case 1: case 3: case 5: case 7: case 8: case 10: case 12: |
MAX_DAY = 31; /* 大月 */ |
break ; |
case 2: /* 2月 */ |
if (((year % 4)==0) && ((year % 100)!=0) |
||((year % 400)==0))MAX_DAY = 29; /* 闰年 */ |
else MAX_DAY = 28; /* 平年 */ |
break ; |
case 4: case 6: case 9: case 11: |
MAX_DAY = 30; /* 小月 */ |
break ; |
} |
printf ( " \n==========%2d month ==========\n" ,month); |
printf ( " SUN MON TUE WED TUR FRI SAT\n" ); |
for (i=0; i<week; i++) printf ( "%4c" , ' ' ); |
for (day=1;day<=MAX_DAY; day++) |
{ printf ( "%4d" ,day); |
week++; week %= 7; |
if (week == 0) printf ( "\n" ); |
} |
month++; |
} |
} |
by: 发表于:2017-08-10 09:25:28 顶(0) | 踩(0) 回复
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