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#include <stdio.h>
int main()
{
int year=2018;
int month=8;
int day=8;
int sum ,flag;
switch(month)
{
case 1:
sum=31+334;
break ;
case 2:
sum=28+306;
break ;
case 3:
sum=31+275;
break ;
case 4:
sum=30+245;
break ;
case 5:
sum=31+214;
break ;
case 6:
sum=30+184;
break ;
case 7:
sum=153+31;
break ;
case 8:
sum=122+31;
break ;
case 9:
sum=92+30;
break ;
case 10:
sum=61+31;
break ;
case 11:
sum=31+30;
break;
case 12:
sum=31;
break;
}
sum=365-sum+day;
if(year%400==0 || (year%4==0 && year%100!=0))
{
flag=1;
}
else
flag=0;
if(flag==1 && month>2)
{
sum=sum+1;
}
printf("%d年%d月%d日是该年中的第%d天",year,month,day,sum);
return 0;
}
if (flag = 1)
if (flag = 1 && month > 2)
if (flag = (1 && month > 2))
flag = (1 && month > 2);
if (flag)
if(year%400==0 || (year%4==0 && year%100!=0))
{
flag=1;
}
else
flag=0;
if (flag == 1 && month > 2)
if (flag = 1 && month > 2)
flag = 1;
if(flag)