C语言编写days函数 计算该日是该年的第几天答:d+=a[i];return d;} int main(){int year,month,day,answer;printf("请输入一个日期yyyy-mm-dd\n");scanf("%d-%d-%d",&year,&month,&day);answer=days(year,month,day);if(answer>0)printf("%d-%d-%d 是该年的第 %d 天.\n",year,month,day,answer);getch();return 0;} ...
...计算这个日期是这一年的第几天。(保证测试用例为合法日期答:h>void main(){int i,year,month,day,n=0,a[13]={0,31,28,31,30,31,30,31,31,30,31,30,31};scanf("%d/%d/%d",&year,&month,&day);if((year%4==0&&year%100)||year%400==0) a[2]=29;for(i=0;i<=month-1;i++) n+=a[i];printf("这个日期是%d年的第%d天。
”输入某年某月某日,判断这一天是这一年的第几天“用C语言怎样编程_百度...答:voidmain(){ intsumday(intmonth,intday);/*计算第多少天的函数声明*/ intleap(intyear);/*判断是否闰年的函数声明*/ intmonth,day,days,year;intdaytab[13]={0,31,28,31,30,31,30,31,31,30,31,30,31};/*一般年的12个月的天数组成一个数组*/ printf("Pleaseinputdate(year,month,...