给定一个日期,输出这个日期是该年的第几天C语言编程题答:{ int year, mon, day, isLeap, i, count;int month[12] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};printf("输入日期:(输入格式必须为yyyy-mm-dd,如2012-11-24)\n");scanf("%d-%d-%d", &year, &mon, &day);//判断是否为润年 if ((year % 400 ==...
语言编程题:给定一个日期,输出这个日期是该年的第几天。答:{ int sum=0;int i;int month[12]={31,28,31,30,31,30,31,31,30,31,30,31};int yeal,mon,day;printf("输入日期,格式为‘yeal,month,day’,如2012,11,23\n");scanf("%d,%d,%d",&yeal,&mon,&day);if((yeal%400==0)||(yeal%4==0)&&(yeal%100!=0))month[1]=29;/...