c语言输入某年某月某日,求下一天的日期?答:include <stdio.h> int main(){ int year1,month1,day1,year2,month2,day2;int day[12] = {31,28,31,30,31,30,31,31,30,31,30,31};printf("Please input year-month-day : ",year1,month1,day1);scanf("%d-%d-%d",&year1,&month1,&day1);if((year1 % 400 == 0) |...
C语言编程(程序怎样编写):给定年、月、日,计算该日是该年的第几天,然 ...答:/**程序描述:给定年、月、日,计算该日是该年的第几天,然后计算该日是星期几。*/#include <stdio.h>int mon[]={31,28,31,30,31,30,31,31,30,31,30,31};int leap_year(int n){ if(n%400==0||(n%4==0 && n%100!=0)) return 1; else return 0;}int cal...
C语言程序设计:给出年、月、日,计算该日是该年的第几天。答:include "stdio.h"int main () { int year;int month;int day;scanf("%d %d %d", &year, &month, &day);if(year < 1 || (month < 1 || month > 12) || (day < 1 || day > 31))return -1;int daynum[12] = { 31, 28, 31,30 ,31, 30, 31, 31, 30, 31, 30,...
...计算并输出它是这一年的第几月第几日,c语言,怎么写,谢谢答:include <stdio.h>#include <stdlib.h>void MonthDay(int year, int yearDay, int *pMonth, int *pDay);int main(){int year,yearDay,pMonth,pDay;scanf("%d",&year);scanf("%d",&yearDay);MonthDay(year,yearDay,&pMonth,&pDay);printf("\n%d %d",pMonth,pDay);return 0;}void...