怎么用C语言输入一个日期,求该日期是该年的第几天?答:我大概给个思路,代码是现写的 没调试先定义每个月的天数,2月按28天算输入年月日后,根据年判断是否闰年(闰年加1天),再从1月加到当月的前一月,再加上日期就可以了#include <stdio.h>int month[12] = {31,28,31,30,31,30,31,31,30,31,30,31};main(){int yy,mm,dd, days;int ...
用C语言编程,输入一个日期,系统输出第二天的日期。求解。答:0,31,29,31,30,31,30,31,31,30,31,30,31,};int year=0;int month=0;int day=0;int n,i,daytemp;int flag=0;int nyear=0,nmonth=0,nday=0;printf("输入年月日\n");scanf("%d%d%d",&year,&month,&day);//printf("输入天数\n");//scanf("%d",&n);n=1;if(year<0||...
c语言计算从1月1号到给定日期的天数答:include<stdio.h> include<math.h> int main(){int n,m,d,i;char mon[13][10]={"","January","February","March","April","May","June","July","August","September","October","November","December"};scanf("%d",&n);for(i=0;i<n;i++){scanf("%d%d",&m,&d);printf(...
C语言输入年月日计算该日是该年第几天,答://根据用户输入的日期计算出该日期是该年的第多少天。include include //system("pause")main(){ int year,month,day,total,leap; //total总天数 ,leap用于闰年的2月天数 printf("请输入年 月 日(按顺序,中间用空格隔开):");scanf("%d%d%d",&year,&month,&day);if((year%4==0 && ...