...打印出该月有多少天(考虑闰年,写出源码)。用c语言编写程序答:include <stdio.h>#include <conio.h>int main (void) {int dpm[13] = {0,31,28,31,30,31,30,31,31,30,31,30,31}; /* 平年每月天数 */int year, month;int isLeap;int days;printf ("输入年份:");scanf ("%d", &year);printf ("输入月份:");scanf ("%d", &month);...
C语言问题:键盘输入年月日,输出,该日是该年的第几天答:通过编译了的以下是代码:include<stdio.h> void main(){ int year,month,day;scanf("%d,%d,%d",&year,&month,&day);if((year%4==0&&year%100!=0)||(year%400==0))switch(month){ case 1:printf("the day is %d\n",day);break;case 2:printf("the day is %d\n",31+day);...
C语言输出日历问题,比较急,高悬赏答:scanf("%c",&flag);getchar();}while(!(flag=='N'||flag=='n'));system("pause");} void calendar(int month){ int a[12]={31,28,31,30,31,30,31,31,30,31,30,31};int sum=0,i,j,k,date;for(i=0;i<month-1;i++){sum+=a[i];} date=(sum%7+5)%7;printf("*...