用C语言写一个函数,给出年月日,计算该日是该年的第几天 用#include<ios...答:month,day; int dayCount=0,i; int mon[]={31,28,31,30,31,30,31,31,30,31,30,31}; cout<<"请输入当前的年,月,日: ";cin>>year>>month>>day; for(i=0;i<month-1;i++) dayCount+=mon[i]; if(month>...
c语言编程:输入年月日,求出该天是该年的第几天答:{intday,month,year,sum,leap;printf("\n请输入年、月、日,格式为:年,月,日(2015,12,10)\n");scanf("%d%d%d",&year,&month,&day);//格式为:20190510 switch(month)//先计算某月以前月份的总天数 {case1:sum=0;break;case2:sum=31;break;case3:sum=59;break;case4:sum=90;break;...
用C语言写一个函数,给出年月日,计算该日是该年的第几天答:int judge,i;int sum=0;//标记天数 int date[2][12]={ {31,28,31,30,31,30,31,31,30,31,30,31},{31,29,31,30,31,30,31,31,30,31,30,31}};//储存闰年和非闰年每一月的天数 printf("输入年月日:");scanf("%d %d %d",&year,&month,&day);judge=(year%4==0)||(year...
C语言程序设计:给出年、月、日,计算该日是该年的第几天。答: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, 31 };if ((year % 4 == 0 ...