c语言问题 输入年月日,输出是当年的第几日,返回值不对 为什么答:include <stdio.h> void main(){ int year,month,day;int dayofyear(int year,int month,int day);printf("Please input the date:\n");scanf("%d%d%d",&year,&month,&day);int n=dayofyear(year,month,day);printf("%d day\n",n);} dayofyear(int year,int month,int day){ int k...
C语言 输入一位学生的生日(年月日),并输入当前的日期(年月日),输出该...答:include<stdio.h> int main(){ int year,month,day;int birthY,birthM,birthD;int N;printf("请输入生日");scanf("%d%d%d",&birthY,&birthM,&birthD);printf("请输入当前日期");scanf("%d%d%d",&year,&month,&day);N=year-birthY;if(month<birthM)N--;else if(month==birthM)if(...
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 main(){ 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 ...
C语言循环结构求教从键盘上输入年、月、日,计算自当年元旦到这个日期...答:day,i,sum;scanf("%d",&year);scanf("%d",&month);scanf("%d",&day);if(isLeapYear(year))days[1]=29;sum=0;for(i=0,i<month-1;i++)sum+=days[i];sum+=(day-1);printf("从%d年1月1日到%d年%d月%d日总共有%d天\n",year,year,month,day,sum);} 求采纳,不懂可追问。
C语言定义一个结构体变量(包括年、月、日),输入一个日期,计算该日在本...答://希望我的回答对你的学习有帮助#include <stdio.h>struct ymd { int Y,M,D; }; const short MonthDay[]={0,31,28,31,30,31,30,31,31,30,31,30,31}; int YMD_2_JD(int Y, int M, int D){ const short MonthDay[]={0,31,28,31,30,31,30,31,31,30,31,30,31}; ...