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语言编程:输入年月日,求出该天是该年的第几天答:include<stdio.h> intmain(){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;...
C语言程序,输入年月日算出当天星期几答:days; //储存从1900-1-1到该天的天数int week=0; //储存求余后的星期//字符串组合输出星期char b[]={"星期"};char c[7][4]={"日","一","二","三","四","五","六"};loop:printf("请输入年 月 日:(空格分隔)\n");scanf(" %d%d%d",&year,&month,...