C语言写一个程序,输入年、月、日的值,能输出该日是该年的第几天,并判 ...答:{ printf("请输入年,月,日:");scanf("%d%d%d",&year,&month,&day);k=judge(year);if (k==1){ count=R(month);printf("%d是闰年!\n",year);} else if(k==0){ count=P(month);printf("%d不是闰年!\n",year);} printf("%d年%d月%d日是该年当中的第%d天\n",year,...
C语言 给定一个合法的日期,求 x天后的日期。答:include<stdio.h>int main(){ int k=0,y,m,d,x,a[12]= {31,28,31,30,31,30,31,31,30,31,30,31}; scanf("%d%d%d",&y,&m,&d); scanf("%d",&x); d+=x; m--; a[1]=28+(y%4==0&&y%100||y%400==0); while(d>a[m]) { d-=a[m++]; if(...