编写一个程序,输入年,月,,打印出该年的天数答:输入年,月,打印出该年的天数:include<stdio.h> main(){ int y,m,d;printf("year month=");scanf("%d%d",&y,&m);switch(m){ case 1:case 3:case 5:case 7:case 8:case 10:case 12:d=31;break;case 4:case 6:case 9:case 11:d=30;break;case 2:if (y%4==0 && y%100...
使用枚举类型定义月份,并编写一个程序,根据用户输入的年份,输出该年各...答:{ enum month{January,February,March,April,May,June,July,August,September,October,November,December};char* name[]={"January","February","March","April","May","June","July","August","September","October","November","December"};int count[12] = {31,28,31,30,31,30,31,31,...