C语言实现万年历程序
#include
int year(int y)
{
if ((y%4==0) && (y%100!=0) || y%400==0)
return 366;
else
return 365;
}
int main()
{
int y;
int i,j,sum=0;
int begin,week;
int days[12]={31,28,31,30,31,30,31,31,30,31,30,31};
scanf("%d",&y);
for(i=1;i sum+=year(i); week=(sum+1)%7; //表示该年1月1日为星期几 if(year(y)==366) days[1]=29; printf(" %d年日历如下: ",y); for(i=0;i<12;i++) { printf(" %d月 ",i+1); printf(" 7 1 2 3 4 5 6 "); printf("===================== "); begin=1; for(j=0;j printf(" "); while(begin<=days[i]) { printf("%3d",begin); begin++; week=(week+1)%7; if(week%7==0) printf(" "); } printf(" "); } return 0; }