11.1.c

谭浩强的C语言书里的部分作业

struct date
{
int year;
int month;
int day;
};

main()
{int y,m,d,a;
struct date dat;
printf("Please put in Year: ");
scanf("%d",&y);
printf("Please put in Month: ");
scanf("%d",&m);
printf("Please put in Day: ");
scanf("%d",&d);
    dat.year=y;
    dat.month=m;
    dat.day=d;
printf("%d,%d,%d\n",dat.year,dat.month,dat.day);
    if(dat.month-1==0) a=0;
    if(dat.month-1==1) a=31;
    if(dat.month-1==2) a=59;
    if(dat.month-1==3) a=90;
    if(dat.month-1==4) a=120;
    if(dat.month-1==5) a=151;
    if(dat.month-1==6) a=181;
    if(dat.month-1==7) a=212;
    if(dat.month-1==8) a=243;
    if(dat.month-1==9) a=273;
    if(dat.month-1==10) a=304;
    if(dat.month-1==11) a=334;
    a=a+dat.day;
    if(dat.year%4==0) a=a+1;
printf("Today is the %d th days",a);
getch();
}