给定一个日期，输出这个日期是该年的第几天

Posted 2020-07-24 ly_rabbit

#include<stdio.h>
int days[12]={31,28,31,30,31,30,31,31,30,31,30,31};
int judge(int a);
int main()
{
    int a,b,c,i,sum=0;
    while(scanf("%d/%d/%d",&a,&b,&c)==3)
    {
        sum=0;
        for(i=0;i<b-1;i++)
            {
                sum+=days[i];
                if(judge(a) &&i==1)
                  sum+=1;        
        }
        sum+=c;
        printf("%d\n",sum);
             
    }
    return 0;

}

int judge(int a)
{
    if((a%4==0 && a%100) ||(a%100==0&&a%400==0))
        return 1;
    else
        return 0;

}