View Code of Problem 81

#include<stdio.h>
int main()
{
    int year,month,day,many=0,i;
    scanf("%d %d %d",&year,&month,&day);
    int mon[12]={31,28,31,30,31,30,31,31,30,31,30,31};
    if(year%400==0||year%4==0&&year%100!=0)
       mon[1]=29;
    for(i=0;i<month-1;i++)
       {
           many+=mon[i];
       }
    printf("%d",many+day);
}