6.How we are find out year,month,days by taking total days?

#include<stdio.h>
int main()
{
    int year,month,days,mod1;
    printf("Enter any days:\n");
    scanf("%d",&days);
    year=days/365;
    mod1=days%365;
    month=mod1/30;
    days=mod1%30;
    printf("year=%d\nmonth=%d\ndays=%d",year,month,days);
    return 0;

}