ex10 lab1 LSD

def leap_year(year):
    return (year % 4 == 0 and year % 100 != 0) or year % 400 == 0


def days_diff(year1, year2):
    diff = (year2 - year1) * 365

    for year in range(year1, year2):
        if leap_year(year):
            diff += 1

    return diff


if __name__ == "__main__":
    year1 = int(input('year1='))
    year2 = int(input('year2='))
    print("day diff: " + str(days_diff(year1, year2)))