Function for leap years

Write a function that tells if the given year is a leap year or not. To recall the rules about leap years, check the exercise problem://problemsjutge.org:problems/p1/jpetit/traspas-elemental.pbm.

Interface

C++	`bool is_leap_year(int year);`
C	`int is_leap_year(int year);`
Java	`public static boolean isLeapYear(int year);`
Python	`is_leap_year(year) # returns bool`
	`is_leap_year(year: int) -> bool`

The parameter @year@ is between 1800 and 9999, both included.

You only need to submit the required procedure; your main program will be ignored.

Author: Unknown
Translator: Carlos Molina

Generation: 2026-01-25T12:08:00.984Z