#CCBCMCHIN0000035. Năm nhuận (Leap Year)
Năm nhuận (Leap Year)
Leap Year
Source: Phước Hưng OJ
Version: Phuoc Hung OJ Extended
Problem Statement
In the Gregorian calendar, a year is leap if it is divisible by , or if it is divisible by but not by . Check the given year .
Input
One integer represents the calendar year.
Output
Print YES if is a leap year in the Gregorian calendar; otherwise print NO.
Subtasks
Subtask 1 (20 points): Year y is in [1,400]. Subtask 2 (30 points): Year y is in [1,2400]. Subtask 3 (50 points): Year y is in [1,9999].
Examples
Example 1
Input
1900
Output
NO
Explanation
1900 is divisible by 100 but not by 400, so it is not a leap year.
Example 2
Input
2000
Output
YES
Explanation
2000 is divisible by 400, so it is a leap year.