Problem2135--Leap year

2135: Leap year

Time Limit: 1 Sec  Memory Limit: 128 MB
Submit: 75  Solved: 23
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Description

Use the function isLeap() to determine whether it is a leap year and print

Input

Given a positive integer

Output

YES or NO

Sample Input Copy 

2000

Sample Output Copy 

YES

Source/Category

178 
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