C Program to Check Leap Year

To understand this example, you should have the knowledge of the following C programming topics:


A leap year is exactly divisible by 4 except for century years (years ending with 00). The century year is a leap year only if it is perfectly divisible by 400.

For example,

  • 1999 is not a leap year
  • 2000 is a leap year
  • 2004 is a leap year

Program to Check Leap Year

Output 1

Enter a year: 1900
1900 is not a leap year.

Output 2

Enter a year: 2012
2012 is a leap year.