Sum of Even Numbers till N

Easy
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14 upvotes
Asked in companies
MaerskTransunion

Problem statement

Given a number N, print sum of all even numbers from 1 to N.

Detailed explanation ( Input/output format, Notes, Images )
Input Format : 
Integer N
Output Format : 
Required Sum
Sample Input 1 :
 6
Sample Output 1 :
12
Sample Input 2 :
 7
Sample Output 2 :
12
Approaches (1)
Time Complexity
Space Complexity
Code Solution
(100% EXP penalty)
Sum of Even Numbers till N
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