the task is to calculate the summation of the even numbers from 1 to N.
Input there is only one line contains an Integer N (1 < = N < = 10(power 9)).
Output the answer to the problem.
Examples
inputCopy 6 outputCopy 12
inputCopy 3 outputCopy 2
osamasameh
Posted on
How i solve this [closed]
For further actions, you may consider blocking this person and/or reporting abuse
Top comments (0)