oddeven – Odd or even?
Write a program that prints whether a given natural number is odd or even. A number is even when it is disivible by two. A number is odd when it is not divisible by two.
Input and output
The input contains several lines each with a natural number n where -2 000 000 000 ≤ n ≤ 2 000 000 000. Input is terminated by the end-of-file (EOF).
For each line of input, the output should contain either odd or even.
Example input
0
3
12
-7
Example output
even
odd
even
odd
Scoring
- 1/6: works for the above example but in an incorrect format
- 2/6: works for the above example in the correct format
- 3/6: works for small positives
- 4/6: works for small positives and negatives
- 5/6: works for large numbers
- 6/6: works for edge cases
Related exercises
try also: order
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Originally available on cscx.org/oddeven