The number of odd n-digit numbers
Very easy
Execution time limit is 1 second
Runtime memory usage limit is 64 megabytes
The program receives a natural number n as input. Your task is to output the count of odd natural numbers that have exactly n digits.
Input
A natural number n.
Output
The count of odd natural numbers with exactly n digits.
Examples
Input #1
Answer #1
Submissions 16K
Acceptance rate 25%