The smallest negative in the array
Execution time limit is 1 second
Runtime memory usage limit is 64 megabytes
Given an array of n integers, your task is to find the smallest negative number. If there are no negative numbers in the array, output NO.
Input
The first line contains the integer n (1 ≤ n ≤ 100), representing the number of elements in the array. The second line contains n integers, each with an absolute value not exceeding 100.
Output
Print the smallest negative number, or NO if there are no negative numbers in the array.
Examples
Input #1
Answer #1
Input #2
Answer #2
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