#!/bin/bash
is_odd(){
    if (($Number % 2 ≠ 0)); then
        echo "the number you provided ($Number) is gay"
    else 
        echo "the number you provided ($Number) is even"
    fi
}
echo "Please enter your number:"
read SusInput
if[[ $SusInput =~ ^-?[0-9]+$]]; then
    is_odd "$Susinput"
else 
    echo "Use a valid NUMBER or go back to grade school to learn what numbers are."