@cassidoo's Interview question of the week for May 10, 2021

sameDigits.sh

#!/usr/bin/env bash
set -eu -o pipefail

if [ $# -eq 0 ] || [ -n "$(printf '%s\n' "$1" | sed 's/[0-9]//g')" ]; then
  echo "$(basename $0): enter a positive integer"
  exit 1
else
  echo "$(basename $0): you entered $1"
fi

BASE=$1
EXPONENT=3
RESULT=$((BASE**EXPONENT))
L_BASE=${#BASE}
L_RESULT=${#RESULT}
if [ "$L_BASE" == "$L_RESULT" ]; then
  echo "Yes"
else
  echo "Nah"
fi

MONTASIO:~ andrewrich$ ~/Documents/scripts/sameDigits.sh 1
sameDigits.sh: you entered 1
Yes
MONTASIO:~ andrewrich$ ~/Documents/scripts/sameDigits.sh 2
sameDigits.sh: you entered 2
Yes
MONTASIO:~ andrewrich$ ~/Documents/scripts/sameDigits.sh 3
sameDigits.sh: you entered 3
Nah