simplified code since we have one space per line

Author: HassanOHOsman

individual-shell-tools/sed/script-05.sh

@@ -6,5 +6,5 @@ set -euo pipefail
 # If a line starts with a number and a space, make the line instead end with a space and the number.
 # So line 6 which currently reads "37 Alisha" should instead read "Alisha 37".
 # The output should contain 11 lines.
-sed -E "s/^[[:space:]]*([0-9]+)[[:space:]]+(.*)$/\2 \1/" input.txt
+sed -E "s/^([0-9]+) (.*)$/\2 \1/" input.txt