Complete sed script-05: reorder number and text using capture groups

Author: SlimMicheals

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

@@ -3,6 +3,7 @@
 set -euo pipefail
 
 # TODO: Write a command to output input.txt with one change:
+sed -E 's/^([0-9]+) (.*)$/\2 \1/' input.txt
 # 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.