transpose-file

transpose-file/file.txt

@@ -0,0 +1,3 @@
+name age
+alice 21
+ryan 30

transpose-file/sol.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+lines=$(grep -oP '(?<![^ \n])[^ \n]+(?![^ \n])' file.txt)
+n=$(sed "1q;d" file.txt | wc -w)
+top=$(expr $n - 1)
+for i in $(seq 1 $top); do
+	echo $(echo $lines | tr " " "\n" | awk "NR % $n == $i")
+done
+echo $(echo $lines | tr " " "\n" | awk "NR % $n == 0")
+