first commit

finish/shell01/ex01/print_groups.sh

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+#!/bin/sh
+id -nG $FT_USER | tr ' ' ',' | tr -d '\n'

finish/shell01/ex02/find_sh.sh

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+#!/bin/sh
+find -type f -name "*.sh" -exec basename {} .sh \;

finish/shell01/ex03/count_files.sh

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+#!/bin/sh
+find . -type f,d | wc -l

finish/shell01/ex04/MAC.sh

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+ifconfig | grep ether | awk '{print $2;}'

finish/shell01/ex05/"\?$*'MaRViN'*$?\"

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+42

finish/shell01/ex06/skip.sh

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+ls -l | sed -n {1~2p}