#!/bin/bash

echo; echo "¾Æ¹«Å°³ª ´©¸¥ ´ÙÀ½ ¸®ÅÏÀ» Ä¡¼¼¿ä."
read Keypress

case "$Keypress" in
  [a-z]   ) echo "¼Ò¹®ÀÚ";;
  [A-Z]   ) echo "´ë¹®ÀÚ";;
  [0-9]   ) echo "¼ýÀÚ";;
  *       ) echo "±¸µÎÁ¡À̳ª, °ø¹é¹®ÀÚ µîµî";;
esac  # [´ë°ýÈ£]¼Ó ¹üÀ§ÀÇ ¹®ÀÚµéÀ» ¹Þ¾Æ µéÀÔ´Ï´Ù.

# µ¶ÀÚµé¿ë ¿¬½À¹®Á¦:
# ÀÌ ½ºÅ©¸³Æ®´Â ÇÑ°³ÀÇ Å°´©¸§¸¸ ¹Þ¾ÆµéÀÌ°í Á¾·áÇÕ´Ï´Ù.
# À̸¦ Å°°¡ ´­¸±¶§¸¶´Ù ¹«½¼ Å°ÀÎÁö °è¼Ó º¸¿©Áָ鼭
# Å°°¡ "X"ÀÏ °æ¿ì¿¡¸¸ Á¾·áÇϵµ·Ï °íÃĺ¸¼¼¿ä.
# ÈùÆ®: "while"·çÇÁ·Î ´Ù °¨½Î¸é?

exit 0