Unix/Linux

if/then/elif/else/fidd
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✞
#! /bin/sh
echo ”Is it morning? Please answer yes or no.”
read YES OR NO
if [ ”$YES OR NO” = ”yes” ]; then
echo ”Good morning!”
elif [ ”$YES OR NO” = ”no” ]; then
else
fi
exit 0
✡✝
echo ”Good afternoon!”
echo ”Sorry, $YES OR NO not recognized. Enter yes or no.”
exit 1
✆
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