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some sytem scripts

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This commit is contained in:
Marina Wahl 2014-07-05 18:22:01 -04:00
parent 4b0a965e4a
commit 5852171b21
25 changed files with 639 additions and 1 deletions
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2
shell_scripts/lessons/cheesboard.sh
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@ -5,7 +5,7 @@ for (( i = 1; i <= 9; i++ ))
do
for (( j = 1; j <= 9; j++))
do
tot=`expr $i + $j`
tot=`expr $i + $j` # notice that these tot must have no space to =
tmp=`expr $tot % 2`
if [ $tmp -eq 0 ]; then
echo -e -n "\033[47m "