Shell script to print left traingle, Programming Languages

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Left Triangle

Program

#W.A.S.S. to create left triangle

echo -e "enter num:\c"

read n

j=1

k=1

while test $k -le $n #this loop print as many line of * as the value of k

j=1

while test $j -le $k #this loop print as many * per line as the value of j

echo -e " * \c"

j=`expr $j + 1`

done

echo " "

k=`expr $k + 1`

done

Output

enter num:7

* *

* * *

* * * *

* * * * *

* * * * * *

* * * * * * *

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