Shell Programming - Sum of n numbers

# Shell Programming
# Sum of N numbers

echo -n "Enter N : "
read n
i=0
sum=0
while [ $i -lt $n ]
do
echo -n "Enter number : "
read val
sum=`expr $sum + $val`
i=`expr $i + 1`
done

echo "Sum of entered numbers = $sum"



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Anu