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Shell program to find sum of n numbers
Let's write a shell program to find sum of n numbers.
Algorithm
1. Get N (Total Numbers).
2. Get N numbers using loop.
3. Calculate the sum.
4. Print the result.
Sum of n numbers using while loop - Shell Script
#shell script to find sum of n numbers echo "Enter Size(N)" read N i=1 sum=0 echo "Enter Numbers" while [ $i -le $N ] do read num #get number sum=$((sum + num)) #sum+=num i=$((i + 1)) done echo $sum
Output
Enter Size(N)
5
Enter Numbers
1
2
3
4
5
15
Enter Size(N)
3
Enter Numbers
10
20
30
60
Sum of n numbers using for loop- Shell Script
#shell script to find sum of n numbers using for loop echo "Enter Size(N)" read N sum=0 echo "Enter Numbers" for((i=1;i<=N;i++)) do read num #get number sum=$((sum + num)) #sum+=num done echo $sum
Output
Enter Size(N)
5
Enter Numbers
1
2
3
4
5
15
Enter Size(N)
3
Enter Numbers
10
20
30
60
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