I would like to run a for loop for a set of variables which I incorrectly denote as {A,B}. Following that my script looks like:

#!/bin/sh
 
for {A,B} in {1,2}  {3,4} {5,6} {7,8}
do
 
echo A=$A B=$B
 
C=$(($A+$B))
 
echo Sum,C = $C
 
done

How can I correct it?

I would like to run a for loop for a set of variables which I incorrectly denote as {A,B}. Following that my script looks like:

#!/bin/sh
for {A,B} in {1,2}  {3,4} {5,6} {7,8}
do
echo A=$A B=$B
C=$(($A+$B))
echo Sum,C = $C
done

How can I correct it?

I would like to run a for loop for a set of variables which I incorrectly denote as {A,B}. Following that my script looks like:

#!/bin/sh

for {A,B} in {1,2} , {3,4}, {5,6}, {7,8}
do

echo A=$A B=$B

done

How can I correct it?

I would like to run a for loop for a set of variables which I incorrectly denote as {A,B}. Following that my script looks like:

#!/bin/sh

for {A,B} in {1,2}  {3,4} {5,6} {7,8}
do

echo A=$A B=$B

C=$(($A+$B))

echo Sum,C = $C

done

How can I correct it?