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# 1  
Old 10-15-2009
nested loop:multiplication table

I need help to produce output as below

1 2 3 4 5
2 4 6 8 10
3 6 9 12 15
4 8 12 16 20
5 10 15 20 25

my script
Code:
#!/bin/bash

for (( i = 1; i <= 5; ++i ));
do
   echo -n $i
   for (( j = 1; j <=5; ++j ));
do
   multiply=$(( $i * $j ))
done
   echo $multiply
done

Thank you in advance
# 2  
Old 10-16-2009
Code:
# for x in {1..5};do for y in {1..5};do echo -n "$(( $x * $y )) ";done;echo;done
1 2 3 4 5
2 4 6 8 10
3 6 9 12 15
4 8 12 16 20
5 10 15 20 25

 

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