awk- adding columns

[Guest_imported]

I'd like some help adding columns. { s += $1 }
END { print "sum is", s, : I'm not sure how to use this can someone give me an example please.

 

[vgersh99]

Just as you posted.........


#------------------ file.txt ------------------
1 2
3 4
5 6
7 8
9 10

#------------------ sum.awk --------------------

{ s1+=$1; s2+=$2 }

END { printf("Sum col1->[%d] Sum col2->[%d]\n", s1, s2); }

#----------------

nawk -f sum.awk file.txt