$a = 1 $b = 2 ##

##

print "enter username:";
chomp($uname=);
 $USERFILE='configs/'.$uname.'.usr';
open(USERFILE);
# Whatever the solution to my problem is
print $a + $b;

##

##

enter usename:test1
3

##

##

1
2

##

##

chomp($a = );
chomp($b = );