Welcome to the Training Center Calculator

Variable 1:

Variable 2:

Choose an action:
Addition
Subtraction
Multiply
Divide
Exponent

#### #!/usr/bin/perl require("cgi-lib.pl"); &ReadParse(*input); print "Content-type: text/html\n\n"; $na = param('v1'); $nb = param('v2'); $oper = param('oper'); $nc; $nd; $expo; $answ; if ($oper == "addition") { $answ = $na + $nb; $nd = "+";