nidhi and many others are using Hackety Hack to learn how to code.

Hackety Hack is a free program for Windows, Mac OS X and Linux that can teach you how to make games, applications and more and share those programs with your friends. You can ask other budding programmers questions and follow them to see what code they're working on through the Hackety Hack website.

hello_world by nidhi

number = ask "How many numbers would you like to average?"
number = number.to_i

cat = 0.00

number.times do
item = ask "Please enter the next number."
a = item.to_i
cat = cat + a
end

meow = (cat) / number

alert "The average of the " + number.to_s + " numbers you entered is " + meow.to_s + "."