Ruby

program.rb

def greeting
  puts "Please enter your name:"
  name = gets.chomp
  puts "Hello" + " " + name
end
greeting

program2.rb

if (5+5==10)
  puts "this is true"
else
  puts "this is false"
end

program3.rb

def choose
  puts "Do you like programming? Yes or No please."
  choice = gets.chomp
  if (choice.downcase == "yes")
    puts "That\'s great!"
  elsif (choice.downcase =="no")
    puts "That\'s too bad."
  else
    puts "That wasn\'t a yes or no."
  end
end

choose

program4.rb

number = 0
 #while (number <= 10) do # while this condition is true, do...
  # p "the number is now #{number}" # whatever is in this code block
  # number += 1 # short for number = number + 1
 (0..10).each do |n|
   p "the new number is #{n}"
 end
end # don’t forget your end