Right_triangle.rb created by dengsauve

Right_triangle.rb

print "How long are the sides?: "
side_length = gets.chomp.to_i
if side_length > 0
    puts "*"
    (side_length - 2).times { |i| puts "*" + (" " * i) + "*" }
    puts "*" * side_length

    side_length.times { |i| (i+1).times { |n| print (n+1).to_s.rjust(side_length.to_s.length) }; puts }

    puts " " * (side_length - 1) + "*"
    (side_length - 2).times { |i| puts " " * (side_length - (i + 2)) + "*" + (" " * i) + "*" }
    puts "*" * side_length
else
    puts "Please enter an integer greater than 0."
end

if side_length > 1
    line_length = (side_length * 2)
    puts "*".rjust(line_length / 2)
    (side_length - 1).times { |i| puts ("*"+(" " * ((i*2)+1))+"*").rjust((line_length/2)+i+1) }
    (side_length-3).downto(0) { |i| puts ("*"+(" " * ((i*2)+1))+"*").rjust((line_length/2)+i+1) }
    puts "*".rjust(line_length / 2)
end