# x = 0
# 2.times do
#     500.times do
#             x = x + 1
#             print "Vadik  "
#             sleep 0.01
#         end
#     puts x
# end

# do
# 10.upto(20) do |x|
#     puts x
# end

# do
# 10.downto(20) do |x|
#     puts x
# end

10.times do |x|
    puts "hi"
    x.times do
        print "!"
        end
    end

    print "how much in month "
    x = gets.to_f
print "Hom many month "
n = gets.to_i

s = 0

1.upto(n) do |m|
    s = s + x
    puts "for month #{m} #{s}"
end