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# test for Flatstack | |
# https://github.com/fs/test-tasks/tree/master/ruby | |
# Дана последовательность: | |
# 1 | |
# 11 | |
# 21 | |
# 1211 | |
# 111221 | |
# 312211 | |
# Нужно чтобы ваша программа могла продолжить данную последовательность. Можете в реализации использовать любые библиотеки. | |
def seq(count) | |
start_value = '1' | |
(count-1).times do | |
start_value.gsub!(/(1+)|(2+)|(3+)|(4+)|(5+)|(6+)|(7+)|(8+)|(9+)/) do |m| | |
m = m.length.to_s+m[0] | |
end | |
end | |
start_value | |
end | |
seq(10) # => "13211311123113112211" | |
seq(4) # => "1211" | |
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