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22 lines
399 B
22 lines
399 B
7 years ago
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input = ARGF.read.strip.to_i
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# input = 3
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# buffer = [0]
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pos = 0
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50_000_000.times do |i|
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# 10.times do |i|
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pos += input + 1
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# pos %= buffer.size
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pos %= i + 1
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p i+1 if pos.zero?
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# buffer = (buffer[0..pos] << i+1).concat(buffer[pos+1..-1])
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end
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# index = buffer.index(0)
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# p buffer[index+1]
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# So 0 is always element 0...
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# So we just need to know when something is inserted at element 1?
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