Submission #31608753

Source Code Expand

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N = gets.to_i
S = gets
W = (N-3).times.map{|i| S[i,4] }.uniq
R = {
  'UCTP'=>2,
  'CUTP'=>1,
  'PUTC'=>2
}
p 4-W.map{|w|
  m = x = 0
  4.times{|i|
    u,v = w[i],'UTPC'[i]
    if u==v
      m += 1
    elsif w['UTPC'.index u]==v
      x += 1
    end
  }
  next R[w]||m+x/2
}.max
 
 
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N = gets.to_i
S = gets
W = (N-3).times.map{|i| S[i,4] }.uniq
R = {
	'UCTP'=>2,
	'CUTP'=>1,
	'PUTC'=>2
}
p 4-W.map{|w|
	m = x = 0
	4.times{|i|
		u,v = w[i],'UTPC'[i]
		if u==v
			m += 1
		elsif w['UTPC'.index u]==v
			x += 1
		end
	}
	next R[w]||m+x/2
}.max

Submission Info

Judge Result