# frozen_string_literal: true def solve C.rotate_by_angle(R) .scale_by_rate(K) .map(&:join) .join("\n") end class Array def rotate_by_angle(angle) case angle when 0 self when 90 transpose.map(&:reverse) when 180 reverse.map(&:reverse) when 270 transpose.reverse end end def scale_by_rate(rate) map { |r| r.map { |c| [c] * rate } } .map { |r| [r] * rate } .flatten(1) end end R, K = gets.split.map(&:to_i) H, W = gets.split.map(&:to_i) C = H.times.map { gets.chomp.chars } puts solve