InterviewSolution
<P>(A - R - Z), (B - Q - W), (C - P - X), (D - S - Y) (A - P - W), (B - R - Z), (C - S - Y), (D - Q - X)(A - R - Z), (B - P - X), (C - Q - W), (D - S - Y) (A - Q - X), (B - P - V), (C- R - Z), (D - S- W)
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