{

  if (N >= 2)

    for (int c1 = 1; c1 < O; c1 += 1) {

      for (int c5 = 1; c5 <= M; c5 += 1)

        S1(c1, 1, c5);

      for (int c5 = 1; c5 < M; c5 += 1) {

        S6(c1, 1, c5);

        S7(c1, 1, c5);

      }

      if (N >= 3) {

        for (int c5 = 1; c5 <= M; c5 += 1)

          S3(c1, 1, c5);

        for (int c5 = 1; c5 <= M; c5 += 1)

          S1(c1, 2, c5);

        for (int c5 = 1; c5 < M; c5 += 1) {

          S6(c1, 2, c5);

          S7(c1, 2, c5);

        }

        for (int c5 = 1; c5 < M; c5 += 1)

          S11(c1, 1, c5);

      } else {

        for (int c5 = 1; c5 <= M; c5 += 1)

          S3(c1, 1, c5);

        for (int c5 = 1; c5 < M; c5 += 1)

          S11(c1, 1, c5);

      }

      for (int c3 = 3; c3 < 2 * N - 4; c3 += 2) {

        for (int c5 = 1; c5 < M; c5 += 1)

          S10(c1, (c3 - 1) / 2, c5);

        for (int c5 = 1; c5 <= M; c5 += 1)

          S3(c1, (c3 + 1) / 2, c5);

        for (int c5 = 1; c5 <= M; c5 += 1)

          S1(c1, (c3 + 3) / 2, c5);

        for (int c5 = 1; c5 < M; c5 += 1) {

          S6(c1, (c3 + 3) / 2, c5);

          S7(c1, (c3 + 3) / 2, c5);

        }

        for (int c5 = 1; c5 < M; c5 += 1)

          S11(c1, (c3 + 1) / 2, c5);

      }

      if (N >= 3) {

        for (int c5 = 1; c5 < M; c5 += 1)

          S10(c1, N - 2, c5);

        for (int c5 = 1; c5 <= M; c5 += 1)

          S3(c1, N - 1, c5);

        for (int c5 = 1; c5 < M; c5 += 1)

          S11(c1, N - 1, c5);

      }

      for (int c5 = 1; c5 < M; c5 += 1)

        S10(c1, N - 1, c5);

    }

  for (int c1 = 1; c1 < O; c1 += 1)

    for (int c3 = 1; c3 < N; c3 += 1) {

      for (int c5 = 1; c5 <= M; c5 += 1)

        S2(c1, c3, c5);

      for (int c5 = 1; c5 < M; c5 += 1)

        S8(c1, c3, c5);

      for (int c5 = 1; c5 < M; c5 += 1)

        S9(c1, c3, c5);

    }

  for (int c1 = 1; c1 < O; c1 += 1)

    for (int c3 = 1; c3 < N; c3 += 1)

      for (int c5 = 1; c5 < M; c5 += 1)

        S4(c1, c3, c5);

  for (int c1 = 1; c1 < O; c1 += 1)

    for (int c3 = 1; c3 < N; c3 += 1)

      for (int c5 = 1; c5 < M; c5 += 1)

        S5(c1, c3, c5);

  for (int c1 = R; c1 < O; c1 += 1)

    for (int c3 = Q; c3 < N; c3 += 1)

      for (int c5 = P; c5 < M; c5 += 1)

        S12(c1, c3, c5);

  for (int c1 = R; c1 < O; c1 += 1)

    for (int c3 = Q; c3 < N; c3 += 1)

      for (int c5 = 1; c5 < M; c5 += 1)

        S13(c1, c3, c5);

  for (int c1 = R; c1 < O; c1 += 1)

    for (int c3 = 1; c3 < N; c3 += 1)

      for (int c5 = P; c5 < M; c5 += 1)

        S14(c1, c3, c5);

  for (int c1 = R; c1 < O; c1 += 1)

    for (int c3 = 1; c3 < N; c3 += 1)

      for (int c5 = 1; c5 < M; c5 += 1)

        S15(c1, c3, c5);

}