/***
* This code is a part of EvoApproxLib library (ehw.fit.vutbr.cz/approxlib) distributed under The MIT License.
* When used, please cite the following article(s): V. Mrazek, Z. Vasicek, L. Sekanina, H. Jiang and J. Han, "Scalable Construction of Approximate Multipliers With Formally Guaranteed Worst Case Error" in IEEE Transactions on Very Large Scale Integration (VLSI) Systems, vol. 26, no. 11, pp. 2572-2576, Nov. 2018. doi: 10.1109/TVLSI.2018.2856362 
* This file contains a circuit from a sub-set of pareto optimal circuits with respect to the pwr and ep parameters
***/
// MAE% = 0.0027 %
// MAE = 114688 
// WCE% = 0.011 %
// WCE = 458753 
// WCRE% = 100.00 %
// EP% = 90.62 %
// MRE% = 0.058 %
// MSE = 25053.861e6 
// PDK45_PWR = 1.859 mW
// PDK45_AREA = 2332.4 um2
// PDK45_DELAY = 2.84 ns


module mul16u_G4R ( A, B, O );
  input [15:0] A;
  input [15:0] B;
  output [31:0] O;

  wire C_10_0,C_10_1,C_10_10,C_10_11,C_10_12,C_10_13,C_10_14,C_10_2,C_10_3,C_10_4,C_10_5,C_10_6,C_10_7,C_10_8,C_10_9,C_11_0,C_11_1,C_11_10,C_11_11,C_11_12,C_11_13,C_11_14,C_11_2,C_11_3,C_11_4,C_11_5,C_11_6,C_11_7,C_11_8,C_11_9,C_12_0,C_12_1,C_12_10,C_12_11,C_12_12,C_12_13,C_12_14,C_12_2,C_12_3,C_12_4,C_12_5,C_12_6,C_12_7,C_12_8,C_12_9,C_13_0,C_13_1,C_13_10,C_13_11,C_13_12,C_13_13,C_13_14,C_13_2,C_13_3,C_13_4,C_13_5,C_13_6,C_13_7,C_13_8,C_13_9,C_14_0,C_14_1,C_14_10,C_14_11,C_14_12,C_14_13,C_14_14,C_14_2,C_14_3,C_14_4,C_14_5,C_14_6,C_14_7,C_14_8,C_14_9,C_15_0,C_15_1,C_15_10,C_15_11,C_15_12,C_15_13,C_15_14,C_15_2,C_15_3,C_15_4,C_15_5,C_15_6,C_15_7,C_15_8,C_15_9,C_16_0,C_16_1,C_16_10,C_16_11,C_16_12,C_16_13,C_16_14,C_16_2,C_16_3,C_16_4,C_16_5,C_16_6,C_16_7,C_16_8,C_16_9,C_4_0,C_4_1,C_4_10,C_4_11,C_4_12,C_4_13,C_4_14,C_4_2,C_4_3,C_4_4,C_4_5,C_4_6,C_4_7,C_4_8,C_4_9,C_5_0,C_5_1,C_5_10,C_5_11,C_5_12,C_5_13,C_5_14,C_5_2,C_5_3,C_5_4,C_5_5,C_5_6,C_5_7,C_5_8,C_5_9,C_6_0,C_6_1,C_6_10,C_6_11,C_6_12,C_6_13,C_6_14,C_6_2,C_6_3,C_6_4,C_6_5,C_6_6,C_6_7,C_6_8,C_6_9,C_7_0,C_7_1,C_7_10,C_7_11,C_7_12,C_7_13,C_7_14,C_7_2,C_7_3,C_7_4,C_7_5,C_7_6,C_7_7,C_7_8,C_7_9,C_8_0,C_8_1,C_8_10,C_8_11,C_8_12,C_8_13,C_8_14,C_8_2,C_8_3,C_8_4,C_8_5,C_8_6,C_8_7,C_8_8,C_8_9,C_9_0,C_9_1,C_9_10,C_9_11,C_9_12,C_9_13,C_9_14,C_9_2,C_9_3,C_9_4,C_9_5,C_9_6,C_9_7,C_9_8,C_9_9,S_10_0,S_10_1,S_10_10,S_10_11,S_10_12,S_10_13,S_10_14,S_10_15,S_10_2,S_10_3,S_10_4,S_10_5,S_10_6,S_10_7,S_10_8,S_10_9,S_11_0,S_11_1,S_11_10,S_11_11,S_11_12,S_11_13,S_11_14,S_11_15,S_11_2,S_11_3,S_11_4,S_11_5,S_11_6,S_11_7,S_11_8,S_11_9,S_12_0,S_12_1,S_12_10,S_12_11,S_12_12,S_12_13,S_12_14,S_12_15,S_12_2,S_12_3,S_12_4,S_12_5,S_12_6,S_12_7,S_12_8,S_12_9,S_13_0,S_13_1,S_13_10,S_13_11,S_13_12,S_13_13,S_13_14,S_13_15,S_13_2,S_13_3,S_13_4,S_13_5,S_13_6,S_13_7,S_13_8,S_13_9,S_14_0,S_14_1,S_14_10,S_14_11,S_14_12,S_14_13,S_14_14,S_14_15,S_14_2,S_14_3,S_14_4,S_14_5,S_14_6,S_14_7,S_14_8,S_14_9,S_15_0,S_15_1,S_15_10,S_15_11,S_15_12,S_15_13,S_15_14,S_15_15,S_15_2,S_15_3,S_15_4,S_15_5,S_15_6,S_15_7,S_15_8,S_15_9,S_16_0,S_16_1,S_16_10,S_16_11,S_16_12,S_16_13,S_16_14,S_16_15,S_16_2,S_16_3,S_16_4,S_16_5,S_16_6,S_16_7,S_16_8,S_16_9,S_3_1,S_3_10,S_3_11,S_3_12,S_3_13,S_3_14,S_3_15,S_3_2,S_3_3,S_3_4,S_3_5,S_3_6,S_3_7,S_3_8,S_3_9,S_4_0,S_4_1,S_4_10,S_4_11,S_4_12,S_4_13,S_4_14,S_4_15,S_4_2,S_4_3,S_4_4,S_4_5,S_4_6,S_4_7,S_4_8,S_4_9,S_5_0,S_5_1,S_5_10,S_5_11,S_5_12,S_5_13,S_5_14,S_5_15,S_5_2,S_5_3,S_5_4,S_5_5,S_5_6,S_5_7,S_5_8,S_5_9,S_6_0,S_6_1,S_6_10,S_6_11,S_6_12,S_6_13,S_6_14,S_6_15,S_6_2,S_6_3,S_6_4,S_6_5,S_6_6,S_6_7,S_6_8,S_6_9,S_7_0,S_7_1,S_7_10,S_7_11,S_7_12,S_7_13,S_7_14,S_7_15,S_7_2,S_7_3,S_7_4,S_7_5,S_7_6,S_7_7,S_7_8,S_7_9,S_8_0,S_8_1,S_8_10,S_8_11,S_8_12,S_8_13,S_8_14,S_8_15,S_8_2,S_8_3,S_8_4,S_8_5,S_8_6,S_8_7,S_8_8,S_8_9,S_9_0,S_9_1,S_9_10,S_9_11,S_9_12,S_9_13,S_9_14,S_9_15,S_9_2,S_9_3,S_9_4,S_9_5,S_9_6,S_9_7,S_9_8,S_9_9;

  assign S_3_1 = (A[3] & B[1]);
  assign S_3_2 = (A[3] & B[2]);
  assign S_3_3 = (A[3] & B[3]);
  assign S_3_4 = (A[3] & B[4]);
  assign S_3_5 = (A[3] & B[5]);
  assign S_3_6 = (A[3] & B[6]);
  assign S_3_7 = (A[3] & B[7]);
  assign S_3_8 = (A[3] & B[8]);
  assign S_3_9 = (A[3] & B[9]);
  assign S_3_10 = (A[3] & B[10]);
  assign S_3_11 = (A[3] & B[11]);
  assign S_3_12 = (A[3] & B[12]);
  assign S_3_13 = (A[3] & B[13]);
  assign S_3_14 = (A[3] & B[14]);
  assign S_3_15 = (A[3] & B[15]);
  HAX1 U121809 (.A(S_3_1), .B((A[4] & B[0])), .YS(S_4_0), .YC(C_4_0));
  HAX1 U121810 (.A(S_3_2), .B((A[4] & B[1])), .YS(S_4_1), .YC(C_4_1));
  HAX1 U121811 (.A(S_3_3), .B((A[4] & B[2])), .YS(S_4_2), .YC(C_4_2));
  HAX1 U121812 (.A(S_3_4), .B((A[4] & B[3])), .YS(S_4_3), .YC(C_4_3));
  HAX1 U121813 (.A(S_3_5), .B((A[4] & B[4])), .YS(S_4_4), .YC(C_4_4));
  HAX1 U121814 (.A(S_3_6), .B((A[4] & B[5])), .YS(S_4_5), .YC(C_4_5));
  HAX1 U121815 (.A(S_3_7), .B((A[4] & B[6])), .YS(S_4_6), .YC(C_4_6));
  HAX1 U121816 (.A(S_3_8), .B((A[4] & B[7])), .YS(S_4_7), .YC(C_4_7));
  HAX1 U121817 (.A(S_3_9), .B((A[4] & B[8])), .YS(S_4_8), .YC(C_4_8));
  HAX1 U121818 (.A(S_3_10), .B((A[4] & B[9])), .YS(S_4_9), .YC(C_4_9));
  HAX1 U121819 (.A(S_3_11), .B((A[4] & B[10])), .YS(S_4_10), .YC(C_4_10));
  HAX1 U121820 (.A(S_3_12), .B((A[4] & B[11])), .YS(S_4_11), .YC(C_4_11));
  HAX1 U121821 (.A(S_3_13), .B((A[4] & B[12])), .YS(S_4_12), .YC(C_4_12));
  HAX1 U121822 (.A(S_3_14), .B((A[4] & B[13])), .YS(S_4_13), .YC(C_4_13));
  HAX1 U121823 (.A(S_3_15), .B((A[4] & B[14])), .YS(S_4_14), .YC(C_4_14));
  assign S_4_15 = (A[4] & B[15]);
  FAX1 U121825 (.A(S_4_1), .B(C_4_0), .C((A[5] & B[0])), .YS(S_5_0), .YC(C_5_0));
  FAX1 U121826 (.A(S_4_2), .B(C_4_1), .C((A[5] & B[1])), .YS(S_5_1), .YC(C_5_1));
  FAX1 U121827 (.A(S_4_3), .B(C_4_2), .C((A[5] & B[2])), .YS(S_5_2), .YC(C_5_2));
  FAX1 U121828 (.A(S_4_4), .B(C_4_3), .C((A[5] & B[3])), .YS(S_5_3), .YC(C_5_3));
  FAX1 U121829 (.A(S_4_5), .B(C_4_4), .C((A[5] & B[4])), .YS(S_5_4), .YC(C_5_4));
  FAX1 U121830 (.A(S_4_6), .B(C_4_5), .C((A[5] & B[5])), .YS(S_5_5), .YC(C_5_5));
  FAX1 U121831 (.A(S_4_7), .B(C_4_6), .C((A[5] & B[6])), .YS(S_5_6), .YC(C_5_6));
  FAX1 U121832 (.A(S_4_8), .B(C_4_7), .C((A[5] & B[7])), .YS(S_5_7), .YC(C_5_7));
  FAX1 U121833 (.A(S_4_9), .B(C_4_8), .C((A[5] & B[8])), .YS(S_5_8), .YC(C_5_8));
  FAX1 U121834 (.A(S_4_10), .B(C_4_9), .C((A[5] & B[9])), .YS(S_5_9), .YC(C_5_9));
  FAX1 U121835 (.A(S_4_11), .B(C_4_10), .C((A[5] & B[10])), .YS(S_5_10), .YC(C_5_10));
  FAX1 U121836 (.A(S_4_12), .B(C_4_11), .C((A[5] & B[11])), .YS(S_5_11), .YC(C_5_11));
  FAX1 U121837 (.A(S_4_13), .B(C_4_12), .C((A[5] & B[12])), .YS(S_5_12), .YC(C_5_12));
  FAX1 U121838 (.A(S_4_14), .B(C_4_13), .C((A[5] & B[13])), .YS(S_5_13), .YC(C_5_13));
  FAX1 U121839 (.A(S_4_15), .B(C_4_14), .C((A[5] & B[14])), .YS(S_5_14), .YC(C_5_14));
  assign S_5_15 = (A[5] & B[15]);
  FAX1 U121841 (.A(S_5_1), .B(C_5_0), .C((A[6] & B[0])), .YS(S_6_0), .YC(C_6_0));
  FAX1 U121842 (.A(S_5_2), .B(C_5_1), .C((A[6] & B[1])), .YS(S_6_1), .YC(C_6_1));
  FAX1 U121843 (.A(S_5_3), .B(C_5_2), .C((A[6] & B[2])), .YS(S_6_2), .YC(C_6_2));
  FAX1 U121844 (.A(S_5_4), .B(C_5_3), .C((A[6] & B[3])), .YS(S_6_3), .YC(C_6_3));
  FAX1 U121845 (.A(S_5_5), .B(C_5_4), .C((A[6] & B[4])), .YS(S_6_4), .YC(C_6_4));
  FAX1 U121846 (.A(S_5_6), .B(C_5_5), .C((A[6] & B[5])), .YS(S_6_5), .YC(C_6_5));
  FAX1 U121847 (.A(S_5_7), .B(C_5_6), .C((A[6] & B[6])), .YS(S_6_6), .YC(C_6_6));
  FAX1 U121848 (.A(S_5_8), .B(C_5_7), .C((A[6] & B[7])), .YS(S_6_7), .YC(C_6_7));
  FAX1 U121849 (.A(S_5_9), .B(C_5_8), .C((A[6] & B[8])), .YS(S_6_8), .YC(C_6_8));
  FAX1 U121850 (.A(S_5_10), .B(C_5_9), .C((A[6] & B[9])), .YS(S_6_9), .YC(C_6_9));
  FAX1 U121851 (.A(S_5_11), .B(C_5_10), .C((A[6] & B[10])), .YS(S_6_10), .YC(C_6_10));
  FAX1 U121852 (.A(S_5_12), .B(C_5_11), .C((A[6] & B[11])), .YS(S_6_11), .YC(C_6_11));
  FAX1 U121853 (.A(S_5_13), .B(C_5_12), .C((A[6] & B[12])), .YS(S_6_12), .YC(C_6_12));
  FAX1 U121854 (.A(S_5_14), .B(C_5_13), .C((A[6] & B[13])), .YS(S_6_13), .YC(C_6_13));
  FAX1 U121855 (.A(S_5_15), .B(C_5_14), .C((A[6] & B[14])), .YS(S_6_14), .YC(C_6_14));
  assign S_6_15 = (A[6] & B[15]);
  FAX1 U121857 (.A(S_6_1), .B(C_6_0), .C((A[7] & B[0])), .YS(S_7_0), .YC(C_7_0));
  FAX1 U121858 (.A(S_6_2), .B(C_6_1), .C((A[7] & B[1])), .YS(S_7_1), .YC(C_7_1));
  FAX1 U121859 (.A(S_6_3), .B(C_6_2), .C((A[7] & B[2])), .YS(S_7_2), .YC(C_7_2));
  FAX1 U121860 (.A(S_6_4), .B(C_6_3), .C((A[7] & B[3])), .YS(S_7_3), .YC(C_7_3));
  FAX1 U121861 (.A(S_6_5), .B(C_6_4), .C((A[7] & B[4])), .YS(S_7_4), .YC(C_7_4));
  FAX1 U121862 (.A(S_6_6), .B(C_6_5), .C((A[7] & B[5])), .YS(S_7_5), .YC(C_7_5));
  FAX1 U121863 (.A(S_6_7), .B(C_6_6), .C((A[7] & B[6])), .YS(S_7_6), .YC(C_7_6));
  FAX1 U121864 (.A(S_6_8), .B(C_6_7), .C((A[7] & B[7])), .YS(S_7_7), .YC(C_7_7));
  FAX1 U121865 (.A(S_6_9), .B(C_6_8), .C((A[7] & B[8])), .YS(S_7_8), .YC(C_7_8));
  FAX1 U121866 (.A(S_6_10), .B(C_6_9), .C((A[7] & B[9])), .YS(S_7_9), .YC(C_7_9));
  FAX1 U121867 (.A(S_6_11), .B(C_6_10), .C((A[7] & B[10])), .YS(S_7_10), .YC(C_7_10));
  FAX1 U121868 (.A(S_6_12), .B(C_6_11), .C((A[7] & B[11])), .YS(S_7_11), .YC(C_7_11));
  FAX1 U121869 (.A(S_6_13), .B(C_6_12), .C((A[7] & B[12])), .YS(S_7_12), .YC(C_7_12));
  FAX1 U121870 (.A(S_6_14), .B(C_6_13), .C((A[7] & B[13])), .YS(S_7_13), .YC(C_7_13));
  FAX1 U121871 (.A(S_6_15), .B(C_6_14), .C((A[7] & B[14])), .YS(S_7_14), .YC(C_7_14));
  assign S_7_15 = (A[7] & B[15]);
  FAX1 U121873 (.A(S_7_1), .B(C_7_0), .C((A[8] & B[0])), .YS(S_8_0), .YC(C_8_0));
  FAX1 U121874 (.A(S_7_2), .B(C_7_1), .C((A[8] & B[1])), .YS(S_8_1), .YC(C_8_1));
  FAX1 U121875 (.A(S_7_3), .B(C_7_2), .C((A[8] & B[2])), .YS(S_8_2), .YC(C_8_2));
  FAX1 U121876 (.A(S_7_4), .B(C_7_3), .C((A[8] & B[3])), .YS(S_8_3), .YC(C_8_3));
  FAX1 U121877 (.A(S_7_5), .B(C_7_4), .C((A[8] & B[4])), .YS(S_8_4), .YC(C_8_4));
  FAX1 U121878 (.A(S_7_6), .B(C_7_5), .C((A[8] & B[5])), .YS(S_8_5), .YC(C_8_5));
  FAX1 U121879 (.A(S_7_7), .B(C_7_6), .C((A[8] & B[6])), .YS(S_8_6), .YC(C_8_6));
  FAX1 U121880 (.A(S_7_8), .B(C_7_7), .C((A[8] & B[7])), .YS(S_8_7), .YC(C_8_7));
  FAX1 U121881 (.A(S_7_9), .B(C_7_8), .C((A[8] & B[8])), .YS(S_8_8), .YC(C_8_8));
  FAX1 U121882 (.A(S_7_10), .B(C_7_9), .C((A[8] & B[9])), .YS(S_8_9), .YC(C_8_9));
  FAX1 U121883 (.A(S_7_11), .B(C_7_10), .C((A[8] & B[10])), .YS(S_8_10), .YC(C_8_10));
  FAX1 U121884 (.A(S_7_12), .B(C_7_11), .C((A[8] & B[11])), .YS(S_8_11), .YC(C_8_11));
  FAX1 U121885 (.A(S_7_13), .B(C_7_12), .C((A[8] & B[12])), .YS(S_8_12), .YC(C_8_12));
  FAX1 U121886 (.A(S_7_14), .B(C_7_13), .C((A[8] & B[13])), .YS(S_8_13), .YC(C_8_13));
  FAX1 U121887 (.A(S_7_15), .B(C_7_14), .C((A[8] & B[14])), .YS(S_8_14), .YC(C_8_14));
  assign S_8_15 = (A[8] & B[15]);
  FAX1 U121889 (.A(S_8_1), .B(C_8_0), .C((A[9] & B[0])), .YS(S_9_0), .YC(C_9_0));
  FAX1 U121890 (.A(S_8_2), .B(C_8_1), .C((A[9] & B[1])), .YS(S_9_1), .YC(C_9_1));
  FAX1 U121891 (.A(S_8_3), .B(C_8_2), .C((A[9] & B[2])), .YS(S_9_2), .YC(C_9_2));
  FAX1 U121892 (.A(S_8_4), .B(C_8_3), .C((A[9] & B[3])), .YS(S_9_3), .YC(C_9_3));
  FAX1 U121893 (.A(S_8_5), .B(C_8_4), .C((A[9] & B[4])), .YS(S_9_4), .YC(C_9_4));
  FAX1 U121894 (.A(S_8_6), .B(C_8_5), .C((A[9] & B[5])), .YS(S_9_5), .YC(C_9_5));
  FAX1 U121895 (.A(S_8_7), .B(C_8_6), .C((A[9] & B[6])), .YS(S_9_6), .YC(C_9_6));
  FAX1 U121896 (.A(S_8_8), .B(C_8_7), .C((A[9] & B[7])), .YS(S_9_7), .YC(C_9_7));
  FAX1 U121897 (.A(S_8_9), .B(C_8_8), .C((A[9] & B[8])), .YS(S_9_8), .YC(C_9_8));
  FAX1 U121898 (.A(S_8_10), .B(C_8_9), .C((A[9] & B[9])), .YS(S_9_9), .YC(C_9_9));
  FAX1 U121899 (.A(S_8_11), .B(C_8_10), .C((A[9] & B[10])), .YS(S_9_10), .YC(C_9_10));
  FAX1 U121900 (.A(S_8_12), .B(C_8_11), .C((A[9] & B[11])), .YS(S_9_11), .YC(C_9_11));
  FAX1 U121901 (.A(S_8_13), .B(C_8_12), .C((A[9] & B[12])), .YS(S_9_12), .YC(C_9_12));
  FAX1 U121902 (.A(S_8_14), .B(C_8_13), .C((A[9] & B[13])), .YS(S_9_13), .YC(C_9_13));
  FAX1 U121903 (.A(S_8_15), .B(C_8_14), .C((A[9] & B[14])), .YS(S_9_14), .YC(C_9_14));
  assign S_9_15 = (A[9] & B[15]);
  FAX1 U121905 (.A(S_9_1), .B(C_9_0), .C((A[10] & B[0])), .YS(S_10_0), .YC(C_10_0));
  FAX1 U121906 (.A(S_9_2), .B(C_9_1), .C((A[10] & B[1])), .YS(S_10_1), .YC(C_10_1));
  FAX1 U121907 (.A(S_9_3), .B(C_9_2), .C((A[10] & B[2])), .YS(S_10_2), .YC(C_10_2));
  FAX1 U121908 (.A(S_9_4), .B(C_9_3), .C((A[10] & B[3])), .YS(S_10_3), .YC(C_10_3));
  FAX1 U121909 (.A(S_9_5), .B(C_9_4), .C((A[10] & B[4])), .YS(S_10_4), .YC(C_10_4));
  FAX1 U121910 (.A(S_9_6), .B(C_9_5), .C((A[10] & B[5])), .YS(S_10_5), .YC(C_10_5));
  FAX1 U121911 (.A(S_9_7), .B(C_9_6), .C((A[10] & B[6])), .YS(S_10_6), .YC(C_10_6));
  FAX1 U121912 (.A(S_9_8), .B(C_9_7), .C((A[10] & B[7])), .YS(S_10_7), .YC(C_10_7));
  FAX1 U121913 (.A(S_9_9), .B(C_9_8), .C((A[10] & B[8])), .YS(S_10_8), .YC(C_10_8));
  FAX1 U121914 (.A(S_9_10), .B(C_9_9), .C((A[10] & B[9])), .YS(S_10_9), .YC(C_10_9));
  FAX1 U121915 (.A(S_9_11), .B(C_9_10), .C((A[10] & B[10])), .YS(S_10_10), .YC(C_10_10));
  FAX1 U121916 (.A(S_9_12), .B(C_9_11), .C((A[10] & B[11])), .YS(S_10_11), .YC(C_10_11));
  FAX1 U121917 (.A(S_9_13), .B(C_9_12), .C((A[10] & B[12])), .YS(S_10_12), .YC(C_10_12));
  FAX1 U121918 (.A(S_9_14), .B(C_9_13), .C((A[10] & B[13])), .YS(S_10_13), .YC(C_10_13));
  FAX1 U121919 (.A(S_9_15), .B(C_9_14), .C((A[10] & B[14])), .YS(S_10_14), .YC(C_10_14));
  assign S_10_15 = (A[10] & B[15]);
  FAX1 U121921 (.A(S_10_1), .B(C_10_0), .C((A[11] & B[0])), .YS(S_11_0), .YC(C_11_0));
  FAX1 U121922 (.A(S_10_2), .B(C_10_1), .C((A[11] & B[1])), .YS(S_11_1), .YC(C_11_1));
  FAX1 U121923 (.A(S_10_3), .B(C_10_2), .C((A[11] & B[2])), .YS(S_11_2), .YC(C_11_2));
  FAX1 U121924 (.A(S_10_4), .B(C_10_3), .C((A[11] & B[3])), .YS(S_11_3), .YC(C_11_3));
  FAX1 U121925 (.A(S_10_5), .B(C_10_4), .C((A[11] & B[4])), .YS(S_11_4), .YC(C_11_4));
  FAX1 U121926 (.A(S_10_6), .B(C_10_5), .C((A[11] & B[5])), .YS(S_11_5), .YC(C_11_5));
  FAX1 U121927 (.A(S_10_7), .B(C_10_6), .C((A[11] & B[6])), .YS(S_11_6), .YC(C_11_6));
  FAX1 U121928 (.A(S_10_8), .B(C_10_7), .C((A[11] & B[7])), .YS(S_11_7), .YC(C_11_7));
  FAX1 U121929 (.A(S_10_9), .B(C_10_8), .C((A[11] & B[8])), .YS(S_11_8), .YC(C_11_8));
  FAX1 U121930 (.A(S_10_10), .B(C_10_9), .C((A[11] & B[9])), .YS(S_11_9), .YC(C_11_9));
  FAX1 U121931 (.A(S_10_11), .B(C_10_10), .C((A[11] & B[10])), .YS(S_11_10), .YC(C_11_10));
  FAX1 U121932 (.A(S_10_12), .B(C_10_11), .C((A[11] & B[11])), .YS(S_11_11), .YC(C_11_11));
  FAX1 U121933 (.A(S_10_13), .B(C_10_12), .C((A[11] & B[12])), .YS(S_11_12), .YC(C_11_12));
  FAX1 U121934 (.A(S_10_14), .B(C_10_13), .C((A[11] & B[13])), .YS(S_11_13), .YC(C_11_13));
  FAX1 U121935 (.A(S_10_15), .B(C_10_14), .C((A[11] & B[14])), .YS(S_11_14), .YC(C_11_14));
  assign S_11_15 = (A[11] & B[15]);
  FAX1 U121937 (.A(S_11_1), .B(C_11_0), .C((A[12] & B[0])), .YS(S_12_0), .YC(C_12_0));
  FAX1 U121938 (.A(S_11_2), .B(C_11_1), .C((A[12] & B[1])), .YS(S_12_1), .YC(C_12_1));
  FAX1 U121939 (.A(S_11_3), .B(C_11_2), .C((A[12] & B[2])), .YS(S_12_2), .YC(C_12_2));
  FAX1 U121940 (.A(S_11_4), .B(C_11_3), .C((A[12] & B[3])), .YS(S_12_3), .YC(C_12_3));
  FAX1 U121941 (.A(S_11_5), .B(C_11_4), .C((A[12] & B[4])), .YS(S_12_4), .YC(C_12_4));
  FAX1 U121942 (.A(S_11_6), .B(C_11_5), .C((A[12] & B[5])), .YS(S_12_5), .YC(C_12_5));
  FAX1 U121943 (.A(S_11_7), .B(C_11_6), .C((A[12] & B[6])), .YS(S_12_6), .YC(C_12_6));
  FAX1 U121944 (.A(S_11_8), .B(C_11_7), .C((A[12] & B[7])), .YS(S_12_7), .YC(C_12_7));
  FAX1 U121945 (.A(S_11_9), .B(C_11_8), .C((A[12] & B[8])), .YS(S_12_8), .YC(C_12_8));
  FAX1 U121946 (.A(S_11_10), .B(C_11_9), .C((A[12] & B[9])), .YS(S_12_9), .YC(C_12_9));
  FAX1 U121947 (.A(S_11_11), .B(C_11_10), .C((A[12] & B[10])), .YS(S_12_10), .YC(C_12_10));
  FAX1 U121948 (.A(S_11_12), .B(C_11_11), .C((A[12] & B[11])), .YS(S_12_11), .YC(C_12_11));
  FAX1 U121949 (.A(S_11_13), .B(C_11_12), .C((A[12] & B[12])), .YS(S_12_12), .YC(C_12_12));
  FAX1 U121950 (.A(S_11_14), .B(C_11_13), .C((A[12] & B[13])), .YS(S_12_13), .YC(C_12_13));
  FAX1 U121951 (.A(S_11_15), .B(C_11_14), .C((A[12] & B[14])), .YS(S_12_14), .YC(C_12_14));
  assign S_12_15 = (A[12] & B[15]);
  FAX1 U121953 (.A(S_12_1), .B(C_12_0), .C((A[13] & B[0])), .YS(S_13_0), .YC(C_13_0));
  FAX1 U121954 (.A(S_12_2), .B(C_12_1), .C((A[13] & B[1])), .YS(S_13_1), .YC(C_13_1));
  FAX1 U121955 (.A(S_12_3), .B(C_12_2), .C((A[13] & B[2])), .YS(S_13_2), .YC(C_13_2));
  FAX1 U121956 (.A(S_12_4), .B(C_12_3), .C((A[13] & B[3])), .YS(S_13_3), .YC(C_13_3));
  FAX1 U121957 (.A(S_12_5), .B(C_12_4), .C((A[13] & B[4])), .YS(S_13_4), .YC(C_13_4));
  FAX1 U121958 (.A(S_12_6), .B(C_12_5), .C((A[13] & B[5])), .YS(S_13_5), .YC(C_13_5));
  FAX1 U121959 (.A(S_12_7), .B(C_12_6), .C((A[13] & B[6])), .YS(S_13_6), .YC(C_13_6));
  FAX1 U121960 (.A(S_12_8), .B(C_12_7), .C((A[13] & B[7])), .YS(S_13_7), .YC(C_13_7));
  FAX1 U121961 (.A(S_12_9), .B(C_12_8), .C((A[13] & B[8])), .YS(S_13_8), .YC(C_13_8));
  FAX1 U121962 (.A(S_12_10), .B(C_12_9), .C((A[13] & B[9])), .YS(S_13_9), .YC(C_13_9));
  FAX1 U121963 (.A(S_12_11), .B(C_12_10), .C((A[13] & B[10])), .YS(S_13_10), .YC(C_13_10));
  FAX1 U121964 (.A(S_12_12), .B(C_12_11), .C((A[13] & B[11])), .YS(S_13_11), .YC(C_13_11));
  FAX1 U121965 (.A(S_12_13), .B(C_12_12), .C((A[13] & B[12])), .YS(S_13_12), .YC(C_13_12));
  FAX1 U121966 (.A(S_12_14), .B(C_12_13), .C((A[13] & B[13])), .YS(S_13_13), .YC(C_13_13));
  FAX1 U121967 (.A(S_12_15), .B(C_12_14), .C((A[13] & B[14])), .YS(S_13_14), .YC(C_13_14));
  assign S_13_15 = (A[13] & B[15]);
  FAX1 U121969 (.A(S_13_1), .B(C_13_0), .C((A[14] & B[0])), .YS(S_14_0), .YC(C_14_0));
  FAX1 U121970 (.A(S_13_2), .B(C_13_1), .C((A[14] & B[1])), .YS(S_14_1), .YC(C_14_1));
  FAX1 U121971 (.A(S_13_3), .B(C_13_2), .C((A[14] & B[2])), .YS(S_14_2), .YC(C_14_2));
  FAX1 U121972 (.A(S_13_4), .B(C_13_3), .C((A[14] & B[3])), .YS(S_14_3), .YC(C_14_3));
  FAX1 U121973 (.A(S_13_5), .B(C_13_4), .C((A[14] & B[4])), .YS(S_14_4), .YC(C_14_4));
  FAX1 U121974 (.A(S_13_6), .B(C_13_5), .C((A[14] & B[5])), .YS(S_14_5), .YC(C_14_5));
  FAX1 U121975 (.A(S_13_7), .B(C_13_6), .C((A[14] & B[6])), .YS(S_14_6), .YC(C_14_6));
  FAX1 U121976 (.A(S_13_8), .B(C_13_7), .C((A[14] & B[7])), .YS(S_14_7), .YC(C_14_7));
  FAX1 U121977 (.A(S_13_9), .B(C_13_8), .C((A[14] & B[8])), .YS(S_14_8), .YC(C_14_8));
  FAX1 U121978 (.A(S_13_10), .B(C_13_9), .C((A[14] & B[9])), .YS(S_14_9), .YC(C_14_9));
  FAX1 U121979 (.A(S_13_11), .B(C_13_10), .C((A[14] & B[10])), .YS(S_14_10), .YC(C_14_10));
  FAX1 U121980 (.A(S_13_12), .B(C_13_11), .C((A[14] & B[11])), .YS(S_14_11), .YC(C_14_11));
  FAX1 U121981 (.A(S_13_13), .B(C_13_12), .C((A[14] & B[12])), .YS(S_14_12), .YC(C_14_12));
  FAX1 U121982 (.A(S_13_14), .B(C_13_13), .C((A[14] & B[13])), .YS(S_14_13), .YC(C_14_13));
  FAX1 U121983 (.A(S_13_15), .B(C_13_14), .C((A[14] & B[14])), .YS(S_14_14), .YC(C_14_14));
  assign S_14_15 = (A[14] & B[15]);
  FAX1 U121985 (.A(S_14_1), .B(C_14_0), .C((A[15] & B[0])), .YS(S_15_0), .YC(C_15_0));
  FAX1 U121986 (.A(S_14_2), .B(C_14_1), .C((A[15] & B[1])), .YS(S_15_1), .YC(C_15_1));
  FAX1 U121987 (.A(S_14_3), .B(C_14_2), .C((A[15] & B[2])), .YS(S_15_2), .YC(C_15_2));
  FAX1 U121988 (.A(S_14_4), .B(C_14_3), .C((A[15] & B[3])), .YS(S_15_3), .YC(C_15_3));
  FAX1 U121989 (.A(S_14_5), .B(C_14_4), .C((A[15] & B[4])), .YS(S_15_4), .YC(C_15_4));
  FAX1 U121990 (.A(S_14_6), .B(C_14_5), .C((A[15] & B[5])), .YS(S_15_5), .YC(C_15_5));
  FAX1 U121991 (.A(S_14_7), .B(C_14_6), .C((A[15] & B[6])), .YS(S_15_6), .YC(C_15_6));
  FAX1 U121992 (.A(S_14_8), .B(C_14_7), .C((A[15] & B[7])), .YS(S_15_7), .YC(C_15_7));
  FAX1 U121993 (.A(S_14_9), .B(C_14_8), .C((A[15] & B[8])), .YS(S_15_8), .YC(C_15_8));
  FAX1 U121994 (.A(S_14_10), .B(C_14_9), .C((A[15] & B[9])), .YS(S_15_9), .YC(C_15_9));
  FAX1 U121995 (.A(S_14_11), .B(C_14_10), .C((A[15] & B[10])), .YS(S_15_10), .YC(C_15_10));
  FAX1 U121996 (.A(S_14_12), .B(C_14_11), .C((A[15] & B[11])), .YS(S_15_11), .YC(C_15_11));
  FAX1 U121997 (.A(S_14_13), .B(C_14_12), .C((A[15] & B[12])), .YS(S_15_12), .YC(C_15_12));
  FAX1 U121998 (.A(S_14_14), .B(C_14_13), .C((A[15] & B[13])), .YS(S_15_13), .YC(C_15_13));
  FAX1 U121999 (.A(S_14_15), .B(C_14_14), .C((A[15] & B[14])), .YS(S_15_14), .YC(C_15_14));
  assign S_15_15 = (A[15] & B[15]);
  HAX1 U122001 (.A(S_15_1), .B(C_15_0), .YS(S_16_0), .YC(C_16_0));
  FAX1 U122002 (.A(S_15_2), .B(C_16_0), .C(C_15_1), .YS(S_16_1), .YC(C_16_1));
  FAX1 U122003 (.A(S_15_3), .B(C_16_1), .C(C_15_2), .YS(S_16_2), .YC(C_16_2));
  FAX1 U122004 (.A(S_15_4), .B(C_16_2), .C(C_15_3), .YS(S_16_3), .YC(C_16_3));
  FAX1 U122005 (.A(S_15_5), .B(C_16_3), .C(C_15_4), .YS(S_16_4), .YC(C_16_4));
  FAX1 U122006 (.A(S_15_6), .B(C_16_4), .C(C_15_5), .YS(S_16_5), .YC(C_16_5));
  FAX1 U122007 (.A(S_15_7), .B(C_16_5), .C(C_15_6), .YS(S_16_6), .YC(C_16_6));
  FAX1 U122008 (.A(S_15_8), .B(C_16_6), .C(C_15_7), .YS(S_16_7), .YC(C_16_7));
  FAX1 U122009 (.A(S_15_9), .B(C_16_7), .C(C_15_8), .YS(S_16_8), .YC(C_16_8));
  FAX1 U122010 (.A(S_15_10), .B(C_16_8), .C(C_15_9), .YS(S_16_9), .YC(C_16_9));
  FAX1 U122011 (.A(S_15_11), .B(C_16_9), .C(C_15_10), .YS(S_16_10), .YC(C_16_10));
  FAX1 U122012 (.A(S_15_12), .B(C_16_10), .C(C_15_11), .YS(S_16_11), .YC(C_16_11));
  FAX1 U122013 (.A(S_15_13), .B(C_16_11), .C(C_15_12), .YS(S_16_12), .YC(C_16_12));
  FAX1 U122014 (.A(S_15_14), .B(C_16_12), .C(C_15_13), .YS(S_16_13), .YC(C_16_13));
  FAX1 U122015 (.A(S_15_15), .B(C_16_13), .C(C_15_14), .YS(S_16_14), .YC(C_16_14));
  assign S_16_15 = C_16_14;
  assign O = {S_16_15,S_16_14,S_16_13,S_16_12,S_16_11,S_16_10,S_16_9,S_16_8,S_16_7,S_16_6,S_16_5,S_16_4,S_16_3,S_16_2,S_16_1,S_16_0,S_15_0,S_14_0,S_13_0,S_12_0,S_11_0,S_10_0,S_9_0,S_8_0,S_7_0,S_6_0,S_5_0,S_4_0,1'b0,1'b0,1'b0,1'b0};

endmodule