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module uut_forgen01(a, y); input [4:0] a; output y; integer i, j; reg [31:0] lut; initial begin for (i = 0; i < 32; i = i+1) begin lut[i] = i > 1; for (j = 2; j*j <= i; j = j+1) if (i % j == 0) lut[i] = 0; end end assign y = lut[a]; endmodule