// Game to check user's 3-bit input guess against a hard-coded secret #
// - SW[2:0] is the guess, KEY[0] is check
// - LEDR[0] is <, LEDR[1] is ==, LEDR[2] is >
module guessing_game #(N = 3, S = 3'd1) (
    output logic [9:0] LEDR,
    input  logic [3:0] KEY,
    input  logic [9:0] SW
);

  logic is_lt, is_eq, is_gt;

  comparator #(.N(N)) number_comparator (
    .A(SW[N-1:0]),
    .B(S),          // secret number
    .is_lt(is_lt),
    .is_eq(is_eq),
    .is_gt(is_gt)
  );

  assign LEDR[0] = is_lt & ~KEY[0];
  assign LEDR[1] = is_eq & ~KEY[0];
  assign LEDR[2] = is_gt & ~KEY[0];

endmodule  // guessing_game