cash_checker.v

`timescale 1ns / 1ps


module cash_checker(cash, product_cost, sufficient_cash, balance);
    input  [5:0] cash;            // Input cash
    input  [5:0] product_cost;     // Cost of selected product
    output  sufficient_cash;    // Sufficient cash signal
    output  [5:0] balance ;       // Balance to return


    assign sufficient_cash = (cash >= product_cost);
    assign balance = (sufficient_cash) ? (cash - product_cost) : cash;

endmodule