3.1.1

`timescale 1ns / 1ps

module lab1_3_1_source(
    input x,
    input y, //x and y are the two inputs to the MUX
    input s, //s is the switch that determines the output
    output reg m //output is a reg as we wish the LED to hold its' state
);

    always @ (x or y or s) //sensitivity list contains x, y, and s as they are the operators that determine the output
        if(s==0)
            m=x; //if switch is in position 0 then take value of x to determine m
        else
            m=y; //if switch is in position 1 then take value of y to determine m
endmodule