File content as of revision 2:b295ac52a79f:

//Part A
//MIDN 3/C Stites and Maly
//Modified: 9/20/21
#include "mbed.h"

DigitalIn sw1(p16); //Assigns pin 16 as switch 1
DigitalIn sw2(p17); //Assigns pin 17 as switch 2
DigitalOut lights[5] = {p26,p27,p28,p29,p30}; //Puts five lights in array based on their corresponding pin

int main()
{
    lights[0]=0; //Turns on light three and turns off other lights
    lights[1]=0;
    lights[2]=1;
    lights[3]=0;
    lights[4]=0;
    wait(3);// Wait three seconds
    
    int a, b; //Variables to store switch states
    
    while(1) //Continue to repeat
    {
    
    a = sw1.read(); //Read in switch states
    b = sw2.read();
    
    if (a == 1 && b == 1) //Check to see if switches 1 and 2 are on
    {
        lights[0]=0; //Turns on light three and turns off other lights
        lights[1]=0;
        lights[2]=1;
        lights[3]=0;
        lights[4]=0;
    }
    if (a == 1 && b == 0) //Check to see if switch 1 is on and 2 is off
    {
        lights[2]=0; //Turns off light three
        int i; //Stores assignment of value in array lights
        for (i=0; i<5; i++) //Starts i at 0 and adds 1 to i while it is less than 5
        {
            lights[i]=1; //Turns coresponding light on
            lights[i-1]=0; //Turns last light off
            wait(.5); //Wait half a second
            if (i == 4) //Turn last light in row off
            {
            lights[4]=0;
            }
        }
    }
    if (a == 0 && b == 1) // Check to see if switch 1 is off and 2 is on
    {
        lights[0]=0;//Turn off all lights
        lights[1]=0;
        lights[2]=0;
        lights[3]=0;
        lights[4]=0;
        int j; //Stores assignment of value in array lights
        for (j=4; j>-1; j--) //Starts j at 4 and subtracts 1 from i while it is greater than -1
        {
            lights[j]=1; //Turns the jth light in the array on
            wait(.5); //Wait half a second
            lights[j] = 0; //Turn all lights off
        }
    }
    }
}