/* Program 2-10 Reading SW1 and SW2 and display them on two LEDs. */

const int LED1 = 13; /* LED1 */
const int LED2 = 5; /* LED2 */
const int SW1 = 7;  /* use pin 7 for SW1 */
const int SW2 = 3;  /* use pin 3 for SW2 */

void setup()
{
    /* configure input output pins for switches and LEDs */
    pinMode(LED1, OUTPUT);
    pinMode(LED2, OUTPUT);
    pinMode(SW1, INPUT);
    pinMode(SW2, INPUT);
}

void loop()
{
    /* read switches and use the values to set LEDs */
    digitalWrite(LED1, !digitalRead(SW1));
    digitalWrite(LED2, !digitalRead(SW2));
}