/* Program 2-11 Control LEDs using push-button switches. */

const int LED[] = {5, 9, 10};
const int SW[] = {3, 4, 7};

void setup() {
    /* configure input output pins for switches and LEDs */
    for (int i = 0; i < 3; i++) {
        pinMode(LED[i], OUTPUT);
        pinMode(SW[i], INPUT);
    }
}

void loop() {
    /* read switches and use the values to set LEDs */
    for (int i = 0; i < 3; i++) {
        digitalWrite(LED[i], digitalRead(SW[i]));
    }
}