const int buttonPin = 2;  // Pin connected to pushbutton 
const int ledPin = 13;  // Pin connected to LED  
int buttonState = 0; // Give pushbutton a value 
void setup() { pinMode(ledPin, OUTPUT);  // Set LED pin as output 
pinMode(buttonPin, INPUT); // Set pushbutton pin as input
 } void loop() { buttonState = digitalRead(buttonPin); // Read input from pin 2 
if(buttonState == HIGH) { // If pushbutton is pressed, set as HIGH
 digitalWrite(ledPin, HIGH);
} else{ digitalWrite(ledPin, LOW);}}