const int buttonPin = 2;
const int ledPin = 6;

int buttonState = 0;

void setup() {
  // put your setup code here, to run once:
pinMode(buttonPin , INPUT);
pinMode(ledPin , OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
buttonState = digitalRead(buttonPin);
if (buttonState == HIGH) {
  digitalWrite (ledPin , HIGH);
} else {
  digitalWrite (ledPin , LOW ); 
}

}