#define led 3
#define start 9
#define stop 12
bool ledstate=0;


void setup() {
  // put your setup code here, to run once:
pinMode(led,1);
pinMode(start,0);
pinMode(stop,0);
Serial.begin(9600);
}

void loop() {
  // put your main code here, to run repeatedly:
bool startstate = digitalRead(start);
bool stopstate= digitalRead(stop);

if(startstate){
ledstate=1;
  Serial.println(digitalRead(led));
}
else if(stopstate){
ledstate=0;
  Serial.println(digitalRead(led));
}
digitalWrite(led,ledstate);
}