int LED=7;
int LED2=6;
int butao=3;
int estado;
int butao2=4
int estado2;



void setup() {
  // put your setup code here, to run once:
pinMode(LED2, OUTPUT);
pinMode(butao2, INPUT);
pinMode(LED, OUTPUT);
pinMode(butao, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:

estado=digitalRead(butao);
if(estado==HIGH){
digitalWrite(LED2, HIGH);
}else {
digitalWrite(LED2, LOW);
}
if(estado2==HIGH)

}