bool (est1);
bool (est2);
unsigned long (TA1);
unsigned long (TA2);
int led1 = 2;
int led2 = 3;
 
void setup() {

  pinMode(led1, OUTPUT);
  pinMode(led2, OUTPUT);


}

void loop(){
 
 if ((millis()-TA1) >= 1000){
TA1 = millis();
est1 = !est1;
}

 if ((millis()-TA2) >= 2000){
TA2 = millis();
est2 = !est2;

}

digitalWrite(2, est1);
digitalWrite(3, est2);



}