int vec_PIN[4]; void setup() { Serial.begin(9600); for (int i=0;i<4;i++) vec_PIN[i]=0; vec_PIN[0] = 11 ; vec_PIN[1] = 10 ; vec_PIN[2] = 9 ; vec_PIN[3] = 5 ; for (int i = 1; i <= 4 ; i++ ) { Serial.println(vec_PIN[i]); } } void loop() { }