int WEG = 1;
int WEY = 2;
int WER = 3;
int NSY = 5;

void setup() {
pinMode(WEG, OUTPUT);
pinMode(WEY, OUTPUT);
pinMode(WER, OUTPUT);
pinMode(NSY, OUTPUT);
}

void loop() {
digitalWrite(WEG, HIGH);
delay(5000);
digitalWrite(WEG, LOW);
delay(100);
digitalWrite(WEY, HIGH);
delay(2000);
digitalWrite(WEY, LOW);
delay(100);
digitalWrite(WER, HIGH);
delay(5000);
digitalWrite(WER, LOW);
delay(100);
digitalWrite(NSY, HIGH);
delay(2000);
digitalWrite(NSY, LOW);
delay(100);
}