int M1=2;
int K1=3;
int H1=4;
int M2=5;
int K2=6;
int H2=7;
int M3=8;
int K3=9;
int H3=10;
int M4=11;
int K4=12;
int H4=13;
void setup() {
  // put your setup code here, to run once:
Serial.begin(9600);
pinMode(M1, OUTPUT);
pinMode(K1, OUTPUT);
pinMode(H1, OUTPUT);
pinMode(M2, OUTPUT);
pinMode(K2, OUTPUT);
pinMode(H2, OUTPUT);
pinMode(M3, OUTPUT);
pinMode(K3, OUTPUT);
pinMode(H3, OUTPUT);
pinMode(M4, OUTPUT);
pinMode(K4, OUTPUT);
pinMode(H4, OUTPUT);
digitalWrite(M1, HIGH);
digitalWrite(M2, HIGH);
digitalWrite(M3, HIGH);
digitalWrite(M4, HIGH);
}

void loop() {
  // put your main code here, to run repeatedly:
digitalWrite(H1, HIGH);
digitalWrite(K1, HIGH);
digitalWrite(M1, LOW);
delay(1000);
digitalWrite(H1, LOW);
digitalWrite(K1, LOW);
digitalWrite(M1, HIGH);
digitalWrite(H2, HIGH);
digitalWrite(K2, LOW);
digitalWrite(M2, LOW);
delay(2000);
digitalWrite(H2, HIGH);
digitalWrite(K2, HIGH);
digitalWrite(M2, LOW);
delay(1000);
digitalWrite(H2, LOW);
digitalWrite(K2, LOW);
digitalWrite(M2, HIGH);
digitalWrite(H3, HIGH);
digitalWrite(K3, LOW);
digitalWrite(M3, LOW);
delay(2000);
digitalWrite(H3, HIGH);
digitalWrite(K3, HIGH);
digitalWrite(M3, LOW);
delay(1000);
digitalWrite(H3, LOW);
digitalWrite(K3, LOW);
digitalWrite(M3, HIGH);
digitalWrite(H4, HIGH);
digitalWrite(K4, LOW);
digitalWrite(M4, LOW);
delay(2000);
digitalWrite(H4, HIGH);
digitalWrite(K4, HIGH);
digitalWrite(M4, LOW);
delay(1000);
digitalWrite(H4, LOW);
digitalWrite(K4, LOW);
digitalWrite(M4, HIGH);
digitalWrite(H1, HIGH);
digitalWrite(K1, LOW);
digitalWrite(M1, LOW);
delay(2000);
}