int M1  = 2;
int K1 = 1;
int H1 = 0;
int M2 = 5;
int K2 = 4;
int H2 = 3;
int M3 = 8;
int K3 = 7;
int H3 = 6;
int H4 = 9;
int K4 = 10;
int M4 = 11;
void setup() {
  // put your setup code here, to run once:
  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);
  }
  void loop() {
    // put your main code here, to run repeatedly:
    //Lampu hijau 1 hidup
    digitalWrite (M1 , 0);
    digitalWrite (K1 , 0);
    digitalWrite (H1 , 1);
    digitalWrite (M2 , 1);
    digitalWrite (K2 , 0);
    digitalWrite (H2 , 0);
    digitalWrite (M3 , 1);
    digitalWrite (K3 , 0);
    digitalWrite (H3 , 0);
    digitalWrite (M4 , 1);
    digitalWrite (K4 , 0);
    digitalWrite (H4 , 0);
    delay(2000);
    digitalWrite (M1 , 1);
    digitalWrite (K1 , 0);
    digitalWrite (H1 , 0);
    digitalWrite (M2 , 0);
    digitalWrite (K2 , 1);
    digitalWrite (H2 , 0);
    digitalWrite (M3 , 1);
    digitalWrite (K3 , 0);
    digitalWrite (H3 , 0);
    digitalWrite (M4 , 1);
    digitalWrite (K4 , 0);
    digitalWrite (H4 , 0);
    delay(1000);
    
    // Lampu hijau 2 hidup
    digitalWrite (M1 , 1);
    digitalWrite (K1 , 0);
    digitalWrite (H1 , 0);
    digitalWrite (M2 , 0);
    digitalWrite (K2 , 0);
    digitalWrite (H2 , 1);
    digitalWrite (M3 , 1);
    digitalWrite (K3 , 0);
    digitalWrite (H3 , 0);
    digitalWrite (M4 , 1);
    digitalWrite (K4 , 0);
    digitalWrite (H4 , 0);
    delay(3000);
    digitalWrite (M1 , 1);
    digitalWrite (K1 , 0);
    digitalWrite (H1 , 0);
    digitalWrite (M2 , 1);
    digitalWrite (K2 , 0);
    digitalWrite (H2 , 0);
    digitalWrite (M3 , 0);
    digitalWrite (K3 , 1);
    digitalWrite (H3 , 0);
    digitalWrite (M4 , 1);
    digitalWrite (K4 , 0);
    digitalWrite (H4 , 0);
    delay(1000);

    // Lampu hijau 3 hidup
    digitalWrite (M1 , 1);
    digitalWrite (K1 , 0);
    digitalWrite (H1 , 0);
    digitalWrite (M2 , 1);
    digitalWrite (K2 , 0);
    digitalWrite (H2 , 0);
    digitalWrite (M3 , 0);
    digitalWrite (K3 , 0);
    digitalWrite (H3 , 1);
    digitalWrite (M4 , 1);
    digitalWrite (K4 , 0);
    digitalWrite (H4 , 0);
    delay(3000);
    digitalWrite (M1 , 1);
    digitalWrite (K1 , 0);
    digitalWrite (H1 , 0);
    digitalWrite (M2 , 1);
    digitalWrite (K2 , 0);
    digitalWrite (H2 , 0);
    digitalWrite (M3 , 1);
    digitalWrite (K3 , 0);
    digitalWrite (H3 , 0);
    digitalWrite (M4 , 0);
    digitalWrite (K4 , 1);
    digitalWrite (H4 , 0);
    delay(1000);

    //lampu hijau 4 hidup
    digitalWrite (M1 , 1);
    digitalWrite (K1 , 0);
    digitalWrite (H1 , 0);
    digitalWrite (M2 , 1);
    digitalWrite (K2 , 0);
    digitalWrite (H2 , 0);
    digitalWrite (M3 , 1);
    digitalWrite (K3 , 0);
    digitalWrite (H3 , 0);
    digitalWrite (M4 , 0);
    digitalWrite (K4 , 0);
    digitalWrite (H4 , 1);
    delay(3000);
    digitalWrite (M1 , 0);
    digitalWrite (K1 , 1);
    digitalWrite (H1 , 0);
    digitalWrite (M2 , 1);
    digitalWrite (K2 , 0);
    digitalWrite (H2 , 0);
    digitalWrite (M3 , 1);
    digitalWrite (K3 , 0);
    digitalWrite (H3 , 0);
    digitalWrite (M4 , 1);
    digitalWrite (K4 , 0);
    digitalWrite (H4 , 0);
    delay(1000);

    }