unsigned long prev1,prev2,now1,now2;//Ardian Maulana PR
const int LED1 = 13;
const int LED2 = 12;
const int Tombol1 = 7;
const int Tombol2 = 6;
int kedip1,kedip2;
int sts1,sts2;

void setup() {
  //Ardian Maulana Putra Raharjo
 // put your setup code here, to run once:
 pinMode(LED1, OUTPUT);
 pinMode(LED2, OUTPUT);
 pinMode(Tombol1, INPUT_PULLUP);
 pinMode(Tombol2, INPUT_PULLUP);
 prev1 = 0;
 prev2 = 0;
 sts1 = 0;
 sts2 = 0;
 kedip1 = 250;
 kedip2 = 1000;

}

void loop() {
  //Ardian Maulana Putra Raharjo
  // put your main code here, to run repeatedly:
  digitalWrite(LED1,sts1);
  digitalWrite(LED2,sts2);
  now1 = millis();
  if ((now1 - prev1) >= kedip1){
    sts1 =! sts1;
    prev1 = now1;
  }

  now2 = millis();
  if ((now2 - prev2) >= kedip2){
    sts2 =! sts2;
    prev2 = now2;
  }

  if(digitalRead(Tombol1)==0){
    kedip1 = kedip1 + 250;
    if (kedip1 >= 1250){
      kedip1 = 250;
   }

  }
  if(digitalRead(Tombol2)==0){
    kedip2 = kedip2 + 1000;
    if (kedip2 >= 5000){
      kedip2 = 1000;                                           
     }
  }

    delay(100);
}