int Led1 = 1 ;
int Led2 = 2 ;
int Led3 = 3 ;
int Led4 = 4 ;
int Led5 = 5 ;
void setup() 
{
pinMode(Led1, OUTPUT);
pinMode(Led2, OUTPUT);
pinMode(Led3, OUTPUT);
pinMode(Led4, OUTPUT);
pinMode(Led5, OUTPUT);
}
void loop(){
digitalWrite(Led1, HIGH);
digitalWrite(Led2, HIGH);
digitalWrite(Led3, HIGH);
digitalWrite(Led4, HIGH);
digitalWrite(Led5, HIGH);
delay(500);
digitalWrite(Led1, LOW);
digitalWrite(Led2, LOW);
digitalWrite(Led3, LOW);
digitalWrite(Led4, LOW);
digitalWrite(Led5, LOW);
delay(500);
digitalWrite(Led1, HIGH);
delay(500);
digitalWrite(Led1, LOW);
delay(500);
digitalWrite(Led2, HIGH);
delay(500);
digitalWrite(Led2, LOW);
delay(500);
digitalWrite(Led3, HIGH);
delay(500);
digitalWrite(Led3, LOW);
delay(500);
digitalWrite(Led4, HIGH);
delay(500);
digitalWrite(Led4, LOW);
delay(500);
digitalWrite(Led5, HIGH);
delay(500);
digitalWrite(Led5, LOW);
delay(500);
digitalWrite(Led5, HIGH);
delay(1500);
digitalWrite(Led3, HIGH);
delay(200);
digitalWrite(Led3, LOW);
delay(200);
digitalWrite(Led1, HIGH);
delay(300);
digitalWrite(Led1, LOW);
delay(300);
digitalWrite(Led2, HIGH);
delay(200);
digitalWrite(Led2, LOW);
delay(200);
digitalWrite(Led5, HIGH);
delay(300);
digitalWrite(Led5, LOW);
delay(300);
digitalWrite(Led1, HIGH);
delay(250);
digitalWrite(Led1, LOW);
delay(250);
digitalWrite(Led4, HIGH);
delay(100);
digitalWrite(Led4, LOW);
delay(100);
}