#define A 17
#define B 5
#define C 18
#define D 19
#define E 21
#define F 23
#define G 22
#define SW1 4
#define SW2 16
unsigned long last_time = 0; 
void setup() 
{
  pinMode(16, INPUT_PULLUP);
  pinMode(4,INPUT_PULLUP);
  pinMode(A, OUTPUT);  //A
  pinMode(B, OUTPUT);  //B
  pinMode(C, OUTPUT);  //C
  pinMode(D, OUTPUT);  //D
  pinMode(E, OUTPUT);  //E
  pinMode(G, OUTPUT);  //G
  pinMode(F, OUTPUT);  //F

}
void loop() {
 if ( millis() - last_time > 1000) 
 {
 digitalWrite(2, !digitalRead(2));
 last_time = millis(); 
 }

  if(digitalRead(SW1) == LOW){
    digitalWrite(A, HIGH);
    delay(500);
    digitalWrite(A, LOW);
    delay(500);
    digitalWrite(B, HIGH);
    delay(500);
    digitalWrite(B, LOW);
    delay(500);
    digitalWrite(C, HIGH);
    delay(500);
    digitalWrite(C, LOW);
    delay(500);
    digitalWrite(D, HIGH);
    delay(500);
    digitalWrite(D, LOW);
    delay(500);
    digitalWrite(E, HIGH);
    delay(500);
    digitalWrite(E, LOW);
    delay(500);
    digitalWrite(F, HIGH);
    delay(500);
    digitalWrite(F, LOW);
    delay(500);
  }
  if(digitalRead(SW1)==HIGH)
  {
    digitalWrite(A, LOW);  
    digitalWrite(B, LOW);
    digitalWrite(C, LOW);
    digitalWrite(D, LOW);
    digitalWrite(E, LOW);  
    digitalWrite(F, LOW);
    digitalWrite(G, LOW);
  }
  if(digitalRead(SW2) == LOW)
  {
    digitalWrite(A, HIGH);
    delay(1000);
    digitalWrite(A, LOW);
    delay(1000);
    digitalWrite(B, HIGH);
    delay(1000);
    digitalWrite(B, LOW);
    delay(1000);
    digitalWrite(C, HIGH);
    delay(1000);
    digitalWrite(C, LOW);
    delay(1000);
    digitalWrite(D, HIGH);
    delay(1000);
    digitalWrite(D, LOW);
    delay(1000);
    digitalWrite(E, HIGH);
    delay(1000);
    digitalWrite(E, LOW);
    delay(1000);
    digitalWrite(F, HIGH);
    delay(1000);
    digitalWrite(F, LOW);
    delay(1000);
  }
  if(digitalRead(SW2)==HIGH)
  {
    digitalWrite(A, LOW);  
    digitalWrite(B, LOW);
    digitalWrite(C, LOW);
    digitalWrite(D, LOW);
    digitalWrite(E, LOW);  
    digitalWrite(F, LOW);
    digitalWrite(G, LOW);
  }
}