#define led_A 2
#define led_B 4
#define led_C 21
#define led_D 5
#define led_E 18
#define led_F 19
#define led_G 22
#define led_dot 15


void setup() {
pinMode(led_A, OUTPUT);
pinMode(led_B, OUTPUT);
pinMode(led_C, OUTPUT);
pinMode(led_D, OUTPUT);
pinMode(led_E, OUTPUT);
pinMode(led_F, OUTPUT);
pinMode(led_G, OUTPUT);
pinMode(led_dot, OUTPUT);


}

void loop() {
digitalWrite(led_A,HIGH);
digitalWrite(led_B,LOW);
digitalWrite(led_C,LOW);
digitalWrite(led_D,HIGH);
digitalWrite(led_E,HIGH);
digitalWrite(led_F,HIGH);
digitalWrite(led_G,HIGH);
digitalWrite(led_dot,LOW);
delay(1000);

digitalWrite(led_A,LOW);
digitalWrite(led_B,LOW);
digitalWrite(led_C,HIGH);
digitalWrite(led_D,LOW);
digitalWrite(led_E,LOW);
digitalWrite(led_F,HIGH);
digitalWrite(led_G,LOW);
digitalWrite(led_dot,LOW);
delay(1000);

digitalWrite(led_A,LOW);
digitalWrite(led_B,LOW);
digitalWrite(led_C,LOW);
digitalWrite(led_D,LOW);
digitalWrite(led_E,HIGH);
digitalWrite(led_F,HIGH);
digitalWrite(led_G,LOW);
digitalWrite(led_dot,LOW);
delay(1000);

digitalWrite(led_A,HIGH);
digitalWrite(led_B,LOW);
digitalWrite(led_C,LOW);
digitalWrite(led_D,HIGH);
digitalWrite(led_E,HIGH);
digitalWrite(led_F,LOW);
digitalWrite(led_G,LOW);
digitalWrite(led_dot,LOW);
delay(1000);

digitalWrite(led_A,LOW);
digitalWrite(led_B,HIGH);
digitalWrite(led_C,LOW);
digitalWrite(led_D,LOW);
digitalWrite(led_E,HIGH);
digitalWrite(led_F,LOW);
digitalWrite(led_G,LOW);
digitalWrite(led_dot,LOW);
delay(1000);

digitalWrite(led_A,LOW);
digitalWrite(led_B,HIGH);
digitalWrite(led_C,LOW);
digitalWrite(led_D,LOW);
digitalWrite(led_E,LOW);
digitalWrite(led_F,LOW);
digitalWrite(led_G,LOW);
digitalWrite(led_dot,LOW);
delay(1000);

digitalWrite(led_A,LOW);
digitalWrite(led_B,LOW);
digitalWrite(led_C,LOW);
digitalWrite(led_D,HIGH);
digitalWrite(led_E,HIGH);
digitalWrite(led_F,HIGH);
digitalWrite(led_G,HIGH);
digitalWrite(led_dot,LOW);
delay(1000);

digitalWrite(led_A,LOW);
digitalWrite(led_B,LOW);
digitalWrite(led_C,LOW);
digitalWrite(led_D,LOW);
digitalWrite(led_E,LOW);
digitalWrite(led_F,LOW);
digitalWrite(led_G,LOW);
digitalWrite(led_dot,LOW);
delay(1000);

digitalWrite(led_A,LOW);
digitalWrite(led_B,LOW);
digitalWrite(led_C,LOW);
digitalWrite(led_D,LOW);
digitalWrite(led_E,HIGH);
digitalWrite(led_F,LOW);
digitalWrite(led_G,LOW);
digitalWrite(led_dot,LOW);
delay(1000);
digitalWrite(led_A,LOW);
digitalWrite(led_B,LOW);
digitalWrite(led_C,LOW);
digitalWrite(led_D,LOW);
digitalWrite(led_E,LOW);
digitalWrite(led_F,LOW);
digitalWrite(led_G,HIGH);
digitalWrite(led_dot,LOW);
delay(1000);
}