void setup() {
  // put your setup code here, to run once:
pinMode(2, OUTPUT);
pinMode(3, OUTPUT);
pinMode(4, OUTPUT);
pinMode(5, OUTPUT);
pinMode(6, OUTPUT);
pinMode(7, OUTPUT);
pinMode(8, OUTPUT);
pinMode(9, INPUT);


}


void loop() {
  // put your main code here, to run repeatedly:
if (9==HIGH);
random(9);
if (1);
digitalWrite one();
if (2);
digitalWrite two();
if (3);
digitalWrite three();

}
void zero(){
digitalWrite (2, HIGH);
digitalWrite (3, HIGH);
digitalWrite (4, HIGH);
digitalWrite (5, HIGH);
digitalWrite (6, HIGH);
digitalWrite (7, HIGH);
digitalWrite (8, LOW);
delay (1000);
}
void one(){
digitalWrite (2, LOW);
digitalWrite (3, HIGH);
digitalWrite (4, HIGH);
digitalWrite (5, LOW);
digitalWrite (6, LOW);
digitalWrite (7, LOW);
digitalWrite (8, LOW);
delay (1000);
}
void two(){
digitalWrite (2, HIGH);
digitalWrite (3, HIGH);
digitalWrite (4, LOW);
digitalWrite (5, HIGH);
digitalWrite (6, HIGH);
digitalWrite (7, LOW);
digitalWrite (8, HIGH);
delay (1000);
}
void three(){
digitalWrite (2, HIGH);
digitalWrite (3, HIGH);
digitalWrite (4, HIGH);
digitalWrite (5, HIGH);
digitalWrite (6, LOW);
digitalWrite (7, LOW);
digitalWrite (8, HIGH);
delay (1000);
}
void four(){
digitalWrite (2, LOW);
digitalWrite (3, HIGH);
digitalWrite (4, HIGH);
digitalWrite (5, LOW);
digitalWrite (6, LOW);
digitalWrite (7, HIGH);
digitalWrite (8, HIGH);
delay (1000);
}
void five(){
digitalWrite (2, HIGH);
digitalWrite (3, LOW);
digitalWrite (4, HIGH);
digitalWrite (5, HIGH);
digitalWrite (6, LOW);
digitalWrite (7,HIGH);
digitalWrite (8, HIGH);
delay (1000);
}
void six(){
digitalWrite (2, HIGH);
digitalWrite (3, LOW);
digitalWrite (4, HIGH);
digitalWrite (5, HIGH);
digitalWrite (6, HIGH);
digitalWrite (7, HIGH);
digitalWrite (8, HIGH);
delay (1000);
}
void seven(){
digitalWrite (2, HIGH);
digitalWrite (3, HIGH);
digitalWrite (4, HIGH);
digitalWrite (5, LOW);
digitalWrite (6, LOW);
digitalWrite (7, LOW);
digitalWrite (8, LOW);
delay (1000);
}
void eight(){
digitalWrite (2, HIGH);
digitalWrite (3, HIGH);
digitalWrite (4, HIGH);
digitalWrite (5, HIGH);
digitalWrite (6, HIGH);
digitalWrite (7, HIGH);
digitalWrite (8, HIGH);
delay (1000);
}
void nine(){
digitalWrite (2, HIGH);
digitalWrite (3, HIGH);
digitalWrite (4, HIGH);
digitalWrite (5, HIGH);
digitalWrite (6, LOW);
digitalWrite (7, HIGH);
digitalWrite (8, HIGH);
delay (1000);
}