int isPressed = 0;
int count = 0;
void setup() {
  // put your setup code here, to run once:
pinMode(2, INPUT);
pinMode(8, OUTPUT);
pinMode(9, OUTPUT);
pinMode(10, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
isPressed = digitalRead(2);
if (isPressed == HIGH) {
   count = count + 1;
}

if(count== 1) {
digitalWrite(8,HIGH);
digitalWrite(9,LOW);
digitalWrite(10,LOW);
}
else if(count== 2) {
digitalWrite(8,LOW);
digitalWrite(9,HIGH);
digitalWrite(10,LOW);
}
else if(count== 3) {
digitalWrite(8,LOW);
digitalWrite(9,LOW);
digitalWrite(10,HIGH);
count = 0;
}

delay(100);

}