void setup() {
for (int i=2; i<=9; i+=1)pinMode(i, INPUT_PULLUP);
Serial.begin(9600);
Serial.println("Program started");
}

void loop() {
int x = !digitalRead(9)+!digitalRead(8)*10+!digitalRead(7)*100+!digitalRead(6)*1000+!digitalRead(5)*10000+!digitalRead(4)*100000+!digitalRead(3)*1000000+!digitalRead(2)*10000000;
Serial.println(x);
delay(1000);


}