int pinled =12;
int inputA =34;
int inputB =22;
int A = 0;
int B = 0;
int hitung = 0;
void setup() {
  pinMode(pinled, OUTPUT);
  pinMode(inputA, INPUT);
  pinMode(inputB, INPUT);
  Serial.begin(115200);
  delay(1000);
}

void loop() {
  A = digitalRead(inputA);
  B = digitalRead(inputB);
  hitung = A && B;
  digitalWrite(pinled,hitung);
  Serial.print("(A=");
  Serial.print(A);
  Serial.print(" B=");
  Serial.print(B);
  Serial.print(") hasil=(");
  Serial.print(A);
  Serial.print(" and ");
  Serial.print(B);
  Serial.print(")=");
  Serial.print(hitung);
  delay(500);
}