void setup() {
Serial.begin(9600);
}

void loop() {
 
Serial.print(" 3 & 1 equals");
Serial.print(3 &1 );
Serial.print(" decimel , or in binary :");
Serial.println(3& 1 ,BIN);

Serial.print(" 3 | 1 equals");
Serial.print(3 |1 );
Serial.print(" decimel , or in binary :");
Serial.println(3|1 ,BIN);

Serial.print(" 3 ^ 1 equals");
Serial.print(3^1 );
Serial.print(" decimel , or in binary :");
Serial.println(3^1 ,BIN);

 byte byteval=1;
  int intval=1;

  byteval=~byteval;
  intval= ~intval;

Serial.print("~byteval(1) equals");
 Serial.println(byteval,BIN);
 Serial.print("~intval(1) equals");
 Serial.println(intval,BIN);

delay(10000);
}