Arduino "Bagiety jusz jado"

unsigned int cntr = 0;              //moevement detected count
bool bBuzzer = false;                   //state of buzzer
bool bStanDiodyNieb = false;    //state of blue LED
bool bStanDiodyCzer = false;    //state of red LED (NOT THE TEST ONE!)
void setup()
{
    Serial.begin(9600);         //messages over Serial
    pinMode(8, OUTPUT);         //blue LED
    pinMode(9, OUTPUT);         //red LED
    pinMode(10, INPUT);         //PIR HC-SR501 OUT pin as an input for Arduino
    pinMode(11, OUTPUT);        //TEST LED
    bStanDiodyNieb = true;      //at the beginning blue LED will be ON
    bStanDiodyCzer = false;     //at the beginning red LED will be OFF
    bBuzzer = true;             //buzzer will buzz if blue light is turned on
}

void loop()
{
    if (digitalRead(10) == HIGH)    //if HC-SR501 detected a movement
    {
        Serial.print("Wykryto ruch po raz ");   //send message on Serial port, it will show how many times a movement has been detected
        Serial.print(++cntr);
        Serial.println("!");
        digitalWrite(11, HIGH);                 //turn on TEST LED (it won't blink!)
        while(digitalRead(10) == HIGH)          //until there's a signal from HC-SR501
        {
            //toggle state of blue LED, red LED and buzzer
            bStanDiodyNieb = !bStanDiodyNieb;
            bStanDiodyCzer = !bStanDiodyCzer;
            bBuzzer = !bBuzzer;
            delay(80);                                      //wait 80ms
            digitalWrite(8, bStanDiodyNieb ? HIGH : LOW);   //either turn on or off blue LED and Buzzer (as they're connected on a breadboard)
            digitalWrite(9, bStanDiodyCzer ? HIGH : LOW);   //either turn on or off red LED (note that while blue LED is on, red is OFF, and while red is ON, blue is OFF)
        }
    }
    else //or turn off blue LED, buzzer, red LED and TEST LED
    {
        digitalWrite(8,LOW);
        digitalWrite(9,LOW);
        digitalWrite(11, LOW);
    }
}