Arduino_Pulse sensor

#define USE_ARDUINO_INTERRUPTS true    
#include <PulseSensorPlayground.h> 

const int OUTPUT_TYPE = SERIAL_PLOTTER;
const int PULSE_SENSOR_COUNT = 3;

const int PIN_INPUT0 = A0;              
const int PIN_INPUT1 = A1; 
const int PIN_INPUT2 = A2; 

int Photoresistor0 = 0; 
int Photoresistor1 = 0; 
//const int Photoresistor2 = A5; 

PulseSensorPlayground pulseSensor(PULSE_SENSOR_COUNT);


void setup() {   
  Serial.begin(9600);  
  pulseSensor.analogInput(PIN_INPUT0,0);
  pulseSensor.analogInput(PIN_INPUT1,1); 
  pulseSensor.analogInput(PIN_INPUT2,2); 
  
   if (pulseSensor.begin()) {
    Serial.println("pulseSensorOn");  
  }

}

void loop() {

//sensor1

     int Photoresistor0 = analogRead(A3);
//     Serial.print("L0,");
//     Serial.println(Photoresistor0);
     
     if (Photoresistor0<30){
          pulseSensor.outputBeat(0);
          int BPM0 = pulseSensor.getBeatsPerMinute(0); 
          
//          if (40<BPM0 && BPM0<150){
            
          Serial.print("p0,");
          Serial.println(BPM0); 

//          }else{
//          Serial.print("p0,");
//          Serial.println("0"); 
//          }

          
    }
    else{Serial.print("p0,");
          Serial.println("0"); 
          }

//sensor2

    int Photoresistor1 = analogRead(A4);
//     Serial.print("L1,");
//     Serial.println(Photoresistor1);
     
     if (Photoresistor1<30){

          pulseSensor.outputBeat(1);
          int BPM1 = pulseSensor.getBeatsPerMinute(1); 
          
//          if (40<BPM1&&BPM1<150){
//            
          Serial.print("p1,");
          Serial.println(BPM1); 

//          }else{
//          Serial.print("p1,");
//          Serial.println("0"); 
//          }
          
    } 
else{Serial.print("p1,");
          Serial.println("0"); 
          }


//sensor3

    int Photoresistor2 = analogRead(A5);
//     Serial.print("L2,");
//     Serial.println(Photoresistor2);
     
     if (Photoresistor2<30){

          pulseSensor.outputBeat(2);
          int BPM2 = pulseSensor.getBeatsPerMinute(2); 
          
//          if (40<BPM2 && BPM2<150){
            
          Serial.print("p2,");
          Serial.println(BPM2); 

//          }else{
//          Serial.print("p2,");
//          Serial.println("0"); ;
//          }
    } 
    else{Serial.print("p2,");
          Serial.println("0"); 
          }
    

           
 delay(700);                   
}