int led1 = 3;
int led2 = 4;
int led3 = 5;
int led4 = 6;
int led5 = 7;
int led6 = 8;
int led7 = 9;
int led8 = 10;
int led9 = 11;
int led10 = 12;
int spir = 2;
int pir;
int jumlahorang;
void setup() {
 pinMode(2, INPUT);
 pinMode(led1, OUTPUT);
 pinMode(led2, OUTPUT);
 pinMode(led3, OUTPUT);
 pinMode(led4, OUTPUT);
 pinMode(led5, OUTPUT);
 pinMode(led6, OUTPUT);
 pinMode(led7, OUTPUT);
 pinMode(led8, OUTPUT);
 pinMode(led9, OUTPUT);
 pinMode(led10, OUTPUT);
 Serial.begin(9600);
 jumlahorang = 0;
}

void loop() {
pir = digitalRead(spir);
Serial.print("pir =");
Serial.println(pir);
if(pir ==1){
jumlahorang ++;
while(1){
  pir = digitalRead(2);
  Serial.print("LOOP MENUGGU KONDISI 0 ");
  Serial.println(pir);
  if(pir ==0)break;
  delay(1000);
}
}
Serial.print("jumlah orang adalah");
Serial.println(jumlahorang);
delay(1000);
if(jumlahorang == 1){
  LED(1,0,0,0,0,0,0,0,0,0);
}
else if (jumlahorang == 2){
  LED(1,1,0,0,0,0,0,0,0,0);
}
else if (jumlahorang == 3){
  LED(1,1,1,0,0,0,0,0,0,0);
}
else if (jumlahorang == 4){
  LED(1,1,1,1,0,0,0,0,0,0);
}
else if (jumlahorang == 5){
  LED(1,1,1,1,1,0,0,0,0,0);
}
else if (jumlahorang == 6){
  LED(1,1,1,1,1,1,0,0,0,0);
}
else if (jumlahorang == 7){
  LED(1,1,1,1,1,1,1,0,0,0);
}
else if (jumlahorang == 8){
  LED(1,1,1,1,1,1,1,1,0,0);
}
else if (jumlahorang == 9){
  LED(1,1,1,1,1,1,1,1,1,0);
}
else if (jumlahorang == 10){
  LED(1,1,1,1,1,1,1,1,1,1);
}
else{
  LED(0,0,0,0,0,0,0,0,0,0);
}
}

void LED(bool a,bool b,bool c,bool d,bool e,bool f,bool g,bool h,bool i,bool j){
  if(a== 1){
    digitalWrite(led1, HIGH);
  }
  else{
    digitalWrite(led1, LOW);
  }

  if(b== 1){
    digitalWrite(led2, HIGH);
  }
  else{
    digitalWrite(led2, LOW);
    }

  if(c== 1){
    digitalWrite(led3, HIGH);
  }
  else{
    digitalWrite(led3, LOW);
    }

  if(d== 1){
    digitalWrite(led4, HIGH);
  }
  else{
    digitalWrite(led4, LOW);
    }

  if(e== 1){
    digitalWrite(led5, HIGH);
  }
  else{
    digitalWrite(led5, LOW);
    }

  if(f== 1){
    digitalWrite(led6, HIGH);
  }
  else{
    digitalWrite(led6, LOW);
    }

  if(g== 1){
    digitalWrite(led7, HIGH);
  }
  else{
    digitalWrite(led7, LOW);
    }

  if(h== 1){
    digitalWrite(led8, HIGH);
  }
  else{
    digitalWrite(led8, LOW);
    }

  if(i== 1){
    digitalWrite(led9, HIGH);
  }
  else{
    digitalWrite(led9, LOW);
    }

  if(j== 1){
    digitalWrite(led10, HIGH);
  }
  else{
    digitalWrite(led10, LOW);
    }
}