int ir=13;
int led1=10;
int led2=8;
int x;

void setup() {
  // put your setup code here, to run once:
Serial.begin(9600);
pinMode(ir, INPUT);
pinMode(led1, OUTPUT);
pinMode(led2, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
x=digitalRead(ir);
if(x==0)
{
  digitalWrite(led1, HIGH);
  digitalWrite(led2, LOW);
  Serial.println("Object detected");
}
else
{
  digitalWrite(led2, HIGH);
  digitalWrite(led1, LOW);
Serial.println("No object found");
}
}