#include<Servo.h>
int ldr1=A0;
int ldr2=A1;
int servo_motor=3;
Servo servo;
void setup() {
  // put your setup code here, to run once:
Serial.begin(9600);
pinMode(ldr1,INPUT);
pinMode(ldr2,INPUT);
servo.attach(servo_motor);
Serial.println("solar tracking system");
}

void loop() {
  // put your main code here, to run repeatedly:
int ldr1_value=analogRead(ldr1);
Serial.println("ldr1_value:",ldr1_value);
delay(2000);
int ldr2_value=analogRead(ldr2);
Serial.println("ldr2_value:",ldr2_value);
delay(2000);
}