Watch Full Detailed Video //Arduino Code int IR1 = 8; int IR2 = 12; int IR3 = 13; int LDR = 7; int led1 = 3; int led2 = 5; int led3 = 6; int val1; int val2; int val3; int val4; void setup() { pinMode(IR1,INPUT); pinMode(IR2,INPUT); pinMode(IR3,INPUT); pinMode(LDR,INPUT); pinMode(led1,OUTPUT); pinMode(led2,OUTPUT); pinMode(led3,OUTPUT); } void loop() { val1 = digitalRead(IR1); val2 = digitalRead(IR2); val3 = digitalRead(IR3); val4 = digitalRead(LDR); if(val1==1&&val4==0&&val2==1&&val3==1) { digitalWrite(3,LOW); digitalWrite(5,LOW); digitalWrite(6,LOW); } else if(val1==1&&val4==1&&val2==1&&val3==1) { analogWrite(3,20); analogWrite(5,20); analogWrite(6,20); } else if(val1==0&&val4==1&&val2==1&&val3==1) { analogWrite(3,500); analogWrite(5,20); analogWrite(6,20); } else if(val1==1&&val4==1&&val2==0&&val3==1) { analogWrite(3,20); analogWrite(5,500); analogWrite(6,20); } else if(val1==1&&v
