last and final code

int audioIn = 0;int val = 0;int ledPin1 = 0; // green int ledPin2 = 2;// blue int ledPin3 = 4; // yellowint ledPin4 = 6; // triangle a redint ledPin5 = 8; // triangle blue int ledPin6 = 10; // border aint ledPin7 = 12; //border z
void setup() {pinMode(ledPin1, OUTPUT);pinMode(ledPin2, OUTPUT);pinMode(ledPin3, OUTPUT);pinMode(ledPin4, OUTPUT);pinMode(ledPin5, OUTPUT);pinMode(ledPin6, OUTPUT);pinMode(ledPin7, OUTPUT);Serial.begin(9600);}
void loop() {val = analogRead(audioIn);Serial.println(val);

//border aif (val <=400){digitalWrite(ledPin6, LOW);
}else{digitalWrite(ledPin6, HIGH);
}//border zif (val <=400){digitalWrite(ledPin7, LOW);
}else{digitalWrite(ledPin7, HIGH);
}//yellowif (val >400 && val <=450){digitalWrite(ledPin3, LOW);
}else{digitalWrite(ledPin3, HIGH);
}//blue if (val >450 && val <=500){digitalWrite(ledPin2, LOW);
}else{digitalWrite(ledPin2, HIGH);
}//greenif (val < 300){digitalWrite(ledPin1, LOW);
}else{digitalWrite(ledPin1, HIGH);
}// 5 red triangle ,blu triif (val >440 && val <=470){digitalWrite(ledPin4, LOW);digitalWrite(ledPin5, LOW);
}else{digitalWrite(ledPin4, HIGH);digitalWrite(ledPin5, HIGH);}
}