int r = 12;
int g = 11;
int b = 10;


void setup() {
  // put your setup code here, to run once:
pinMode(r, OUTPUT);
pinMode(g, OUTPUT);
pinMode(b, OUTPUT);
pinMode(A0, INPUT);
pinMode(A1, INPUT);
pinMode(A2, INPUT);
}


void loop() {
  // put your main code here, to run repeatedly:
analogWrite(r, map(analogRead(A0),1023,0,255,0));
analogWrite(g, map(analogRead(A1),1023,0,255,0));
analogWrite(b, map(analogRead(A2),1023,0,255,0));
}