const int redLED = 9;   
const int greenLED = 10;

unsigned long previousMillisRed = 0;   
unsigned long previousMillisGreen = 0; 
const long intervalRed = 1000;   
const long intervalGreen = 200;  

bool redState = LOW;   
bool greenState = LOW; 

void setup() {
    pinMode(redLED, OUTPUT);
  pinMode(greenLED, OUTPUT);

}

void loop() {
    unsigned long currentMillis = millis();

  
  if (currentMillis - previousMillisRed >= intervalRed) {
    previousMillisRed = currentMillis;    
    redState = !redState;                 
    digitalWrite(redLED, redState);       
  }

  
  if (currentMillis - previousMillisGreen >= intervalGreen) {
    previousMillisGreen = currentMillis;  
    greenState = !greenState;             
    digitalWrite(greenLED, greenState);  
  }

}