#include <LiquidCrystal.h>
LiquidCrystal lcd(8,9,4,5,6,7);
 
#define LED_G 22
#define LED_Y 24
#define LED_R 26
 
char buf[20];
 
void setup(){
  pinMode(LED_G,OUTPUT); 
  pinMode(LED_Y,OUTPUT); 
  pinMode(LED_R,OUTPUT);
  lcd.begin(16,2);
}
void loop(){
  digitalWrite(LED_G,HIGH); 
  delay(1500); 
  digitalWrite(LED_G,LOW); 
  digitalWrite(LED_Y,HIGH); 
  delay( 200); 
  digitalWrite(LED_Y,LOW);
  digitalWrite(LED_R,HIGH);
  delay(1500); 
  digitalWrite(LED_R,LOW); 
  
  lcd.setCursor(1,0); 
  lcd.print(millis()/1000); 
}
신호등을 표현한 건데
lcd에 진행시간의 합 말고
각 led의 남은 진행시간을 표시하고 싶어요