int redled=2;
int greenled=3;
int but=4;
int butdeger;
void setup() {
  pinMode(redled, OUTPUT);
  pinMode(greenled, OUTPUT);
  pinMode(but, INPUT);
  Serial.begin(9600);
  // put your setup code here, to run once:

}

void loop() {
  butdeger=digitalRead(but);
  Serial.println(butdeger);
  if (butdeger==1){
    digitalWrite(redled, HIGH);
    digitalWrite(greenled, LOW);
 }
 if (butdeger==0) {
  digitalWrite(redled, LOW);
  digitalWrite(greenled, HIGH);
 }
}



  // put your main code here, to run repeatedly:


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