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

}
if (butdeger==0){
  digitalWrite(redled, LOW);
  digitalWrite(greenled, HIGH);
}
}
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