#define Push 1
#define Rele 0
#define Led 0

void setup() {
pinMode(Rele, OUTPUT);
pinMode(Push, INPUT);
}
void loop(){

   if(digitalRead(Push)==0){
    digitalWrite(Rele, HIGH);
    delay(50);
    
   }
   else{
   digitalWrite(Rele, LOW);
   delay(50);
   }
  delay(1); // this speeds up the simulation
  }