int x=1; 
void setup(){ 
  Serial.begin(9600); 
} 
void loop(){ 
while (x < 50){ 
Serial.print(x); 
Serial.println(" Es menor de 50"); 
 x=x+1; 
  delay(500);   
  } 
  if (x == 50) {
    Serial.print(x);
    Serial.println( " es igual a 50 ");
    x=x+1;
    delay(500);
  }
  
Serial.print(x); 
 Serial.println(" Es mayor que 50");
  x=x+1;
 delay(500);
  }