const int buttonPin = 10;//the number of the pushbutton pin
const int ledPinred = 6;// the number of the redLED pin
                       
int ledState = LOW; 
int buttonState = 0;
                       
void setup()
{
 pinMode(ledPinred, OUTPUT);
 pinMode(buttonPin, INPUT);                
}

void loop()
{
buttonState = digitalRead(buttonPin);
if (buttonState == HIGH)
{
digitalWrite(ledPinred, HIGH); // turn the LED on (HIGH is the voltage level)
delay(2000);
}
else
{
digitalWrite(ledPinred, LOW); // turn the LED off by making the voltage LOW
}
}