int led =  5 ;// sohel is the name for my first led 
int button =  14 ; // button is name for my push button
int buttonState = 0; //   it declares the initial state of push button

void setup() 
{
  pinMode (led, OUTPUT);
  pinMode (button, INPUT);


}
void loop() 
{
 buttonState = digitalRead(14);

if(buttonState == HIGH)
 {
  digitalWrite(led, HIGH);
  delay(1000);
 }
 else{
  digitalWrite(led, LOW);
 }

}