#include "mbed.h"
using namespace mbed; 
using namespace rtos;
using namespace std::chrono;

DigitalOut led(p0);
DigitalIn Button(p1);

int x = 1000;


int main (){

  while (true) {
  led = !led;
  ThisThread::sleep_for(x);

  if (Button == 1){
  x = x-50;
    }
    if(x==1){
      x=1000;
    }

    
    
    }
  }