from machine import Pin
from time import sleep

# Assuming d2 corresponds to pin 15
led3 = Pin(15, Pin.OUT)

# Get the number of times to blink from the user
blink_count = int(input("Enter the number of times to blink: "))

for i in range(blink_count):
    led3.value(1)
    sleep(3)
    led3.value(0)
    sleep(2)

print('Blinking complete.')