import time

devices_collection = {"iphone", "android", "radio", "tv", "tablet", "pc", "laptop"}

device_name = input("Enter the device name: ")

start_time = time.perf_counter()

result = f"{device_name} is in the list." if device_name in devices_collection else f"{device_name} is not in the list."

end_time = time.perf_counter()

time_taken = end_time - start_time

print(result)
print(f"Time taken: {time_taken:.6f} seconds")