{}
# ⭐ Mini Project 6 — Countdown Timer ⏱️
import time
seconds = int(input("Enter countdown seconds: "))
for x in range(seconds, 0, -1):
hh = x // 3600
mm = (x % 3600) // 60
ss = x % 60
print(f"\r⏳ {hh:02}:{mm:02}:{ss:02}", end="", flush=True)
time.sleep(1)
print("\n🔔 Time's up!")