added script

Author: Mannuel25

Countdown Timer/timer.py

@@ -1 +1,48 @@
-# Hello!
+import time
+
+def countdownTimer():
+	# get the number of seconds 
+	no_of_secs = int(input('How many seconds?: '))
+	while no_of_secs:
+		if no_of_secs < 60:
+			# calculate the number of hours, minutes and seconds
+			hrs = no_of_secs // 3600
+			mins = no_of_secs // 60
+			secs = no_of_secs % 60
+			# format the hours, minutes
+			# and seconds to be displayed
+			timer = '%02d:%02d:%02d' %(hrs, mins, secs)
+			print(timer, end='\r')
+			# delay execution of code by one second
+			time.sleep(1)
+			# countdown the number of seconds
+			no_of_secs -= 1
+		elif 60 <= no_of_secs < 3600:
+			# calculate the number of hours, minutes and seconds
+			hrs = no_of_secs // 3600
+			mins = no_of_secs // 60
+			secs = no_of_secs % 60
+			# format the hours, minutes
+			# and seconds to be displayed
+			timer = '%02d:%02d:%02d' %(hrs, mins, secs)
+			print(timer, end='\r')
+			# delay execution of code by one second
+			time.sleep(1)
+			# countdown the number of seconds
+			no_of_secs -= 1
+		elif 3600 <= no_of_secs <= 86400:
+			# calculate the number of hours, minutes and seconds
+			hrs = no_of_secs // 3600
+			mins = (no_of_secs % 3600) // 60
+			secs = (no_of_secs % 3600) % 60
+			# format the hours, minutes
+			# and seconds to be displayed
+			timer = '%02d:%02d:%02d' %(hrs, mins, secs)
+			print(timer, end='\r')
+			# delay execution of code by one second
+			time.sleep(1)
+			# countdown the number of seconds
+			no_of_secs -= 1
+	print('Time Up!')
+
+countdownTimer()