Chore: checkpoint

solve.py

@@ -0,0 +1,16 @@
+import utils
+
+def run(ops, delay=0):
+	def ret():
+		for init, run in ops:
+			init()
+
+		begin = get_tick_count()
+		while get_tick_count()-begin < delay:
+			do_a_flip()
+			
+		while True:
+			for init, run in ops:
+				if run():
+					return
+	return ret