diff --git a/poc/main.py b/poc/main.py
new file mode 100644
index 0000000..0b8bfdc
--- /dev/null
+++ b/poc/main.py
@@ -0,0 +1,48 @@
+from sys import stdin, stdout
+import time
+
+class Bucket:
+   def __init__(self, N, R):
+      self.q = 0.0
+      self.N = N
+      self.R = R
+      self.__last = 0
+
+   def push(self):
+      return self.__push_c(1)
+
+   def __push_c(self, c):
+      self.__pop()
+      if self.q+c > self.N:
+         return False
+      self.q += c
+      return True
+
+   def __pop(self):
+      now = self.__now()
+      remove_up_to = (now - self.__last) / self.R
+      if remove_up_to > self.q:
+         remove_up_to = self.q
+      self.q -= remove_up_to
+      self.__last = now
+
+   def __now(self):
+      return time.time()
+
+def main(stream):
+   bucket = Bucket(3, 1) 
+
+   while readline():
+      print(bucket.push(), file=stdout)
+      print(f'q={bucket.q}, N={bucket.N}, R={bucket.R}', file=stdout)
+      stdout.flush()
+
+def readline():
+   try:
+      line = input()
+      return True
+   except EOFError:
+      return False
+
+if __name__ == "__main__":
+   main(stdin)