Number of Recent Calls — Easy DSA Problem

Problems/280. Number of Recent Calls

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1class RecentCounter:

2 def __init__(self):

3 self.q = []

4 def ping(self, t):

5 self.q.append(t)

6 while self.q[0] < t - 3000:

7 self.q.pop(0)

8 return len(self.q)

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