Notice Period

Spot the Repeat

easy

A ticketing system logs the seat numbers it has issued. A bug may have issued the same seat twice.

Given the list seats, return True if any seat number appears more than once, otherwise False.

Example 1
in seats = [1, 2, 3, 1]
out True
Seat 1 was issued twice.
Example 2
in seats = [1, 2, 3, 4]
out False
Constraints
  • · 1 <= len(seats) <= 10^5
  • · -10^9 <= seats[i] <= 10^9
similar problem on LeetCode ↗
solution.pyloading python…
test results
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