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  1. Practice
  2. Data Structures
  3. Arrays
  4. Sparse Arrays
  5. Discussions

Sparse Arrays

  • porglezomp + 0 comments

    Here's mine in Python.

    import collections

values = collections.defaultdict(int)
for _ in range(int(input())):
    values[input()] += 1
for _ in range(int(input())):
    print(values[input()])