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

Sparse Arrays

  • Ghostxzxz + 0 comments

    Here's mine in Python 3.6

    def matchingStrings(strings, queries):
    d = {}
    l = []
    for i in strings:
        d[i] = d.get(i,0) + 1
    for i in queries:
        l.append(d.get(i,0))
    return l