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All topics›JavaScript›Arrays & strings

Maximum Size Subarray Sum Equals K

advancedlayer B2 · Arrays & strings5 tests

Given an integer array nums and an integer k, return the length of the longest contiguous subarray that sums to exactly k.

  • If no such subarray exists, return 0
  • Values may be negative and may be zero
  • Target O(n) time with a prefix sum and a hash map

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