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Leetcode Problem 335. Self Crossing

335. Self Crossing

Leetcode Solutions

Detecting Self-Crossing Paths

  1. If the length of the distance array is less than 4, return false as a path cannot cross itself with fewer than 4 segments.
  2. Iterate through the distance array starting from the fourth segment.
  3. Check for the following conditions:
    • If the current segment crosses the segment two steps before it.
    • If the current segment meets the segment two steps before it when the array length is at least 5.
    • If the current segment crosses the segment two steps before it when the array length is at least 6.
  4. If any of the conditions are met, return true.
  5. If none of the conditions are met after iterating through the entire array, return false.
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Brute Force Path Tracing

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