🧠 Before you code — what pattern fits?
Given two strings text1 and text2, return the length of their longest common subsequence (characters in order, not necessarily contiguous), or 0 if there is none.
("abcde","ace") → 3
("abc","def") → 0
🎬 Video explanation · NeetCode
Your solution runs against 3 unit tests, including edge and large-value cases.
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Test console · 3 unit tests
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