#3485

Longest Common Prefix of K Strings After Removal

international master · 2135 · lc hard +32 · 23.6% accepted · 63 likes · top 3%

Description

Given string array words and integer k, compute for each index i the length of the longest common prefix shared by any k strings chosen (at distinct indices) from words with element i removed.

If removing element i leaves fewer than k strings, set answer[i] = 0.

Return the array answer.

Code

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