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This article mainly introduces "how to find the longest common substring in Java". In daily operation, I believe that many people have doubts about how to find the longest common substring in Java. The editor consulted all kinds of materials and sorted out simple and easy-to-use methods of operation. I hope it will be helpful to answer the doubts about "how to find the longest common substring in Java". Next, please follow the editor to study!

Analysis.

Given two strings an and b, let dp [I] [j] be the length of the common substring ending in a [I] and b [j].

Given a = "abc" and b = "abcd", the dp table is shown below.

Java solution public static int getLongestCommonSubstring (String a, String b) {int m = a.length (); int n = b.length (); int max = 0; int [] [] dp = new int [m] [n]; for (int iTuno; I

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