Category: Java

  Introduction: Given a string s, the goal is to determine the number of homogenous substrings it contains. A string is considered homogenous if all its characters are the same. Substrings, on the other hand, are contiguous sequences of characters within a string. To handle potentially large results, the answer is returned modulo 10^9 + 7. Problem Statement: We are given a string s, and we need to count the number of homogenous substrings in it. Example 1: Input: "abbcccaa" Output: 13 Exp... Read More