How to Solve Number of Ways to Split a String Problem
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Number of Ways to Split a String
Given a binary string s, you can split s into 3 non-empty strings s1, s2, and s3 where s1 + s2 + s3 = s. Return the number of ways s can be split such that the number of ones is the same in s1, s2, an...
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Understanding the Number of Ways to Split a String Problem
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Problem Statement
Given a binary string s, you can split s into 3 non-empty strings s1, s2, and s3 where s1 + s2 + s3 = s. Return the number of ways s can be split such that the number of ones is the same in s1, s2, and s3. Since the answer may be too large, return it modulo 109 + 7.
Number of Ways to Split a String
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Examples
s = "10101"4There are four ways to split s in 3 parts where each part contain the same number of letters '1'. "1|010|1" "1|01|01" "10|10|1" "10|1|01"
s = "1001"0s = "0000"3There are three ways to split s in 3 parts. "0|0|00" "0|00|0" "00|0|0"
Constraints
3 <= s.length <= 105s[i] is either '0' or '1'.How Interview Coder Helps with Leetcode Problems
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