2222. Number of Ways to Select Buildings

You are given a 0-indexed binary string s which represents the types of buildings along a street where: - s[i] = '0' denotes that the ith building is an office and - s[i] = '1' denotes that the ith building is a restaurant. As a city official, you would like to select 3 buildings for random inspection. However, to ensure variety, no two consecutive buildings out of the selected buildings can be