# 1267. Count Servers that Communicate """ you are given a map of a server centre, represented as a 'm x n' integer matrix 'grid', where 1 means that on that cell there is a server and 0 means that it is no server. two servers are said to communicate if they are on the same row or the same column. return the number of servers that communicate with any other server. """ class Solution(object): def countServers(self, grid): """ :type grid: List[List[int]] :rtype: int """ rows, cols = map(sum, grid), map(sum, zip(*grid)) return sum( rows[i] + cols[j] > 2 for i in range(len(grid)) for j in range(len(grid[0])) if grid[i][j] ) if __name__ == "__main__": obj = Solution() print(obj.countServers(grid=[[1, 0], [0, 1]])) print(obj.countServers(grid=[[1, 0], [1, 1]])) print( obj.countServers(grid=[[1, 1, 0, 0], [0, 0, 1, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) )