class Solution: def luckyNumbers (self, matrix: List[List[int]]) -> List[int]: dic = {} for i in range(len(matrix)): tempmin = matrix[i][0] dic[i] = 0 for j in range(1, len(matrix[i])): if matrix[i][j] < tempmin: tempmin = matrix[i][j] dic[i] = j rat = ...
Given am * nmatrix ofdistinctnumbers, return all lucky numbers in the matrix inanyorder. A lucky number is an element of the matrix such that it is the minimum element in its row and maximum in its column. Example 1: Input: matrix =[[3,7,8],[9,11,13],[15,16,17]]Output: [15...
1. leetcode_1380. Lucky Numbers in a Matrix; 完
Given a m * n matrix of distinct numbers, return all lucky numbers in the matrix in any order. A lucky number is an element of the matrix such that it is the minimum element in its row and maximum in its column. Example 1: Input: matrix = [[3,7,8],[9,11,13],[15,16,17]]...
LeetCode 1380. Lucky Numbers in a Matrix矩阵中的幸运数【Easy】【Python】【暴力】 Problem LeetCode Given am * nmatrix ofdistinctnumbers, return all lucky numbers in the matrix inanyorder. A lucky number is an element of the matrix such that it is the minimum element in its row and maximu...
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1 <= matrix[i][j] <= 10^5. All elements in the matrix are distinct. 解题思路:把每一行的最小值和每一列的最大值算出来即可。 代码如下: classSolution(object):defluckyNumbers (self, matrix):""":type matrix: List[List[int]] :rtype: List[int]"""row_min= [float('inf')] *len(ma...