原题链接:
https://leetcode.cn/problems/search-a-2d-matrix-ii/
解题思路:
/*** @param {number[][]} matrix* @param {number} target* @return {boolean}*/
var searchMatrix = function (matrix, target) {// 搜索二维矩阵中的所有元素,查询是否有雨target相等的元素for (let i = 0; i < matrix.length; i++) {for (let j = 0; j < matrix[i].length; j++) {if (matrix[i][j] === target) {return true}}}return false
}