题解 | #二维数组中的查找#
二维数组中的查找
https://www.nowcoder.com/practice/abc3fe2ce8e146608e868a70efebf62e
import java.util.*; public class Solution { public boolean Find(int target, int [][] array) { ArrayList<Integer> numList = new ArrayList<>(); for (int i = 0; i < array.length; i++) { if (array.length == 0) { return false; } for (int j = 0; j < array[i].length; j++) { numList.add(array[i][j]); } } if (numList.contains(target)) { return true; } else return false; } }