3 月 2022

… Read More »LeetCode: 74-Search a 2D Matrix 解題紀錄

Last Updated on 2022-03-28 by Clay

題目

There is an integer array nums sorted in non-decreasing order (not necessarily with distinct values).

Last Updated on 2022-03-27 by Clay

題目

You are given an m x n binary matrix mat of 1‘s (representing soldiers) and 0‘s (representing civilians). The soldiers are positioned in front of the civilians. That is, all the 1‘s will appear to the left of all the 0‘s in each row.

Last Updated on 2022-03-26 by Clay

題目

Given an array of integers nums which is sorted in ascending order, and an integer target, write a function to search target in nums. If target exists, then return its index. Otherwise, return -1.

Last Updated on 2022-03-25 by Clay

題目

A company is planning to interview 2n people. Given the array costs where costs[i] = [aCosti, bCosti], the cost of flying the ith person to city a is aCosti, and the cost of flying the ith person to city b is bCosti.