1252. Cells with Odd Values in a Matrix-奇数值单元格的数目
Given n and m which are the dimensions of a matrix init... » 阅读全文
Given n and m which are the dimensions of a matrix init... » 阅读全文
You are given an array coordinates, coordinates[i] = [x... » 阅读全文
Balanced strings are those that have an equal quantity ... » 阅读全文
Given an array of distinct integers arr, find all pairs... » 阅读全文
给你一个字符串text,你需要使用text中的字母来拼凑尽可能多的单词 "balloon"... » 阅读全文
Given a date, return the corresponding day of the week ... » 阅读全文
A bus has n stops numbered from 0 to n – 1 that f... » 阅读全文
Return the number of permutations of 1 to n so that pri... » 阅读全文
You are given an array of strings words and a string ch... » 阅读全文
Given a string date representing a Gregorian calendar d... » 阅读全文