In a list of songs, the i-th song has a duration of time[i] seconds. Return the number of pairs of songs for which their total duration in seconds is divisible by 60.  Formally, we want the number of indices i < j with (time[i] + time[j]) % 60 == 0.…

In a list of songs, the i-th song has a duration of time[i] seconds. Return the number of pairs of songs for which their total duration in seconds is divisible by 60.  Formally, we want the number of indices i < j with (time[i] + time[j]) % 60 == 0.…

In a list of songs, the i-th song has a duration of time[i] seconds. Return the number of pairs of songs for which their total duration in seconds is divisible by 60.  Formally, we want the number of indices i < j with (time[i] + time[j]) % 60 == 0.…

题目如下: In a list of songs, the i-th song has a duration of time[i] seconds. Return the number of pairs of songs for which their total duration in seconds is divisible by 60.  Formally, we want the number of indices i < j with (time[i] + time[j]) % 60…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 日期 题目地址:https://leetcode.com/problems/pairs-of-songs-with-total-durations-divisible-by-60/ 题目描述 In a list of songs, the i-th song has a duration of time[i] seconds. Return the…

网址:https://leetcode.com/problems/pairs-of-songs-with-total-durations-divisible-by-60/submissions/ 参考:https://blog.csdn.net/Sea_muxixi/article/details/88649191 直接双层for循环必定tle 在一轮遍历中将t取余存入map中 之后只需要遍历一个大小为60的map即可解决问题 class Solution { public: int numPa…

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1012. Complement of Base 10 Integer Every non-negative integer N has a binary representation.  For example, 5 can be represented as "101" in binary, 11 as "1011" in binary, and so on.  Note that except for N = 0, there are no leading z…

package y2019.Algorithm.array; /** * @ClassName FindUnsortedSubarray * @Description TODO 581. Shortest Unsorted Continuous Subarray * * Given an integer array, you need to find one continuous subarray that if you only sort this subarray in ascending…

  ~A题 A. Cards time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output There are n cards (n is even) in the deck. Each card has a positive integer written on it. n / 2 people will play new card gam…