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Codeforces Round #550 (Div. 3) F. Graph Without Long Directed Paths
F. Graph Without Long Directed Paths time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output F. ...
分类:其他好文   时间:2019-04-03 22:39:29    阅读次数:154
spark actions 算子
package action; import org.apache.spark.SparkConf; import org.apache.spark.api.java.JavaPairRDD; import org.apache.spark.api.java.JavaRDD; import org.... ...
分类:其他好文   时间:2019-04-02 12:21:49    阅读次数:116
LeetCode-22.Generate Parentheses
Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses. For example, given n = 3, a solution set is: 相 ...
分类:其他好文   时间:2019-03-26 12:01:38    阅读次数:140
1013. Pairs of Songs With Total Durations Divisible by 60
time =1 and = 2 and sum 500) continue; if (counter[target] != 0) ret += counter[target]; } counter[time[i]] += 1; } return ret; } } java public int nu ...
分类:其他好文   时间:2019-03-21 00:51:00    阅读次数:248
Leetcode-1013 Pairs of Songs With Total Durations Divisible by 60(总持续时间可被 60 整除的歌曲)
class Solution { public: int numPairsDivisibleBy60(vector& time) { int hash[1501] {0}; for(int i = 0;i =0&&left <= 1500) { ... ...
分类:其他好文   时间:2019-03-17 13:39:11    阅读次数:196
[Stanford Algorithms: Design and Analysis, Part 2]
Specific topics in Part 2 include: greedy algorithms (scheduling, minimum spanning trees, clustering, Huffman codes), dynamic programming (knapsack, s ...
分类:其他好文   时间:2019-03-15 09:15:23    阅读次数:287
note of camel in action--chapter 1
1 Message Headers are name-value pairs; the name is a unique, case-insensitive string, and the value is of type java.lang.Object . Attachments are typ ...
分类:其他好文   时间:2019-03-14 00:58:44    阅读次数:207
646. Maximum Length of Pair Chain
You are given n pairs of numbers. In every pair, the first number is always smaller than the second number. Now, we define a pair (c, d) can follow an ...
分类:其他好文   时间:2019-03-11 16:25:49    阅读次数:200
22. Generate Parentheses dfs填表
22. Generate Parentheses Medium 2421147FavoriteShare 22. Generate Parentheses Medium 2421147FavoriteShare Medium Given n pairs of parentheses, write a ...
分类:其他好文   时间:2019-03-10 13:35:47    阅读次数:183
CodeForces 1131B(思维题)
You still have partial information about the score during the historic football match. You are given a set of pairs (ai,bi)(ai,bi), indicating that at ...
分类:其他好文   时间:2019-03-07 00:30:31    阅读次数:195
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