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原创 科赛——【文本情感分类模型搭建 | 练习赛】(咸鱼的划水之路~Score:0.813)
数据分析先来观察下数据,训练集和测试集分别存储在当前目录下的train.csv和test.csv中train_data = pd.read_csv('train.csv', lineterminator='\n')test_data = pd.read_csv('test.csv', lineterminator='\n')train_data.head(10)输出:数据...
2019-04-07 16:13:10
2395
3
原创 ZOJ-3706-Break Standard Weight
Break Standard WeightTime Limit: 2 Seconds Memory Limit: 65536 KBThe balance was the first mass measuring instrument invented. In its traditional form, it consists of a pivoted horizontal
2017-04-05 12:55:10
548
原创 ZOJ-3715-Kindergarten Election
Kindergarten ElectionTime Limit: 2 Seconds Memory Limit: 65536 KBAt the beginning of the semester in kindergarten, the n little kids (indexed from 1 to n, for convenience) in class need to el
2017-04-05 12:43:52
1199
原创 hdu-5894-hannnnah_j’s Biological Test(Lucas定理+乘法逆+组合数)
hdu-5894-hannnnah_j’s Biological Test(Lucas定理+乘法逆+组合数)
2016-09-29 13:45:43
506
原创 hdu-3037-Saving Beans(Lucas定理+大组合数取模)
hdu-3037-Saving Beans(Lucas定理+大组合数取模)
2016-09-29 13:21:32
665
原创 hdu-1796-How many integers can you find(容斥)
hdu-1796-How many integers can you find(容斥)
2016-09-02 13:21:39
502
原创 UVA-10780-Again Prime? No Time(素数分解)
UVA-10780-Again Prime? No Time(素数分解)
2016-09-01 20:02:30
458
原创 hdu-2544-最短路(Dijkstra + Dijkstra优先队列 + Bellman-ford + SPFA +Floyd) 纯模板题
hdu-2544-最短路(Dijkstra + Dijkstra优先队列 + Bellman-ford + SPFA +Floyd) 纯模板题
2016-08-09 13:24:54
797
原创 poj-2240-Arbitrage(Bellman-ford算法练习 + Floyd算法练习)
poj-2240-Arbitrage(Bellman-ford算法练习 + Floyd算法练习)
2016-08-08 20:38:22
3716
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原创 poj-1125-Stockbroker Grapevine(floyd算法最短路)
poj-1125-Stockbroker Grapevine(floyd算法最短路)
2016-08-08 20:08:42
501
原创 poj-2387-Til the Cows Come Home(Dijkstra优先队列实现)
poj-2387-Til the Cows Come Home(Dijkstra优先队列实现)
2016-08-07 17:00:35
605
原创 Codeforces-Round-#363-Launch of Collider
Codeforces-Round-#363-Launch of Collider
2016-07-20 10:28:39
600
原创 hdu-1394-Minimum Inversion Number(树状数组)
hdu-1394-Minimum Inversion Number(树状数组)
2016-07-15 13:36:21
1429
原创 Codeforces-Round-#357-(Div.-2)-Economy-Game
Codeforces-Round-#357-(Div.-2)-Economy-Game
2016-06-15 11:16:37
714
原创 Codeforces-Round-#357-(Div.-2)-A-Good-Contest
Codeforces-Round-#357-(Div.-2)-A-Good-Contest
2016-06-15 11:08:06
531
原创 Codeforces-Round-#357-(Div.-2)-Heap-Operations
Codeforces-Round-#357-(Div.-2)-Heap-Operations
2016-06-15 10:52:53
827
原创 腾讯的一笔画游戏
腾讯开发了一款益智游戏:一笔画。在一个正 nnn 边形上,将 nnn 条边的中点连结,形成一个新的正 nnn 边形,之后再在新的正 nnn 边形内连结各个中点,如此重复 kkk 次,作为游戏的初始图案。玩家要从初始图案最外层 nnn 个顶点中的一个出发,进行无公共 端点 的一笔画。端点 包含:起点终点一笔画中方向发生改变的顶点。
2016-06-14 22:36:25
1999
1
原创 Codeforces-Round-#356-(Div.-2)-Bear-and-Five-Cards
Codeforces-Round-#356-(Div.-2)-Bear-and-Five-Cards
2016-06-09 16:35:40
1082
原创 Codeforces-Round-#356-(Div.-2)-Bear-and-Finding-Criminals
Codeforces-Round-#356-(Div.-2)-Bear-and-Finding-Criminals
2016-06-09 16:22:20
669
原创 Codeforces Round #356 (Div. 2)-C. Bear and Prime 100
Codeforces Round #356 (Div. 2)-C. Bear and Prime 100
2016-06-09 15:50:06
915
原创 Codeforces Round #356 (Div. 2)-D- Bear and Tower of Cubes
Codeforces Round #356 (Div. 2)-D- Bear and Tower of Cubes
2016-06-09 15:32:51
1178
Effective Python(含高清中、英文双版)
2018-06-21
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