def aa(matrix): rows=len(matrix) cols=len(matrix[0]) start=0 ret=[] while start*2 <rows and start*2<cols: bb(matrix,rows,cols,start,ret) start +=1 ret... ...
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编程语言 时间:
2018-10-26 10:47:01
阅读次数:
197
Samwell Tarly is learning to draw a magical matrix to protect himself from the White Walkers. the magical matrix is a matrix with n rows and m columns ...
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其他好文 时间:
2018-10-25 19:24:13
阅读次数:
164
<!DOCTYPE html><html><head><meta charset="utf-8"><title>grid</title><style type="text/css">.wrapper{display: grid;grid-template-rows: 90px 100px 100px ...
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其他好文 时间:
2018-10-25 18:02:54
阅读次数:
188
def find_integer(matrix, num): """ :param matrix: [[]] :param num: int :return: bool """ if not matrix: return False rows, cols = len(matrix), len(mat... ...
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编程语言 时间:
2018-10-25 11:02:30
阅读次数:
152
On a 2 dimensional grid with R rows and C columns, we start at (r0, c0) facing east. Here, the north west corner of the grid is at the first row and c ...
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其他好文 时间:
2018-10-21 13:09:21
阅读次数:
236
DataTable dt = new DataTable(); dt.Columns.Add("name",typeOf(string)); dt.Rows.Add(dt.NewRow()["name"]="jack"); string[] names=dt.Rows.ofType<DataRow> ...
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其他好文 时间:
2018-10-19 11:52:46
阅读次数:
305
SQL> select object_id,CREATED from dba_objects where rownum no rows selected Execution Plan ----------------------------------------------------------... ...
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数据库 时间:
2018-10-19 02:00:34
阅读次数:
180
Swap HDU - 2819 Given an N*N matrix with each entry equal to 0 or 1. You can swap any two rows or any two columns. Can you find a way to make all the ...
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其他好文 时间:
2018-10-16 01:45:38
阅读次数:
245
pool = multiprocessing.Pool(processes=10) row = [...] for row in rows: task_id = row[1] img_id = row[0] pool.apply_async(check_picture_contain_human_o... ...
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编程语言 时间:
2018-10-14 16:40:46
阅读次数:
823
1.创建数据库 mysql> create DATABASE booktik -> ;Query OK, 1 row affected (0.02 sec) 2.创建表 mysql> use booktikDatabase changedmysql> create TABLE book( -> id ...
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数据库 时间:
2018-10-13 15:39:44
阅读次数:
240