(¦3[____]← 扫描线问题,抛物线方程为 y=a*x*x 形式,对每个点求出抛物线中轴的范围theta-delta~theta+delta,theta = atan2(y,x),delta则用方程组可解x*x+y*y=z*z+(a*z*z)^2,tan(theta)=z/(a*z*z),故th...
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其他好文 时间:
2014-07-16 19:21:57
阅读次数:
191
create or replace function func_chinese(p_str in varchar2, -- 输入的字符串p_code in varchar2, -- dump(字符串)p_chinese in pls_integer -- 1, 提取汉字, 非1, 提取非汉字) r....
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数据库 时间:
2014-07-16 19:13:11
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377
J - MANAGER(2.4.5)
Time Limit:1000MS Memory Limit:10000KB 64bit IO Format:%I64d
& %I64u
Submit Status
Description
One of the programming paradigm in parallel processing is th...
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其他好文 时间:
2014-07-16 17:30:45
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213
1.在Project设置,添加中英两种语言:2.新建Localizable.strings文件,作为多语言对应的词典,存储多种语言,点击右侧Localization,勾选中英:3.添加一个字段,在English中,添加:"SUBMIT_BTN_TITLE" = "Go";在Chinese中,添加:"SUBMIT_BTN_TITLE" = "开始";4.一个工具类GDLocalizableContr...
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移动开发 时间:
2014-07-16 14:27:40
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199
hdu1104 Remainder bfs找算式是否有解……...
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其他好文 时间:
2014-07-16 10:53:40
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187
14.5.13.4Insert Buffering Database applications often insert new rows in the ascending order of the primary key. In this case, due to the layoutof th....
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其他好文 时间:
2014-07-14 22:02:27
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373
原文地址I’m a minimalist, and I don’t like to complicate software too early and unnecessarily. And adding components to a software system is one of the th...
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其他好文 时间:
2014-07-13 19:59:16
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480
Given a binary tree, determine if it is a valid binary search tree (BST).
Assume a BST is defined as follows:
The left subtree of a node contains only nodes with keys less than the node's key.Th...
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其他好文 时间:
2014-07-13 16:53:01
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189
/*
B - Cow Multiplication
Time Limit:1000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u
Submit
Status
Practice
POJ 3673
Description
Bessie is tired of multiplying pairs of numbers th...
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其他好文 时间:
2014-07-12 19:19:02
阅读次数:
164
Given a binary tree, determine if it is a valid binary search tree (BST).
Assume a BST is defined as follows:
The left subtree of a node contains only nodes with keys less than the node's key.Th...
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其他好文 时间:
2014-07-12 17:26:31
阅读次数:
256