由于Java不能定义基本类型的对象,所以通过包装类提供了各种可用方法的封装。 这一部分的知识,需要能够通过查看Integer、Boolean、Byte、Character、Double、Number类(所有数字类的爸爸)的api文档,熟练完成数据类型的转换以及其他数据操作。 Java api...
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编程语言 时间:
2015-08-01 17:11:02
阅读次数:
126
DescriptionA ring is composed of n (even number) circles as shown in diagram. Put natural numbersinto each circle separately, and the sum of numbers i...
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其他好文 时间:
2015-08-01 17:02:18
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101
Give you three sequences of numbers A, B, C, then we give you a number X. Now you need to calculate if you can find the three numbers Ai, Bj, Ck, whic...
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其他好文 时间:
2015-08-01 15:42:41
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107
题目地址:http://poj.org/problem?id=1019Number SequenceTime Limit: 1000MSMemory Limit: 10000KTotal Submissions: 35680Accepted: 10287DescriptionA single pos...
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其他好文 时间:
2015-08-01 11:29:15
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159
JSON即JavaScript对象标记,是一种轻量级的数据交换格式,非常适用于服务器与JavaScript的交互。JSON是基于纯文本的数据格式。JSON是JavaScript的原生格式,可以使用JSON传输一个简单的String、Number、Boolean、数组、复杂的Object对象。JSON...
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编程语言 时间:
2015-08-01 06:21:03
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129
Number of IslandsGiven a 2d grid map of'1's (land) and'0's (water), count the number of islands. An island is surrounded by water and is formed by con...
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编程语言 时间:
2015-08-01 00:58:34
阅读次数:
743
DescriptionA ring is composed of n (even number) circles as shown in diagram. Put natural numbersinto each circle separately, and the sum of numbers i...
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其他好文 时间:
2015-07-31 21:34:12
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114
之前写过树状数组的,再用线段树写一下~~~ 1 #include 2 #include 3 #include 4 #include 5 #include 6 #include 7 using namespace std; 8 #define lp (p << 1) 9 #define rp (p <...
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其他好文 时间:
2015-07-31 20:15:25
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122
Prime Ring ProblemProblem DescriptionA ring is compose of n circles as shown in diagram. Put natural number 1, 2, ..., n into each circl...
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其他好文 时间:
2015-07-31 20:10:45
阅读次数:
186
DescriptionA ring is composed of n (even number) circles as shown in diagram. Put natural numbersinto each circle separately, and the sum of numbers i...
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其他好文 时间:
2015-07-31 20:05:12
阅读次数:
161