文章目录 一,介绍模板 1,特点: 2.unordered_map应用场景(这里只举例unordered_map的使用) 一,介绍模板 class unordered_map中: a) hash<key.>是采用的哈希函数, b) equal_to<key;>是如果要哈希的值不同,得到的key相同的区分;(找到这个值就对比equal_to中的值,相等就返回pair<c...【...
// unordered_set_eq.cpp // compile by using: cl.exe /EHsc /nologo /W4 /MTd #include <unordered_set> #include <iostream> #include <ios> int main() { using namespace std; unordered_set<char> c1, c2, c3; c1.insert('a'); c1.insert('b'); c1.insert('c'); c2.insert('c'...
/ std_tr1__unordered_set__unordered_set_construct.cpp // compile with: /EHsc #include <unordered_set> #include <iostream> using namespace std; typedef unordered_set<char> Myset; int main() { Myset c1; c1.insert('a'); c1.insert('b'); c1.insert('c'); // display contents " ...
unordered_set vs set Doubt In this question822C - Hacker, pack your bags!, when I used set it gave TLE on test case 10 but when I used unordered_set, it got Accepted. I read some blogs where they told not to use unordered_set/map on CF as it can be hacked, so what should I ...
C++ 学习笔记9-unordered_multiset、set和unordered_map、multimap 六,程序员大本营,技术文章内容聚合第一站。
Binary file modified BIN +19.9 KB (100%) unordered_xxxVSxxx/unordered_xxxVSxxx/Release/test.obj Binary file not shown. Binary file modified BIN +740 Bytes (210%) unordered_xxxVSxxx/unordered_xxxVSxxx/Release/unordere.CEDA045C.tlog/cl.command.1.tlog Binary file not shown. Binary fi...
staticboolcollectShortcuts(conststd::string& str, StringVector & vs){staticboost::unordered_set<std::string> commonFilters;if(commonFilters.empty()) {#ifRULE_KEY_HASH_LENGTH==7// 7commonFilters.insert("http://"); commonFilters.insert("ttp://w"); ...
: unordered_set是C++标准库中的一种数据结构,它实现了无序集合的功能。它使用哈希表来存储数据,这样可以快速地插入、删除和查找元素。而链表find是指在链表中查找特定元素的操作。 性...
compile with: /EHsc #include <unordered_set> #include <iostream> typedef std::unordered_set<char> Myset; int main() { Myset c1; c1.insert('a'); c1.insert('b'); c1.insert('c'); // display contents " [c] [b] [a]" for (Myset::const_iterator it = c1.begin(); it !
unordered_set::equal_range分隔的范围的(keyval)。 示例 复制 // std_tr1__unordered_set__unordered_set_count.cpp // compile with: /EHsc #include <unordered_set> #include <iostream> typedef std::unordered_set<char> Myset; int main() { Myset c1; c1.insert('a'); c1.insert('b');...