[KOSSA] C++ Programming - 15th Study - STL #1

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Bijarne Stroustrup
Alexander Stepanov

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http://ko.wikipedia.org/wiki/표준_템플릿_라이브러리

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 std::vector
 std::deque
 std::list

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#include <vector> // 해더 파일
std::vector<int> vec; // 선언
vec.push_back(10); // 추가
vec.pop_back(); // 삭제
vec.resize(10, 0); // 초기화 : 10의 크기를 0으로 채움
vec[3] = 10; // 랜덤 접근
std::cout << vec[3] << std::endl; // 랜덤 접근

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int nSum = 0;
for (int i = 0; i < vec.size(); i++)
{
nSum += vec[i];
}
// auto = std::iterator<std::vector<int>>
for (auto it = vec.begin(); it != vec.end(); it++)
{
nSum += (*it);
}

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#include <deque> // 해더 파일
std::deque<int> deq; // 선언
deq.push_back(10); // 뒤에 추가
deq.pop_back(); // 뒤에 삭제
deq.push_front(20); // 앞으로 추가
deq.pop_front(); // 앞에 삭제
deq.resize(10, 0); // 초기화 : 10의 크기를 0으로 채움
deq[3] = 10; // 랜덤 접근
std::cout << deq[3] << std::endl; // 랜덤 접근

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int nSum = 0;
for (int i = 0; i < deq.size(); i++)
{
nSum += vec[i];
}
// auto = std::vector<int>::iterator
for (auto it = deq.begin(); it != deq.end(); it++)
{
nSum += (*it);
}

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#include <list>
std::list<int> lst;
lst.push_back(5); // 5
lst.push_back(10); // 5 -> 10
lst.push_front(1); // 1 -> 5 -> 10
auto it = lst.begin(); // 첫번째 위치, it -> 1 -> 5 -> 10
it++; // 두번째 위치, 1 -> it -> 5 -> 10
auto at = lst.insert(it, 2); // 2 삽입, 1 -> at -> 2 -> it -> 5 -> 10
lst.insert(at, 3); // 1 -> 3 -> at -> 2 -> it -> 5 -> 10
lst.insert(it, 4); // 1 -> 3 -> at -> 2 -> 4 -> it -> 5 -> 10
for (auto iter = lst.begin(); iter != lst.end(); iter++)
std::cout << (*iter) << 't';

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std::list<int> lstB;
lstB.push_back(20); // 20
lstB.push_back(30); // 20 -> 30
// 1 -> 3 -> at -> 2 -> 4 -> it -> 5 -> 10
lst.insert(it, lstB.begin(), lstB.end());
// 1 -> 3 -> at -> 2 -> 4 -> 20 -> 30 -> it -> 5 -> 10
for (auto iter = lst.begin(); iter != lst.end(); iter++)
std::cout << (*iter) << 't';
std::cout << std::endl;

[KOSSA] C++ Programming - 15th Study - STL #1

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