c++ ranges view:delimit

인자로 받은것이 아닐때까지 필터링한다

    vector<int> v = {7,6,4,1,2,3,4,5};
    auto a = v | view::delimit(3);
    cout << view::all(a) <<endl;

출력: [7,6,4,1,2]

    vector<int> v = {7,6,4,1,2,3,4,5};
    auto a = v | view::delimit(3);
    cout << view::all(a) <<endl;

출력: [3,6,4,1,2,3,4,5]

    vector<int> v = {3,6,4,1,2,3,4,5};
    auto a = v | view::delimit(3);
    cout << view::all(a) <<endl;

출력: []