Template Class Treap

• Defined in File Treap.h

Nested Relationships

Nested Types

• Struct Treap::Node

• Struct Treap::Shape

Class Documentation

template<std::totally_ordered K, class V>
class Treap

a DICTIONARY on a treap

Public Types

using Key = K

the type of the keys

using Value = V

the type of the values

using value_type = std::pair<const K&, const V&>

using size_type = std::size_t

using difference_type = std::ptrdiff_t

using reference = value_type

using const_reference = value_type

using const_iterator = PathIterator<Treap, Shape>

using iterator = const_iterator

Public Functions

explicit Treap(std::uint64_t seed = 1)

std::optional<V> lookup(const K &k) const

void insert(const K &k, const V &v)

Post:

k has the value v

void remove(const K &k)

Post:

k is not there

bool contains(const K &k) const

std::size_t size(void) const

int height(void) const

the height, -1 if empty

template<class F>
void forEach(F &&f) const

f( k , v ) on the pairs by increasing keys

inline const_iterator begin(void) const

inline const_iterator end(void) const

inline const_iterator cbegin(void) const

inline const_iterator cend(void) const

struct Shape

the shape of the tree, for PathIterator

Public Static Functions

static inline auto root(const auto &o)

static inline auto left(const auto *n)

static inline auto right(const auto *n)

static inline auto read(const auto *n)