結果
| 問題 |
No.945 YKC饅頭
|
| コンテスト | |
| ユーザー |
 ntuda
|
| 提出日時 | 2025-08-15 23:13:13 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
AC
|
| 実行時間 | 857 ms / 2,000 ms |
| コード長 | 41,167 bytes |
| コンパイル時間 | 310 ms |
| コンパイル使用メモリ | 82,420 KB |
| 実行使用メモリ | 90,740 KB |
| 最終ジャッジ日時 | 2025-08-15 23:13:42 |
| 合計ジャッジ時間 | 26,760 ms |
|
ジャッジサーバーID （参考情報） |
judge4 / judge2 |
（要ログイン）
| ファイルパターン | 結果 |
|---|---|
| other | AC * 74 |
ソースコード
import sys
import traceback
from bisect import bisect_left, bisect_right, insort
from collections.abc import MutableSequence, Sequence
from functools import reduce
from itertools import chain, repeat, starmap
from math import log
from operator import add, eq, ge, gt, iadd, le, lt, ne
from reprlib import recursive_repr
from textwrap import dedent
class SortedList(MutableSequence):
DEFAULT_LOAD_FACTOR = 1000
def __init__(self, iterable=None, key=None):
assert key is None
self._len = 0
self._load = self.DEFAULT_LOAD_FACTOR
self._lists = []
self._maxes = []
self._index = []
self._offset = 0
if iterable is not None:
self._update(iterable)
def __new__(cls, iterable=None, key=None):
# pylint: disable=unused-argument
if key is None:
return object.__new__(cls)
else:
if cls is SortedList:
return object.__new__(SortedKeyList)
else:
raise TypeError('inherit SortedKeyList for key argument')
@property
def key(self): # pylint: disable=useless-return
return None
def _reset(self, load):
values = reduce(iadd, self._lists, [])
self._clear()
self._load = load
self._update(values)
def clear(self):
self._len = 0
del self._lists[:]
del self._maxes[:]
del self._index[:]
self._offset = 0
_clear = clear
def add(self, value):
_lists = self._lists
_maxes = self._maxes
if _maxes:
pos = bisect_right(_maxes, value)
if pos == len(_maxes):
pos -= 1
_lists[pos].append(value)
_maxes[pos] = value
else:
insort(_lists[pos], value)
self._expand(pos)
else:
_lists.append([value])
_maxes.append(value)
self._len += 1
def _expand(self, pos):
_load = self._load
_lists = self._lists
_index = self._index
if len(_lists[pos]) > (_load << 1):
_maxes = self._maxes
_lists_pos = _lists[pos]
half = _lists_pos[_load:]
del _lists_pos[_load:]
_maxes[pos] = _lists_pos[-1]
_lists.insert(pos + 1, half)
_maxes.insert(pos + 1, half[-1])
del _index[:]
else:
if _index:
child = self._offset + pos
while child:
_index[child] += 1
child = (child - 1) >> 1
_index[0] += 1
def update(self, iterable):
_lists = self._lists
_maxes = self._maxes
values = sorted(iterable)
if _maxes:
if len(values) * 4 >= self._len:
_lists.append(values)
values = reduce(iadd, _lists, [])
values.sort()
self._clear()
else:
_add = self.add
for val in values:
_add(val)
return
_load = self._load
_lists.extend(
values[pos : (pos + _load)] for pos in range(0, len(values), _load)
)
_maxes.extend(sublist[-1] for sublist in _lists)
self._len = len(values)
del self._index[:]
_update = update
def __contains__(self, value):
_maxes = self._maxes
if not _maxes:
return False
pos = bisect_left(_maxes, value)
if pos == len(_maxes):
return False
_lists = self._lists
idx = bisect_left(_lists[pos], value)
return _lists[pos][idx] == value
def discard(self, value):
_maxes = self._maxes
if not _maxes:
return
pos = bisect_left(_maxes, value)
if pos == len(_maxes):
return
_lists = self._lists
idx = bisect_left(_lists[pos], value)
if _lists[pos][idx] == value:
self._delete(pos, idx)
def remove(self, value):
_maxes = self._maxes
if not _maxes:
raise ValueError(f'{value!r} not in list')
pos = bisect_left(_maxes, value)
if pos == len(_maxes):
raise ValueError(f'{value!r} not in list')
_lists = self._lists
idx = bisect_left(_lists[pos], value)
if _lists[pos][idx] == value:
self._delete(pos, idx)
else:
raise ValueError(f'{value!r} not in list')
def _delete(self, pos, idx):
_lists = self._lists
_maxes = self._maxes
_index = self._index
_lists_pos = _lists[pos]
del _lists_pos[idx]
self._len -= 1
len_lists_pos = len(_lists_pos)
if len_lists_pos > (self._load >> 1):
_maxes[pos] = _lists_pos[-1]
if _index:
child = self._offset + pos
while child > 0:
_index[child] -= 1
child = (child - 1) >> 1
_index[0] -= 1
elif len(_lists) > 1:
if not pos:
pos += 1
prev = pos - 1
_lists[prev].extend(_lists[pos])
_maxes[prev] = _lists[prev][-1]
del _lists[pos]
del _maxes[pos]
del _index[:]
self._expand(prev)
elif len_lists_pos:
_maxes[pos] = _lists_pos[-1]
else:
del _lists[pos]
del _maxes[pos]
del _index[:]
def _loc(self, pos, idx):
if not pos:
return idx
_index = self._index
if not _index:
self._build_index()
total = 0
# Increment pos to point in the index to len(self._lists[pos]).
pos += self._offset
# Iterate until reaching the root of the index tree at pos = 0.
while pos:
# Right-child nodes are at odd indices. At such indices
# account the total below the left child node.
if not pos & 1:
total += _index[pos - 1]
# Advance pos to the parent node.
pos = (pos - 1) >> 1
return total + idx
def _pos(self, idx):
if idx < 0:
last_len = len(self._lists[-1])
if (-idx) <= last_len:
return len(self._lists) - 1, last_len + idx
idx += self._len
if idx < 0:
raise IndexError('list index out of range')
elif idx >= self._len:
raise IndexError('list index out of range')
if idx < len(self._lists[0]):
return 0, idx
_index = self._index
if not _index:
self._build_index()
pos = 0
child = 1
len_index = len(_index)
while child < len_index:
index_child = _index[child]
if idx < index_child:
pos = child
else:
idx -= index_child
pos = child + 1
child = (pos << 1) + 1
return (pos - self._offset, idx)
def _build_index(self):
row0 = list(map(len, self._lists))
if len(row0) == 1:
self._index[:] = row0
self._offset = 0
return
head = iter(row0)
tail = iter(head)
row1 = list(starmap(add, zip(head, tail)))
if len(row0) & 1:
row1.append(row0[-1])
if len(row1) == 1:
self._index[:] = row1 + row0
self._offset = 1
return
size = 2 ** (int(log(len(row1) - 1, 2)) + 1)
row1.extend(repeat(0, size - len(row1)))
tree = [row0, row1]
while len(tree[-1]) > 1:
head = iter(tree[-1])
tail = iter(head)
row = list(starmap(add, zip(head, tail)))
tree.append(row)
reduce(iadd, reversed(tree), self._index)
self._offset = size * 2 - 1
def __delitem__(self, index):
if isinstance(index, slice):
start, stop, step = index.indices(self._len)
if step == 1 and start < stop:
if start == 0 and stop == self._len:
return self._clear()
elif self._len <= 8 * (stop - start):
values = self._getitem(slice(None, start))
if stop < self._len:
values += self._getitem(slice(stop, None))
self._clear()
return self._update(values)
indices = range(start, stop, step)
# Delete items from greatest index to least so
# that the indices remain valid throughout iteration.
if step > 0:
indices = reversed(indices)
_pos, _delete = self._pos, self._delete
for index in indices:
pos, idx = _pos(index)
_delete(pos, idx)
else:
pos, idx = self._pos(index)
self._delete(pos, idx)
def __getitem__(self, index):
_lists = self._lists
if isinstance(index, slice):
start, stop, step = index.indices(self._len)
if step == 1 and start < stop:
# Whole slice optimization: start to stop slices the whole
# sorted list.
if start == 0 and stop == self._len:
return reduce(iadd, self._lists, [])
start_pos, start_idx = self._pos(start)
start_list = _lists[start_pos]
stop_idx = start_idx + stop - start
# Small slice optimization: start index and stop index are
# within the start list.
if len(start_list) >= stop_idx:
return start_list[start_idx:stop_idx]
if stop == self._len:
stop_pos = len(_lists) - 1
stop_idx = len(_lists[stop_pos])
else:
stop_pos, stop_idx = self._pos(stop)
prefix = _lists[start_pos][start_idx:]
middle = _lists[(start_pos + 1) : stop_pos]
result = reduce(iadd, middle, prefix)
result += _lists[stop_pos][:stop_idx]
return result
if step == -1 and start > stop:
result = self._getitem(slice(stop + 1, start + 1))
result.reverse()
return result
# Return a list because a negative step could
# reverse the order of the items and this could
# be the desired behavior.
indices = range(start, stop, step)
return list(self._getitem(index) for index in indices)
else:
if self._len:
if index == 0:
return _lists[0][0]
elif index == -1:
return _lists[-1][-1]
else:
raise IndexError('list index out of range')
if 0 <= index < len(_lists[0]):
return _lists[0][index]
len_last = len(_lists[-1])
if -len_last < index < 0:
return _lists[-1][len_last + index]
pos, idx = self._pos(index)
return _lists[pos][idx]
_getitem = __getitem__
def __setitem__(self, index, value):
message = 'use ``del sl[index]`` and ``sl.add(value)`` instead'
raise NotImplementedError(message)
def __iter__(self):
return chain.from_iterable(self._lists)
def __reversed__(self):
return chain.from_iterable(map(reversed, reversed(self._lists)))
def reverse(self):
raise NotImplementedError('use ``reversed(sl)`` instead')
def islice(self, start=None, stop=None, reverse=False):
_len = self._len
if not _len:
return iter(())
start, stop, _ = slice(start, stop).indices(self._len)
if start >= stop:
return iter(())
_pos = self._pos
min_pos, min_idx = _pos(start)
if stop == _len:
max_pos = len(self._lists) - 1
max_idx = len(self._lists[-1])
else:
max_pos, max_idx = _pos(stop)
return self._islice(min_pos, min_idx, max_pos, max_idx, reverse)
def _islice(self, min_pos, min_idx, max_pos, max_idx, reverse):
_lists = self._lists
if min_pos > max_pos:
return iter(())
if min_pos == max_pos:
if reverse:
indices = reversed(range(min_idx, max_idx))
return map(_lists[min_pos].__getitem__, indices)
indices = range(min_idx, max_idx)
return map(_lists[min_pos].__getitem__, indices)
next_pos = min_pos + 1
if next_pos == max_pos:
if reverse:
min_indices = range(min_idx, len(_lists[min_pos]))
max_indices = range(max_idx)
return chain(
map(_lists[max_pos].__getitem__, reversed(max_indices)),
map(_lists[min_pos].__getitem__, reversed(min_indices)),
)
min_indices = range(min_idx, len(_lists[min_pos]))
max_indices = range(max_idx)
return chain(
map(_lists[min_pos].__getitem__, min_indices),
map(_lists[max_pos].__getitem__, max_indices),
)
if reverse:
min_indices = range(min_idx, len(_lists[min_pos]))
sublist_indices = range(next_pos, max_pos)
sublists = map(_lists.__getitem__, reversed(sublist_indices))
max_indices = range(max_idx)
return chain(
map(_lists[max_pos].__getitem__, reversed(max_indices)),
chain.from_iterable(map(reversed, sublists)),
map(_lists[min_pos].__getitem__, reversed(min_indices)),
)
min_indices = range(min_idx, len(_lists[min_pos]))
sublist_indices = range(next_pos, max_pos)
sublists = map(_lists.__getitem__, sublist_indices)
max_indices = range(max_idx)
return chain(
map(_lists[min_pos].__getitem__, min_indices),
chain.from_iterable(sublists),
map(_lists[max_pos].__getitem__, max_indices),
)
def irange(self, minimum=None, maximum=None, inclusive=(True, True), reverse=False):
_maxes = self._maxes
if not _maxes:
return iter(())
_lists = self._lists
# Calculate the minimum (pos, idx) pair. By default this location
# will be inclusive in our calculation.
if minimum is None:
min_pos = 0
min_idx = 0
else:
if inclusive[0]:
min_pos = bisect_left(_maxes, minimum)
if min_pos == len(_maxes):
return iter(())
min_idx = bisect_left(_lists[min_pos], minimum)
else:
min_pos = bisect_right(_maxes, minimum)
if min_pos == len(_maxes):
return iter(())
min_idx = bisect_right(_lists[min_pos], minimum)
# Calculate the maximum (pos, idx) pair. By default this location
# will be exclusive in our calculation.
if maximum is None:
max_pos = len(_maxes) - 1
max_idx = len(_lists[max_pos])
else:
if inclusive[1]:
max_pos = bisect_right(_maxes, maximum)
if max_pos == len(_maxes):
max_pos -= 1
max_idx = len(_lists[max_pos])
else:
max_idx = bisect_right(_lists[max_pos], maximum)
else:
max_pos = bisect_left(_maxes, maximum)
if max_pos == len(_maxes):
max_pos -= 1
max_idx = len(_lists[max_pos])
else:
max_idx = bisect_left(_lists[max_pos], maximum)
return self._islice(min_pos, min_idx, max_pos, max_idx, reverse)
def __len__(self):
return self._len
def bisect_left(self, value):
_maxes = self._maxes
if not _maxes:
return 0
pos = bisect_left(_maxes, value)
if pos == len(_maxes):
return self._len
idx = bisect_left(self._lists[pos], value)
return self._loc(pos, idx)
def bisect_right(self, value):
_maxes = self._maxes
if not _maxes:
return 0
pos = bisect_right(_maxes, value)
if pos == len(_maxes):
return self._len
idx = bisect_right(self._lists[pos], value)
return self._loc(pos, idx)
bisect = bisect_right
_bisect_right = bisect_right
def count(self, value):
_maxes = self._maxes
if not _maxes:
return 0
pos_left = bisect_left(_maxes, value)
if pos_left == len(_maxes):
return 0
_lists = self._lists
idx_left = bisect_left(_lists[pos_left], value)
pos_right = bisect_right(_maxes, value)
if pos_right == len(_maxes):
return self._len - self._loc(pos_left, idx_left)
idx_right = bisect_right(_lists[pos_right], value)
if pos_left == pos_right:
return idx_right - idx_left
right = self._loc(pos_right, idx_right)
left = self._loc(pos_left, idx_left)
return right - left
def copy(self):
return self.__class__(self)
__copy__ = copy
def append(self, value):
raise NotImplementedError('use ``sl.add(value)`` instead')
def extend(self, values):
raise NotImplementedError('use ``sl.update(values)`` instead')
def insert(self, index, value):
raise NotImplementedError('use ``sl.add(value)`` instead')
def pop(self, index=-1):
if not self._len:
raise IndexError('pop index out of range')
_lists = self._lists
if index == 0:
val = _lists[0][0]
self._delete(0, 0)
return val
if index == -1:
pos = len(_lists) - 1
loc = len(_lists[pos]) - 1
val = _lists[pos][loc]
self._delete(pos, loc)
return val
if 0 <= index < len(_lists[0]):
val = _lists[0][index]
self._delete(0, index)
return val
len_last = len(_lists[-1])
if -len_last < index < 0:
pos = len(_lists) - 1
loc = len_last + index
val = _lists[pos][loc]
self._delete(pos, loc)
return val
pos, idx = self._pos(index)
val = _lists[pos][idx]
self._delete(pos, idx)
return val
def index(self, value, start=None, stop=None):
_len = self._len
if not _len:
raise ValueError(f'{value!r} is not in list')
if start is None:
start = 0
if start < 0:
start += _len
if start < 0:
start = 0
if stop is None:
stop = _len
if stop < 0:
stop += _len
if stop > _len:
stop = _len
if stop <= start:
raise ValueError(f'{value!r} is not in list')
_maxes = self._maxes
pos_left = bisect_left(_maxes, value)
if pos_left == len(_maxes):
raise ValueError(f'{value!r} is not in list')
_lists = self._lists
idx_left = bisect_left(_lists[pos_left], value)
if _lists[pos_left][idx_left] != value:
raise ValueError(f'{value!r} is not in list')
stop -= 1
left = self._loc(pos_left, idx_left)
if start <= left:
if left <= stop:
return left
else:
right = self._bisect_right(value) - 1
if start <= right:
return start
raise ValueError(f'{value!r} is not in list')
def __add__(self, other):
values = reduce(iadd, self._lists, [])
values.extend(other)
return self.__class__(values)
__radd__ = __add__
def __iadd__(self, other):
self._update(other)
return self
def __mul__(self, num):
values = reduce(iadd, self._lists, []) * num
return self.__class__(values)
__rmul__ = __mul__
def __imul__(self, num):
values = reduce(iadd, self._lists, []) * num
self._clear()
self._update(values)
return self
def __make_cmp(seq_op, symbol, doc):
def comparer(self, other):
if not isinstance(other, Sequence):
return NotImplemented
self_len = self._len
len_other = len(other)
if self_len != len_other:
if seq_op is eq:
return False
if seq_op is ne:
return True
for alpha, beta in zip(self, other):
if alpha != beta:
return seq_op(alpha, beta)
return seq_op(self_len, len_other)
seq_op_name = seq_op.__name__
comparer.__name__ = f'__{seq_op_name}__'
doc_str = """Return true if and only if sorted list is {0} `other`.
"""
comparer.__doc__ = dedent(doc_str.format(doc, seq_op_name, symbol))
return comparer
__eq__ = __make_cmp(eq, '==', 'equal to')
__ne__ = __make_cmp(ne, '!=', 'not equal to')
__lt__ = __make_cmp(lt, '<', 'less than')
__gt__ = __make_cmp(gt, '>', 'greater than')
__le__ = __make_cmp(le, '<=', 'less than or equal to')
__ge__ = __make_cmp(ge, '>=', 'greater than or equal to')
__make_cmp = staticmethod(__make_cmp)
def __reduce__(self):
values = reduce(iadd, self._lists, [])
return (type(self), (values,))
@recursive_repr()
def __repr__(self):
return f'{type(self).__name__}({list(self)!r})'
def _check(self):
try:
assert self._load >= 4
assert len(self._maxes) == len(self._lists)
assert self._len == sum(len(sublist) for sublist in self._lists)
# Check all sublists are sorted.
for sublist in self._lists:
for pos in range(1, len(sublist)):
assert sublist[pos - 1] <= sublist[pos]
# Check beginning/end of sublists are sorted.
for pos in range(1, len(self._lists)):
assert self._lists[pos - 1][-1] <= self._lists[pos][0]
# Check _maxes index is the last value of each sublist.
for pos in range(len(self._maxes)):
assert self._maxes[pos] == self._lists[pos][-1]
# Check sublist lengths are less than double load-factor.
double = self._load << 1
assert all(len(sublist) <= double for sublist in self._lists)
# Check sublist lengths are greater than half load-factor for all
# but the last sublist.
half = self._load >> 1
for pos in range(0, len(self._lists) - 1):
assert len(self._lists[pos]) >= half
if self._index:
assert self._len == self._index[0]
assert len(self._index) == self._offset + len(self._lists)
# Check index leaf nodes equal length of sublists.
for pos in range(len(self._lists)):
leaf = self._index[self._offset + pos]
assert leaf == len(self._lists[pos])
# Check index branch nodes are the sum of their children.
for pos in range(self._offset):
child = (pos << 1) + 1
if child >= len(self._index):
assert self._index[pos] == 0
elif child + 1 == len(self._index):
assert self._index[pos] == self._index[child]
else:
child_sum = self._index[child] + self._index[child + 1]
assert child_sum == self._index[pos]
except:
traceback.print_exc(file=sys.stdout)
print('len', self._len)
print('load', self._load)
print('offset', self._offset)
print('len_index', len(self._index))
print('index', self._index)
print('len_maxes', len(self._maxes))
print('maxes', self._maxes)
print('len_lists', len(self._lists))
print('lists', self._lists)
raise
def identity(value):
return value
class SortedKeyList(SortedList):
def __init__(self, iterable=None, key=identity):
self._key = key
self._len = 0
self._load = self.DEFAULT_LOAD_FACTOR
self._lists = []
self._keys = []
self._maxes = []
self._index = []
self._offset = 0
if iterable is not None:
self._update(iterable)
def __new__(cls, iterable=None, key=identity):
return object.__new__(cls)
@property
def key(self):
return self._key
def clear(self):
self._len = 0
del self._lists[:]
del self._keys[:]
del self._maxes[:]
del self._index[:]
_clear = clear
def add(self, value):
_lists = self._lists
_keys = self._keys
_maxes = self._maxes
key = self._key(value)
if _maxes:
pos = bisect_right(_maxes, key)
if pos == len(_maxes):
pos -= 1
_lists[pos].append(value)
_keys[pos].append(key)
_maxes[pos] = key
else:
idx = bisect_right(_keys[pos], key)
_lists[pos].insert(idx, value)
_keys[pos].insert(idx, key)
self._expand(pos)
else:
_lists.append([value])
_keys.append([key])
_maxes.append(key)
self._len += 1
def _expand(self, pos):
_lists = self._lists
_keys = self._keys
_index = self._index
if len(_keys[pos]) > (self._load << 1):
_maxes = self._maxes
_load = self._load
_lists_pos = _lists[pos]
_keys_pos = _keys[pos]
half = _lists_pos[_load:]
half_keys = _keys_pos[_load:]
del _lists_pos[_load:]
del _keys_pos[_load:]
_maxes[pos] = _keys_pos[-1]
_lists.insert(pos + 1, half)
_keys.insert(pos + 1, half_keys)
_maxes.insert(pos + 1, half_keys[-1])
del _index[:]
else:
if _index:
child = self._offset + pos
while child:
_index[child] += 1
child = (child - 1) >> 1
_index[0] += 1
def update(self, iterable):
_lists = self._lists
_keys = self._keys
_maxes = self._maxes
values = sorted(iterable, key=self._key)
if _maxes:
if len(values) * 4 >= self._len:
_lists.append(values)
values = reduce(iadd, _lists, [])
values.sort(key=self._key)
self._clear()
else:
_add = self.add
for val in values:
_add(val)
return
_load = self._load
_lists.extend(
values[pos : (pos + _load)] for pos in range(0, len(values), _load)
)
_keys.extend(list(map(self._key, _list)) for _list in _lists)
_maxes.extend(sublist[-1] for sublist in _keys)
self._len = len(values)
del self._index[:]
_update = update
def __contains__(self, value):
_maxes = self._maxes
if not _maxes:
return False
key = self._key(value)
pos = bisect_left(_maxes, key)
if pos == len(_maxes):
return False
_lists = self._lists
_keys = self._keys
idx = bisect_left(_keys[pos], key)
len_keys = len(_keys)
len_sublist = len(_keys[pos])
while True:
if _keys[pos][idx] != key:
return False
if _lists[pos][idx] == value:
return True
idx += 1
if idx == len_sublist:
pos += 1
if pos == len_keys:
return False
len_sublist = len(_keys[pos])
idx = 0
def discard(self, value):
_maxes = self._maxes
if not _maxes:
return
key = self._key(value)
pos = bisect_left(_maxes, key)
if pos == len(_maxes):
return
_lists = self._lists
_keys = self._keys
idx = bisect_left(_keys[pos], key)
len_keys = len(_keys)
len_sublist = len(_keys[pos])
while True:
if _keys[pos][idx] != key:
return
if _lists[pos][idx] == value:
self._delete(pos, idx)
return
idx += 1
if idx == len_sublist:
pos += 1
if pos == len_keys:
return
len_sublist = len(_keys[pos])
idx = 0
def remove(self, value):
_maxes = self._maxes
if not _maxes:
raise ValueError(f'{value!r} not in list')
key = self._key(value)
pos = bisect_left(_maxes, key)
if pos == len(_maxes):
raise ValueError(f'{value!r} not in list')
_lists = self._lists
_keys = self._keys
idx = bisect_left(_keys[pos], key)
len_keys = len(_keys)
len_sublist = len(_keys[pos])
while True:
if _keys[pos][idx] != key:
raise ValueError(f'{value!r} not in list')
if _lists[pos][idx] == value:
self._delete(pos, idx)
return
idx += 1
if idx == len_sublist:
pos += 1
if pos == len_keys:
raise ValueError(f'{value!r} not in list')
len_sublist = len(_keys[pos])
idx = 0
def _delete(self, pos, idx):
_lists = self._lists
_keys = self._keys
_maxes = self._maxes
_index = self._index
keys_pos = _keys[pos]
lists_pos = _lists[pos]
del keys_pos[idx]
del lists_pos[idx]
self._len -= 1
len_keys_pos = len(keys_pos)
if len_keys_pos > (self._load >> 1):
_maxes[pos] = keys_pos[-1]
if _index:
child = self._offset + pos
while child > 0:
_index[child] -= 1
child = (child - 1) >> 1
_index[0] -= 1
elif len(_keys) > 1:
if not pos:
pos += 1
prev = pos - 1
_keys[prev].extend(_keys[pos])
_lists[prev].extend(_lists[pos])
_maxes[prev] = _keys[prev][-1]
del _lists[pos]
del _keys[pos]
del _maxes[pos]
del _index[:]
self._expand(prev)
elif len_keys_pos:
_maxes[pos] = keys_pos[-1]
else:
del _lists[pos]
del _keys[pos]
del _maxes[pos]
del _index[:]
def irange(self, minimum=None, maximum=None, inclusive=(True, True), reverse=False):
min_key = self._key(minimum) if minimum is not None else None
max_key = self._key(maximum) if maximum is not None else None
return self._irange_key(
min_key=min_key,
max_key=max_key,
inclusive=inclusive,
reverse=reverse,
)
def irange_key(
self, min_key=None, max_key=None, inclusive=(True, True), reverse=False
):
_maxes = self._maxes
if not _maxes:
return iter(())
_keys = self._keys
# Calculate the minimum (pos, idx) pair. By default this location
# will be inclusive in our calculation.
if min_key is None:
min_pos = 0
min_idx = 0
else:
if inclusive[0]:
min_pos = bisect_left(_maxes, min_key)
if min_pos == len(_maxes):
return iter(())
min_idx = bisect_left(_keys[min_pos], min_key)
else:
min_pos = bisect_right(_maxes, min_key)
if min_pos == len(_maxes):
return iter(())
min_idx = bisect_right(_keys[min_pos], min_key)
# Calculate the maximum (pos, idx) pair. By default this location
# will be exclusive in our calculation.
if max_key is None:
max_pos = len(_maxes) - 1
max_idx = len(_keys[max_pos])
else:
if inclusive[1]:
max_pos = bisect_right(_maxes, max_key)
if max_pos == len(_maxes):
max_pos -= 1
max_idx = len(_keys[max_pos])
else:
max_idx = bisect_right(_keys[max_pos], max_key)
else:
max_pos = bisect_left(_maxes, max_key)
if max_pos == len(_maxes):
max_pos -= 1
max_idx = len(_keys[max_pos])
else:
max_idx = bisect_left(_keys[max_pos], max_key)
return self._islice(min_pos, min_idx, max_pos, max_idx, reverse)
_irange_key = irange_key
def bisect_left(self, value):
return self._bisect_key_left(self._key(value))
def bisect_right(self, value):
return self._bisect_key_right(self._key(value))
bisect = bisect_right
def bisect_key_left(self, key):
_maxes = self._maxes
if not _maxes:
return 0
pos = bisect_left(_maxes, key)
if pos == len(_maxes):
return self._len
idx = bisect_left(self._keys[pos], key)
return self._loc(pos, idx)
_bisect_key_left = bisect_key_left
def bisect_key_right(self, key):
_maxes = self._maxes
if not _maxes:
return 0
pos = bisect_right(_maxes, key)
if pos == len(_maxes):
return self._len
idx = bisect_right(self._keys[pos], key)
return self._loc(pos, idx)
bisect_key = bisect_key_right
_bisect_key_right = bisect_key_right
def count(self, value):
_maxes = self._maxes
if not _maxes:
return 0
key = self._key(value)
pos = bisect_left(_maxes, key)
if pos == len(_maxes):
return 0
_lists = self._lists
_keys = self._keys
idx = bisect_left(_keys[pos], key)
total = 0
len_keys = len(_keys)
len_sublist = len(_keys[pos])
while True:
if _keys[pos][idx] != key:
return total
if _lists[pos][idx] == value:
total += 1
idx += 1
if idx == len_sublist:
pos += 1
if pos == len_keys:
return total
len_sublist = len(_keys[pos])
idx = 0
def copy(self):
return self.__class__(self, key=self._key)
__copy__ = copy
def index(self, value, start=None, stop=None):
_len = self._len
if not _len:
raise ValueError(f'{value!r} is not in list')
if start is None:
start = 0
if start < 0:
start += _len
if start < 0:
start = 0
if stop is None:
stop = _len
if stop < 0:
stop += _len
if stop > _len:
stop = _len
if stop <= start:
raise ValueError(f'{value!r} is not in list')
_maxes = self._maxes
key = self._key(value)
pos = bisect_left(_maxes, key)
if pos == len(_maxes):
raise ValueError(f'{value!r} is not in list')
stop -= 1
_lists = self._lists
_keys = self._keys
idx = bisect_left(_keys[pos], key)
len_keys = len(_keys)
len_sublist = len(_keys[pos])
while True:
if _keys[pos][idx] != key:
raise ValueError(f'{value!r} is not in list')
if _lists[pos][idx] == value:
loc = self._loc(pos, idx)
if start <= loc <= stop:
return loc
elif loc > stop:
break
idx += 1
if idx == len_sublist:
pos += 1
if pos == len_keys:
raise ValueError(f'{value!r} is not in list')
len_sublist = len(_keys[pos])
idx = 0
raise ValueError(f'{value!r} is not in list')
def __add__(self, other):
values = reduce(iadd, self._lists, [])
values.extend(other)
return self.__class__(values, key=self._key)
__radd__ = __add__
def __mul__(self, num):
values = reduce(iadd, self._lists, []) * num
return self.__class__(values, key=self._key)
def __reduce__(self):
values = reduce(iadd, self._lists, [])
return (type(self), (values, self.key))
@recursive_repr()
def __repr__(self):
type_name = type(self).__name__
return f'{type_name}({list(self)!r}, key={self._key!r})'
def _check(self):
try:
assert self._load >= 4
assert len(self._maxes) == len(self._lists) == len(self._keys)
assert self._len == sum(len(sublist) for sublist in self._lists)
# Check all sublists are sorted.
for sublist in self._keys:
for pos in range(1, len(sublist)):
assert sublist[pos - 1] <= sublist[pos]
# Check beginning/end of sublists are sorted.
for pos in range(1, len(self._keys)):
assert self._keys[pos - 1][-1] <= self._keys[pos][0]
# Check _keys matches _key mapped to _lists.
for val_sublist, key_sublist in zip(self._lists, self._keys):
assert len(val_sublist) == len(key_sublist)
for val, key in zip(val_sublist, key_sublist):
assert self._key(val) == key
# Check _maxes index is the last value of each sublist.
for pos in range(len(self._maxes)):
assert self._maxes[pos] == self._keys[pos][-1]
# Check sublist lengths are less than double load-factor.
double = self._load << 1
assert all(len(sublist) <= double for sublist in self._lists)
# Check sublist lengths are greater than half load-factor for all
# but the last sublist.
half = self._load >> 1
for pos in range(0, len(self._lists) - 1):
assert len(self._lists[pos]) >= half
if self._index:
assert self._len == self._index[0]
assert len(self._index) == self._offset + len(self._lists)
# Check index leaf nodes equal length of sublists.
for pos in range(len(self._lists)):
leaf = self._index[self._offset + pos]
assert leaf == len(self._lists[pos])
# Check index branch nodes are the sum of their children.
for pos in range(self._offset):
child = (pos << 1) + 1
if child >= len(self._index):
assert self._index[pos] == 0
elif child + 1 == len(self._index):
assert self._index[pos] == self._index[child]
else:
child_sum = self._index[child] + self._index[child + 1]
assert child_sum == self._index[pos]
except:
traceback.print_exc(file=sys.stdout)
print('len', self._len)
print('load', self._load)
print('offset', self._offset)
print('len_index', len(self._index))
print('index', self._index)
print('len_maxes', len(self._maxes))
print('maxes', self._maxes)
print('len_keys', len(self._keys))
print('keys', self._keys)
print('len_lists', len(self._lists))
print('lists', self._lists)
raise
N,M = map(int,input().split())
S = SortedList(range(1,N+1))
dic = {"Y":0, "K":1, "C":2}
ans = [0] * 3
for _ in range(M):
l,r,t = input().split()
l = int(l)
r = int(r)
if S:
i = S.bisect_left(l)
while i < len(S) and S[i] <= r:
ans[dic[t]] +=1
S.pop(i)
print(*ans)