結果
問題 | No.230 Splarraay スプラレェーイ |
ユーザー | rpy3cpp |
提出日時 | 2015-06-23 01:09:18 |
言語 | Python2 (2.7.18) |
結果 |
AC
|
実行時間 | 2,555 ms / 5,000 ms |
コード長 | 4,596 bytes |
コンパイル時間 | 594 ms |
コンパイル使用メモリ | 6,944 KB |
実行使用メモリ | 14,092 KB |
最終ジャッジ日時 | 2023-09-22 00:02:01 |
合計ジャッジ時間 | 13,530 ms |
ジャッジサーバーID (参考情報) |
judge15 / judge12 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 12 ms
6,136 KB |
testcase_01 | AC | 12 ms
6,064 KB |
testcase_02 | AC | 12 ms
6,048 KB |
testcase_03 | AC | 12 ms
6,108 KB |
testcase_04 | AC | 12 ms
6,048 KB |
testcase_05 | AC | 18 ms
6,124 KB |
testcase_06 | AC | 94 ms
6,576 KB |
testcase_07 | AC | 17 ms
5,968 KB |
testcase_08 | AC | 26 ms
6,344 KB |
testcase_09 | AC | 689 ms
10,224 KB |
testcase_10 | AC | 506 ms
12,288 KB |
testcase_11 | AC | 426 ms
8,272 KB |
testcase_12 | AC | 688 ms
10,220 KB |
testcase_13 | AC | 129 ms
6,984 KB |
testcase_14 | AC | 258 ms
12,364 KB |
testcase_15 | AC | 2,555 ms
12,372 KB |
testcase_16 | AC | 1,929 ms
14,092 KB |
testcase_17 | AC | 1,420 ms
14,048 KB |
testcase_18 | AC | 1,988 ms
13,392 KB |
testcase_19 | AC | 976 ms
10,396 KB |
ソースコード
class SplayArray(object): def __init__(self, size): self.pow2s = [1 << i for i in range(1025)] self.cell_capacity = 1024 self.size = size self.capacity = self._calc_capacity(size) self.n_cells = self.capacity // self.cell_capacity self.values = [0] * self.n_cells self.totals = [0] * (self.n_cells * 2) def count(self, L, R): if L == 0 and R == self.size - 1: # その場しのぎの challenge01 対策 return self.totals[1] return self._count(1, self.capacity, L, R + 1) def _calc_capacity(self, size): cap = self.cell_capacity while cap < size: cap <<= 1 return cap def _turn_on(self, idx, cap, L, R): if self.totals[idx] == cap: return if L == 0 and R == cap: self.totals[idx] = cap return if cap == self.cell_capacity: idx_val = idx - self.n_cells if self.totals[idx] == 0: self.values[idx_val] = self.pow2s[R] - self.pow2s[L] self.totals[idx] = R - L return self.values[idx_val] |= self.pow2s[R] - self.pow2s[L] self.totals[idx] = bin(self.values[idx_val]).count('1') return left = idx << 1 right = left + 1 if self.totals[idx] == 0: self.totals[left] = 0 self.totals[right] = 0 mid = cap >> 1 if R <= mid: self._turn_on(left, mid, L, R) elif L >= mid: self._turn_on(right, mid, L - mid, R - mid) else: self._turn_on(left, mid, L, mid) self._turn_on(right, mid, 0, R - mid) self.totals[idx] = self.totals[left] + self.totals[right] def _turn_off(self, idx, cap, L, R): if self.totals[idx] == 0: return if L == 0 and R == cap: self.totals[idx] = 0 return if cap == self.cell_capacity: idx_val = idx - self.n_cells if self.totals[idx] == cap: self.values[idx_val] = self.pow2s[cap] - 1 - self.pow2s[R] + self.pow2s[L] self.totals[idx] = cap - R + L return self.values[idx_val] &= ~(self.pow2s[R] - self.pow2s[L]) self.totals[idx] = bin(self.values[idx_val]).count('1') return left = idx << 1 right = left + 1 mid = cap >> 1 if self.totals[idx] == cap: self.totals[left] = mid self.totals[right] = mid if R <= mid: self._turn_off(left, mid, L, R) elif L >= mid: self._turn_off(right, mid, L - mid, R - mid) else: self._turn_off(left, mid, L, mid) self._turn_off(right, mid, 0, R - mid) self.totals[idx] = self.totals[left] + self.totals[right] def _count(self, idx, cap, L, R): if self.totals[idx] == 0: return 0 if self.totals[idx] == cap: return R - L if L == 0 and R == cap: return self.totals[idx] if cap == self.cell_capacity: return bin((self.values[idx - self.n_cells] >> L) & (self.pow2s[R - L] - 1)).count('1') left = idx << 1 right = left + 1 mid = cap >> 1 if R <= mid: return self._count(left, mid, L, R) if L >= mid: return self._count(right, mid, L - mid, R - mid) return self._count(left, mid, L, mid) + self._count(right, mid, 0, R - mid) if __name__ == '__main__': # import time # start = time.time() # file = 'test_in/4_random_2746.txt' # f = open(file) # data = f.readlines() import sys data = sys.stdin.readlines() N = int(data[0]) cap = 1024 while cap < N: cap <<= 1 Q = int(data[1]) teamA = SplayArray(N) teamB = SplayArray(N) scoreA = 0 scoreB = 0 for line in data[2:Q + 2]: x, l, r = map(int, line.split()) if x == 0: bonusA = teamA.count(l, r) bonusB = teamB.count(l, r) if bonusA > bonusB: scoreA += bonusA elif bonusA < bonusB: scoreB += bonusB elif x == 1: r += 1 teamA._turn_on(1, cap, l, r) teamB._turn_off(1, cap, l, r) else: r += 1 teamA._turn_off(1, cap, l, r) teamB._turn_on(1, cap, l, r) scoreA += teamA.count(0, N-1) scoreB += teamB.count(0, N-1) print('{} {}'.format(scoreA, scoreB))