結果
問題 | No.230 Splarraay スプラレェーイ |
ユーザー | maspy |
提出日時 | 2020-04-25 11:56:30 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 2,560 ms / 5,000 ms |
コード長 | 3,218 bytes |
コンパイル時間 | 276 ms |
コンパイル使用メモリ | 82,036 KB |
実行使用メモリ | 192,824 KB |
最終ジャッジ日時 | 2024-11-06 21:50:18 |
合計ジャッジ時間 | 16,430 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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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 | 40 ms
54,244 KB |
testcase_01 | AC | 39 ms
53,260 KB |
testcase_02 | AC | 40 ms
53,008 KB |
testcase_03 | AC | 39 ms
53,096 KB |
testcase_04 | AC | 38 ms
52,972 KB |
testcase_05 | AC | 219 ms
78,680 KB |
testcase_06 | AC | 451 ms
82,784 KB |
testcase_07 | AC | 168 ms
76,972 KB |
testcase_08 | AC | 282 ms
80,016 KB |
testcase_09 | AC | 1,263 ms
126,972 KB |
testcase_10 | AC | 1,057 ms
109,468 KB |
testcase_11 | AC | 947 ms
107,512 KB |
testcase_12 | AC | 1,329 ms
127,092 KB |
testcase_13 | AC | 508 ms
86,284 KB |
testcase_14 | AC | 510 ms
118,108 KB |
testcase_15 | AC | 1,146 ms
118,016 KB |
testcase_16 | AC | 1,766 ms
151,812 KB |
testcase_17 | AC | 2,560 ms
192,824 KB |
testcase_18 | AC | 732 ms
118,300 KB |
testcase_19 | AC | 1,820 ms
157,108 KB |
ソースコード
import sys read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline readlines = sys.stdin.buffer.readlines class LazySegTree: X_unit = (0, 0, 0) # 無色、色1、色2 A_unit = None @classmethod def X_f(cls, x, y): a, b, c = x d, e, f = y return (a + d, b + e, c + f) @classmethod def A_f(cls, x, y): if x is None: return y if y is None: return x return y @classmethod def operate(cls, x, y): if y is None: return x s = sum(x) if y == 1: return (0, s, 0) else: return (0, 0, s) def __init__(self, N): self.N = N self.X = [self.X_unit] * (N + N) self.A = [self.A_unit] * (N + N) def build(self, seq): for i, x in enumerate(seq, self.N): self.X[i] = x for i in range(self.N - 1, 0, -1): self.X[i] = self.X_f(self.X[i << 1], self.X[i << 1 | 1]) def _eval_at(self, i): return self.operate(self.X[i], self.A[i]) def _propagate_at(self, i): self.X[i] = self._eval_at(i) self.A[i << 1] = self.A_f(self.A[i << 1], self.A[i]) self.A[i << 1 | 1] = self.A_f(self.A[i << 1 | 1], self.A[i]) self.A[i] = self.A_unit def _propagate_above(self, i): H = i.bit_length() - 1 for h in range(H, 0, -1): self._propagate_at(i >> h) def _recalc_above(self, i): while i > 1: i >>= 1 self.X[i] = self.X_f(self._eval_at(i << 1), self._eval_at(i << 1 | 1)) def set_val(self, i, x): i += self.N self._propagate_above(i) self.X[i] = x self.A[i] = self.A_unit self._recalc_above(i) def fold(self, L, R): L += self.N R += self.N self._propagate_above(L // (L & -L)) self._propagate_above(R // (R & -R) - 1) vL = self.X_unit vR = self.X_unit while L < R: if L & 1: vL = self.X_f(vL, self._eval_at(L)) L += 1 if R & 1: R -= 1 vR = self.X_f(self._eval_at(R), vR) L >>= 1 R >>= 1 return self.X_f(vL, vR) def operate_range(self, L, R, x): L += self.N R += self.N L0 = L // (L & -L) R0 = R // (R & -R) - 1 self._propagate_above(L0) self._propagate_above(R0) while L < R: if L & 1: self.A[L] = self.A_f(self.A[L], x) L += 1 if R & 1: R -= 1 self.A[R] = self.A_f(self.A[R], x) L >>= 1 R >>= 1 self._recalc_above(L0) self._recalc_above(R0) N = int(readline()) Q = int(readline()) score_A = 0 score_B = 0 seg = LazySegTree(N) seg.build([(1, 0, 0)] * N) m = map(int, read().split()) for x, L, R in zip(m, m, m): R += 1 if x == 0: _, a, b = seg.fold(L, R) if a > b: score_A += a elif b > a: score_B += b else: seg.operate_range(L, R, x) _, a, b = seg.fold(0, N) print(score_A + a, score_B + b)