結果
問題 | No.2935 Division Into 3 (Mex Edition) |
ユーザー | amesyu |
提出日時 | 2024-10-12 01:30:30 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 3,035 ms / 5,000 ms |
コード長 | 1,960 bytes |
コンパイル時間 | 219 ms |
コンパイル使用メモリ | 82,256 KB |
実行使用メモリ | 292,612 KB |
最終ジャッジ日時 | 2024-10-12 01:31:32 |
合計ジャッジ時間 | 58,553 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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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 | 468 ms
245,224 KB |
testcase_01 | AC | 442 ms
245,220 KB |
testcase_02 | AC | 452 ms
255,724 KB |
testcase_03 | AC | 2,190 ms
278,228 KB |
testcase_04 | AC | 2,813 ms
289,124 KB |
testcase_05 | AC | 3,035 ms
290,612 KB |
testcase_06 | AC | 3,022 ms
290,512 KB |
testcase_07 | AC | 2,536 ms
286,076 KB |
testcase_08 | AC | 2,580 ms
288,876 KB |
testcase_09 | AC | 2,730 ms
292,612 KB |
testcase_10 | AC | 2,752 ms
292,504 KB |
testcase_11 | AC | 2,007 ms
290,672 KB |
testcase_12 | AC | 2,396 ms
277,372 KB |
testcase_13 | AC | 2,896 ms
274,988 KB |
testcase_14 | AC | 2,787 ms
289,692 KB |
testcase_15 | AC | 2,595 ms
278,644 KB |
testcase_16 | AC | 2,119 ms
274,272 KB |
testcase_17 | AC | 2,864 ms
290,552 KB |
testcase_18 | AC | 2,863 ms
289,976 KB |
testcase_19 | AC | 2,514 ms
273,976 KB |
testcase_20 | AC | 2,678 ms
276,784 KB |
testcase_21 | AC | 2,160 ms
275,580 KB |
testcase_22 | AC | 2,611 ms
276,360 KB |
testcase_23 | AC | 2,680 ms
277,176 KB |
ソースコード
from bisect import bisect_left, bisect_right LOG = 17 MAX_N = 2**LOG # 131072 INF = 10**9 N = int(input()) A = [*map(int, input().split())] ap = [[] for _ in range(MAX_N)] for i in range(N): ap[A[i]].append(i) treeL = [[[] for _ in range(2*MAX_N)] for __ in range(3)] treeR = [[[] for _ in range(2*MAX_N)] for __ in range(3)] interval = [(-1, -1)] * 2 * MAX_N for t in range(1, 2*MAX_N): if t == 1: l, r = 0, MAX_N else: pl, pr = interval[t//2] if t&1: l, r = (pl + pr) >> 1, pr else: l, r = pl, (pl + pr) >> 1 idx = [] for x in range(l, r): for i in ap[x]: idx.append(i) idx.sort() for c in range(1, 4): cnt = [0] * (r - l) R, now = 0, 0 for i in range(len(idx)): assert i <= R while R < len(idx) and now < r - l: pos = A[idx[R]] - l cnt[pos] += 1 if cnt[pos] == c: now += 1 R += 1 if now == r - l: treeL[c-1][t].append(idx[i]) treeR[c-1][t].append(idx[R-1]) if cnt[A[idx[i]]-l] == c: now -= 1 cnt[A[idx[i]]-l] -= 1 treeL[c-1][t].append(INF) treeR[c-1][t].append(INF) interval[t] = (l, r) def query(l, r): mex = [] for c in range(1, 4): ptr = 2 while ptr < 2*MAX_N: L, R = interval[ptr] p = bisect_left(treeL[c-1][ptr], l) p = treeR[c-1][ptr][p] if p < r: ptr = (ptr^1)*2 else: ptr <<= 1 mex.append(ptr//2 - MAX_N) return mex Q = int(input()) ansi = 0 for _ in range(Q): alpha, beta = map(int, input().split()) l, r = alpha ^ ansi, beta ^ ansi mex1, mex2, mex3 = query(l-1, r) ansi = mex1+mex2+mex3 if mex2 == 0: ansi = min(ansi, r-l-1) if mex3 == 0: ansi = min(ansi, r-l) print(ansi)