結果
問題 | No.2020 Sum of Common Prefix Length |
ユーザー | souta-1326 |
提出日時 | 2022-07-12 22:57:35 |
言語 | Python3 (3.12.2 + numpy 1.26.4 + scipy 1.12.0) |
結果 |
TLE
|
実行時間 | - |
コード長 | 2,159 bytes |
コンパイル時間 | 174 ms |
コンパイル使用メモリ | 13,184 KB |
実行使用メモリ | 209,512 KB |
最終ジャッジ日時 | 2024-06-23 21:05:50 |
合計ジャッジ時間 | 35,828 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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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 | 501 ms
128,668 KB |
testcase_01 | AC | 498 ms
121,472 KB |
testcase_02 | AC | 499 ms
121,344 KB |
testcase_03 | AC | 517 ms
121,856 KB |
testcase_04 | AC | 516 ms
121,856 KB |
testcase_05 | AC | 516 ms
121,856 KB |
testcase_06 | AC | 510 ms
121,856 KB |
testcase_07 | AC | 1,572 ms
143,760 KB |
testcase_08 | AC | 1,512 ms
143,788 KB |
testcase_09 | AC | 1,444 ms
143,764 KB |
testcase_10 | AC | 1,529 ms
143,952 KB |
testcase_11 | AC | 1,496 ms
143,760 KB |
testcase_12 | AC | 1,527 ms
143,956 KB |
testcase_13 | AC | 1,493 ms
143,944 KB |
testcase_14 | AC | 1,607 ms
143,768 KB |
testcase_15 | TLE | - |
testcase_16 | AC | 1,968 ms
195,248 KB |
testcase_17 | TLE | - |
testcase_18 | TLE | - |
testcase_19 | TLE | - |
testcase_20 | TLE | - |
testcase_21 | TLE | - |
testcase_22 | -- | - |
testcase_23 | -- | - |
testcase_24 | -- | - |
testcase_25 | -- | - |
testcase_26 | -- | - |
testcase_27 | -- | - |
testcase_28 | -- | - |
testcase_29 | -- | - |
testcase_30 | -- | - |
testcase_31 | -- | - |
testcase_32 | -- | - |
testcase_33 | -- | - |
testcase_34 | -- | - |
testcase_35 | -- | - |
testcase_36 | -- | - |
testcase_37 | -- | - |
ソースコード
import sys from copy import deepcopy readline = sys.stdin.readline class Fenwick_Tree: def __init__(self,N:int): self.N = N self.dat = [0]*(N+1) def inc(self,p:int): p += 1 while p <= self.N: self.dat[p] += 1 p += p&-p def dec(self,p:int): p += 1 while p <= self.N: self.dat[p] -= 1 p += p&-p def _sum(self,r:int): s = 0 while r: s += self.dat[r] r -= r&-r return s class EulerTour: def __init__(self,G): self.N = len(G) self.begin = [0]*self.N self.end = [0]*self.N self.B_v = Fenwick_Tree(self.N*2) cnt = 0 f = 0 itr = [0]*self.N par = [0]*self.N par[f] = -1 while f != -1: if itr[f] == 0: self.begin[f] = cnt;cnt+=1 if itr[f] == len(G[f]): self.end[f] = cnt;cnt+=1 f = par[f] continue par[G[f][itr[f]]] = f itr[f]+=1 f = G[f][itr[f]-1] def add(self,p:int): self.B_v.inc(self.begin[p]) self.B_v.dec(self.end[p]) def query(self,p:int): return self.B_v._sum(self.begin[p]+1) def main(): N = int(readline()) S = [list(map(lambda c:ord(c)-97,readline().rstrip())) for _ in range(N)] Q = int(readline()) T = [0]*Q X = [0]*Q C = [""]*Q for i in range(Q): I = readline().split() T[i] = int(I[0]);X[i] = int(I[1])-1 if T[i]==1:C[i] = ord(I[2][0])-97 len_node = 1 nex = [[-1]*26 for i in range(400000)] S2 = deepcopy(S) for i in range(Q): if T[i] == 1: S2[X[i]].append(C[i]) for i in range(N): now_node = 0 for z in S2[i]: if nex[now_node][z] == -1: nex[now_node][z] = len_node len_node += 1 #nex.append([-1]*26) now_node = nex[now_node][z] V = len_node Eul = EulerTour([[elem for elem in nex[i] if elem != -1] for i in range(V)]) now_nodes = [0]*N for i in range(N): for z in S[i]: now_nodes[i] = nex[now_nodes[i]][z] Eul.add(now_nodes[i]) for i in range(Q): if T[i] == 1: now_nodes[X[i]] = nex[now_nodes[X[i]]][C[i]] Eul.add(now_nodes[X[i]]) else: print(Eul.query(now_nodes[X[i]])) if __name__ == "__main__": main()