結果
問題 | No.2020 Sum of Common Prefix Length |
ユーザー | souta-1326 |
提出日時 | 2022-07-12 14:47:13 |
言語 | PyPy3 (7.3.15) |
結果 |
TLE
|
実行時間 | - |
コード長 | 2,104 bytes |
コンパイル時間 | 290 ms |
コンパイル使用メモリ | 87,152 KB |
実行使用メモリ | 303,972 KB |
最終ジャッジ日時 | 2023-09-05 16:42:59 |
合計ジャッジ時間 | 23,596 ms |
ジャッジサーバーID (参考情報) |
judge15 / judge14 |
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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 | 69 ms
71,592 KB |
testcase_01 | AC | 69 ms
71,344 KB |
testcase_02 | AC | 68 ms
71,388 KB |
testcase_03 | AC | 126 ms
79,184 KB |
testcase_04 | AC | 130 ms
79,132 KB |
testcase_05 | AC | 128 ms
79,360 KB |
testcase_06 | AC | 127 ms
79,232 KB |
testcase_07 | AC | 326 ms
96,656 KB |
testcase_08 | AC | 322 ms
96,720 KB |
testcase_09 | AC | 343 ms
96,744 KB |
testcase_10 | AC | 329 ms
97,060 KB |
testcase_11 | AC | 329 ms
96,660 KB |
testcase_12 | AC | 333 ms
96,804 KB |
testcase_13 | AC | 336 ms
96,616 KB |
testcase_14 | AC | 338 ms
96,864 KB |
testcase_15 | AC | 445 ms
138,940 KB |
testcase_16 | AC | 430 ms
138,708 KB |
testcase_17 | AC | 448 ms
148,572 KB |
testcase_18 | AC | 401 ms
128,464 KB |
testcase_19 | AC | 399 ms
132,660 KB |
testcase_20 | AC | 741 ms
235,096 KB |
testcase_21 | AC | 567 ms
207,664 KB |
testcase_22 | AC | 619 ms
206,456 KB |
testcase_23 | AC | 557 ms
204,608 KB |
testcase_24 | AC | 591 ms
219,176 KB |
testcase_25 | AC | 580 ms
217,780 KB |
testcase_26 | AC | 1,680 ms
261,104 KB |
testcase_27 | AC | 69 ms
71,552 KB |
testcase_28 | AC | 376 ms
110,432 KB |
testcase_29 | AC | 388 ms
112,084 KB |
testcase_30 | AC | 390 ms
109,184 KB |
testcase_31 | AC | 1,237 ms
279,740 KB |
testcase_32 | TLE | - |
testcase_33 | TLE | - |
testcase_34 | AC | 456 ms
135,652 KB |
testcase_35 | AC | 446 ms
135,244 KB |
testcase_36 | AC | 1,170 ms
228,328 KB |
testcase_37 | AC | 484 ms
155,868 KB |
ソースコード
import sys 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 = [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] = I[2][0] path = [[0] for _ in range(N)] len_node = 1 nex = [[-1]*26] S2 = S[:] for i in range(Q): if T[i] == 1: S2[X[i]] += C[i] for i in range(N): now_node = 0 for c in S2[i]: z = ord(c)-97 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] path[i].append(now_node) V = len_node Eul = EulerTour([[elem for elem in nex[i] if elem != -1] for i in range(V)]) len_S = list(map(len,S)) for i in range(N): for j in range(len_S[i]):Eul.add(path[i][j+1]) for i in range(Q): if T[i] == 1: len_S[X[i]] += 1 Eul.add(path[X[i]][len_S[X[i]]]) else: print(Eul.query(path[X[i]][len_S[X[i]]])) if __name__ == "__main__": main()