QOJ.ac
QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#94963 | #2343. First of Her Name | DaiRuiChen007 | AC ✓ | 890ms | 281992kb | C++14 | 1.3kb | 2023-04-08 14:49:43 | 2023-04-08 14:49:46 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
const int MAXN=2e6+1;
struct node {
int fail,son[26];
inline int& operator [](const int &i) { return son[i]; }
inline int& operator [](const char &ch) { return son[ch-'A']; }
} tr[MAXN];
int siz=0;
inline int insert(string str) {
int pos=0;
for(auto ch:str) {
if(!tr[pos][ch]) tr[pos][ch]=++siz;
pos=tr[pos][ch];
}
return pos;
}
inline void build() {
queue <int> q;
for(int ch=0;ch<26;++ch) if(tr[0][ch]) q.push(tr[0][ch]);
while(!q.empty()) {
int pos=q.front(); q.pop();
for(int ch=0;ch<26;++ch) {
if(tr[pos][ch]) {
tr[tr[pos][ch]].fail=tr[tr[pos].fail][ch];
q.push(tr[pos][ch]);
} else tr[pos][ch]=tr[tr[pos].fail][ch];
}
}
}
vector <int> G[MAXN];
int sum[MAXN],id[MAXN];
inline void dfs(int p) {
for(int v:G[p]) {
dfs(v);
sum[p]+=sum[v];
}
}
signed main() {
int n,k;
cin>>n>>k;
for(int i=1;i<=n;++i) {
char c;
int x;
cin>>c>>x;
tr[x][c]=i;
}
siz=n;
for(int i=1;i<=k;++i) {
string str;
cin>>str;
reverse(str.begin(),str.end());
id[i]=insert(str);
}
build();
for(int i=1;i<=siz;++i) G[tr[i].fail].push_back(i);
for(int i=1;i<=n;++i) ++sum[i];
dfs(0);
for(int i=1;i<=k;++i) printf("%d\n",sum[id[i]]);
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 10ms
memory: 52660kb
Test #2:
score: 0
Accepted
time: 1ms
memory: 54728kb
Test #3:
score: 0
Accepted
time: 6ms
memory: 52664kb
Test #4:
score: 0
Accepted
time: 6ms
memory: 52800kb
Test #5:
score: 0
Accepted
time: 3ms
memory: 52672kb
Test #6:
score: 0
Accepted
time: 1ms
memory: 52816kb
Test #7:
score: 0
Accepted
time: 4ms
memory: 52760kb
Test #8:
score: 0
Accepted
time: 9ms
memory: 52800kb
Test #9:
score: 0
Accepted
time: 9ms
memory: 50744kb
Test #10:
score: 0
Accepted
time: 0ms
memory: 52736kb
Test #11:
score: 0
Accepted
time: 341ms
memory: 220184kb
Test #12:
score: 0
Accepted
time: 8ms
memory: 52816kb
Test #13:
score: 0
Accepted
time: 7ms
memory: 52804kb
Test #14:
score: 0
Accepted
time: 7ms
memory: 50612kb
Test #15:
score: 0
Accepted
time: 5ms
memory: 52684kb
Test #16:
score: 0
Accepted
time: 7ms
memory: 52740kb
Test #17:
score: 0
Accepted
time: 3ms
memory: 52808kb
Test #18:
score: 0
Accepted
time: 5ms
memory: 52800kb
Test #19:
score: 0
Accepted
time: 3ms
memory: 52656kb
Test #20:
score: 0
Accepted
time: 10ms
memory: 52776kb
Test #21:
score: 0
Accepted
time: 7ms
memory: 52816kb
Test #22:
score: 0
Accepted
time: 7ms
memory: 52780kb
Test #23:
score: 0
Accepted
time: 10ms
memory: 55428kb
Test #24:
score: 0
Accepted
time: 10ms
memory: 53364kb
Test #25:
score: 0
Accepted
time: 7ms
memory: 54968kb
Test #26:
score: 0
Accepted
time: 13ms
memory: 53276kb
Test #27:
score: 0
Accepted
time: 11ms
memory: 54904kb
Test #28:
score: 0
Accepted
time: 10ms
memory: 53232kb
Test #29:
score: 0
Accepted
time: 9ms
memory: 52824kb
Test #30:
score: 0
Accepted
time: 16ms
memory: 55168kb
Test #31:
score: 0
Accepted
time: 16ms
memory: 53336kb
Test #32:
score: 0
Accepted
time: 15ms
memory: 57572kb
Test #33:
score: 0
Accepted
time: 31ms
memory: 59944kb
Test #34:
score: 0
Accepted
time: 383ms
memory: 222140kb
Test #35:
score: 0
Accepted
time: 645ms
memory: 169656kb
Test #36:
score: 0
Accepted
time: 890ms
memory: 281992kb
Test #37:
score: 0
Accepted
time: 366ms
memory: 182164kb
Test #38:
score: 0
Accepted
time: 433ms
memory: 167844kb
Test #39:
score: 0
Accepted
time: 396ms
memory: 212084kb
Test #40:
score: 0
Accepted
time: 394ms
memory: 209644kb
Test #41:
score: 0
Accepted
time: 455ms
memory: 210732kb
Test #42:
score: 0
Accepted
time: 570ms
memory: 240212kb
Test #43:
score: 0
Accepted
time: 399ms
memory: 170844kb
Test #44:
score: 0
Accepted
time: 535ms
memory: 225208kb
Test #45:
score: 0
Accepted
time: 576ms
memory: 173700kb
Test #46:
score: 0
Accepted
time: 7ms
memory: 52688kb
Test #47:
score: 0
Accepted
time: 4ms
memory: 52752kb
Test #48:
score: 0
Accepted
time: 7ms
memory: 52664kb
Test #49:
score: 0
Accepted
time: 3ms
memory: 50616kb
Test #50:
score: 0
Accepted
time: 4ms
memory: 54708kb
Test #51:
score: 0
Accepted
time: 7ms
memory: 52812kb
Test #52:
score: 0
Accepted
time: 2ms
memory: 52744kb
Test #53:
score: 0
Accepted
time: 4ms
memory: 53912kb
Test #54:
score: 0
Accepted
time: 18ms
memory: 54432kb
Test #55:
score: 0
Accepted
time: 8ms
memory: 52704kb
Test #56:
score: 0
Accepted
time: 12ms
memory: 54916kb