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 |
---|---|---|---|---|---|---|---|---|---|
#315139 | #2343. First of Her Name | PetroTarnavskyi | AC ✓ | 1132ms | 419028kb | C++20 | 2.2kb | 2024-01-27 00:11:34 | 2024-01-27 00:11:34 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define FOR(i, a, b) for(int i = (a); i < (b); i++)
#define RFOR(i, a, b) for(int i = (a) - 1; i >= (b); i--)
#define SZ(a) int(a.size())
#define ALL(a) a.begin(), a.end()
#define PB push_back
#define MP make_pair
#define F first
#define S second
typedef long long LL;
typedef vector<int> VI;
typedef pair<int, int> PII;
typedef double db;
const int AL = 26;
struct Node
{
int p;
int c;
int g[AL];
int nxt[AL];
int link;
Node(int _c, int _p)
{
c = _c;
p = _p;
fill(g, g + AL, -1);
fill(nxt, nxt + AL, -1);
link = -1;
}
};
struct AC
{
vector<Node> a;
void init(int n)
{
a.reserve(n);
a.PB(Node(-1, -1));
}
int addStr(const string& s)
{
int v = 0;
FOR (i, 0, SZ(s))
{
// change to [0 AL)
int c = s[i] - 'A';
if (a[v].nxt[c] == -1)
{
a[v].nxt[c] = SZ(a);
a.PB(Node(c, v));
}
v = a[v].nxt[c];
}
return v;
}
int go(int v, int c)
{
if (a[v].g[c] != -1)
return a[v].g[c];
if (a[v].nxt[c] != -1)
a[v].g[c] = a[v].nxt[c];
else if (v != 0)
a[v].g[c] = go(getLink(v), c);
else
a[v].g[c] = 0;
return a[v].g[c];
}
int getLink(int v)
{
if (a[v].link != -1)
return a[v].link;
if (v == 0 || a[v].p == 0)
return 0;
return a[v].link=go(getLink(a[v].p), a[v].c);
}
};
const int N = 1'000'447;
AC A;
int c[N];
VI g[N];
VI g2[N];
int a[N];
int val[N];
void dfs(int v, int x)
{
x = A.go(x, c[v] - 'A');
val[x]++;
for (auto to : g[v])
dfs(to, x);
}
void dfs2(int v)
{
for (auto to : g2[v])
{
if (to != 0)
{
dfs2(to);
val[v] += val[to];
}
}
}
int main()
{
ios::sync_with_stdio(0);
cin.tie(0);
cout << fixed << setprecision(15);
A.init(N);
int n, k;
cin >> n >> k;
vector<string> v(k);
FOR (i, 0, n)
{
char ch;
int par;
cin >> ch >> par;
c[i + 1] = ch;
g[par].PB(i + 1);
}
FOR (i, 0, k)
{
cin >> v[i];
reverse(ALL(v[i]));
a[i] = A.addStr(v[i]);
}
FOR (i, 0, SZ(A.a))
{
g2[A.getLink(i)].PB(i);
}
dfs(1, 0);
dfs2(0);
FOR (i, 0, k)
{
cout << val[a[i]] << '\n';
}
cerr << double(clock()) / CLOCKS_PER_SEC << '\n';
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 8024kb
Test #2:
score: 0
Accepted
time: 0ms
memory: 8028kb
Test #3:
score: 0
Accepted
time: 3ms
memory: 8092kb
Test #4:
score: 0
Accepted
time: 3ms
memory: 8092kb
Test #5:
score: 0
Accepted
time: 3ms
memory: 8040kb
Test #6:
score: 0
Accepted
time: 0ms
memory: 8096kb
Test #7:
score: 0
Accepted
time: 3ms
memory: 8256kb
Test #8:
score: 0
Accepted
time: 0ms
memory: 8040kb
Test #9:
score: 0
Accepted
time: 3ms
memory: 8020kb
Test #10:
score: 0
Accepted
time: 3ms
memory: 8024kb
Test #11:
score: 0
Accepted
time: 188ms
memory: 381240kb
Test #12:
score: 0
Accepted
time: 3ms
memory: 7964kb
Test #13:
score: 0
Accepted
time: 0ms
memory: 8024kb
Test #14:
score: 0
Accepted
time: 3ms
memory: 7968kb
Test #15:
score: 0
Accepted
time: 3ms
memory: 7984kb
Test #16:
score: 0
Accepted
time: 0ms
memory: 8192kb
Test #17:
score: 0
Accepted
time: 3ms
memory: 8256kb
Test #18:
score: 0
Accepted
time: 3ms
memory: 8128kb
Test #19:
score: 0
Accepted
time: 3ms
memory: 8000kb
Test #20:
score: 0
Accepted
time: 3ms
memory: 8028kb
Test #21:
score: 0
Accepted
time: 0ms
memory: 8124kb
Test #22:
score: 0
Accepted
time: 0ms
memory: 8124kb
Test #23:
score: 0
Accepted
time: 0ms
memory: 11244kb
Test #24:
score: 0
Accepted
time: 0ms
memory: 11644kb
Test #25:
score: 0
Accepted
time: 0ms
memory: 8572kb
Test #26:
score: 0
Accepted
time: 6ms
memory: 12268kb
Test #27:
score: 0
Accepted
time: 4ms
memory: 8508kb
Test #28:
score: 0
Accepted
time: 0ms
memory: 11636kb
Test #29:
score: 0
Accepted
time: 4ms
memory: 8508kb
Test #30:
score: 0
Accepted
time: 4ms
memory: 8916kb
Test #31:
score: 0
Accepted
time: 7ms
memory: 14112kb
Test #32:
score: 0
Accepted
time: 11ms
memory: 17000kb
Test #33:
score: 0
Accepted
time: 13ms
memory: 22072kb
Test #34:
score: 0
Accepted
time: 104ms
memory: 110128kb
Test #35:
score: 0
Accepted
time: 241ms
memory: 68380kb
Test #36:
score: 0
Accepted
time: 269ms
memory: 276684kb
Test #37:
score: 0
Accepted
time: 183ms
memory: 188912kb
Test #38:
score: 0
Accepted
time: 120ms
memory: 51080kb
Test #39:
score: 0
Accepted
time: 1091ms
memory: 419028kb
Test #40:
score: 0
Accepted
time: 1132ms
memory: 414540kb
Test #41:
score: 0
Accepted
time: 109ms
memory: 98160kb
Test #42:
score: 0
Accepted
time: 228ms
memory: 303168kb
Test #43:
score: 0
Accepted
time: 107ms
memory: 110044kb
Test #44:
score: 0
Accepted
time: 168ms
memory: 143396kb
Test #45:
score: 0
Accepted
time: 210ms
memory: 77016kb
Test #46:
score: 0
Accepted
time: 3ms
memory: 8060kb
Test #47:
score: 0
Accepted
time: 4ms
memory: 8088kb
Test #48:
score: 0
Accepted
time: 0ms
memory: 8160kb
Test #49:
score: 0
Accepted
time: 0ms
memory: 8028kb
Test #50:
score: 0
Accepted
time: 3ms
memory: 8188kb
Test #51:
score: 0
Accepted
time: 3ms
memory: 8060kb
Test #52:
score: 0
Accepted
time: 0ms
memory: 8060kb
Test #53:
score: 0
Accepted
time: 3ms
memory: 11356kb
Test #54:
score: 0
Accepted
time: 4ms
memory: 13968kb
Test #55:
score: 0
Accepted
time: 3ms
memory: 8192kb
Test #56:
score: 0
Accepted
time: 6ms
memory: 8936kb