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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#775263 | #5311. Master of Both | ExtractStars | WA | 4ms | 14132kb | C++17 | 4.9kb | 2024-11-23 15:14:08 | 2024-11-23 15:14:09 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define ft first
#define sd second
#define yes cout << "yes\n"
#define no cout << "no\n"
#define Yes cout << "Yes\n"
#define No cout << "No\n"
#define YES cout << "YES\n"
#define NO cout << "NO\n"
#define pb push_back
#define eb emplace_back
#define all(x) x.begin(), x.end()
#define all1(x) x.begin() + 1, x.end()
#define unq_all(x) x.erase(unique(all(x)), x.end())
#define unq_all1(x) x.erase(unique(all1(x)), x.end())
#define inf 0x3f3f3f3f
#define infll 0x3f3f3f3f3f3f3f3fLL
#define RED cout << "\033[91m" // 红色
#define GREEN cout << "\033[92m" // 绿色
#define YELLOW cout << "\033[93m" // 蓝色
#define BLUE cout << "\033[94m" // 品红
#define MAGENTA cout << "\033[95m" // 青色
#define CYAN cout << "\033[96m" // 青色
#define RESET cout << "\033[0m" // 重置
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
// typedef __int128_t i128;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<ll, int> pli;
typedef pair<string, ll> psl;
typedef tuple<int, int, int> ti3;
typedef tuple<ll, ll, ll> tl3;
typedef tuple<ld, ld, ld> tld3;
typedef vector<bool> vb;
typedef vector<int> vi;
typedef vector<ll> vl;
typedef vector<string> vs;
typedef vector<vi> vvi;
typedef vector<vl> vvl;
// std::mt19937_64 rng(std::chrono::steady_clock::now().time_since_epoch().count());
template <typename T>
inline T read()
{
T x = 0;
int y = 1;
char ch = getchar();
while (ch > '9' || ch < '0')
{
if (ch == '-')
y = -1;
ch = getchar();
}
while (ch >= '0' && ch <= '9')
{
x = (x << 3) + (x << 1) + (ch ^ 48);
ch = getchar();
}
return x * y;
}
template <typename T>
inline void write(T x)
{
if (x < 0)
{
putchar('-');
x = -x;
}
if (x >= 10)
{
write(x / 10);
}
putchar(x % 10 + '0');
}
/*#####################################BEGIN#####################################*/
int val[26][26];
int sum = 0;
struct Trie
{
static const int MAX_LENGTH = 1e5 + 5; // 最大节点数,根据需求调整
int son[MAX_LENGTH][26]; // 存储每个节点的子节点,26个小写字母
int cnt[MAX_LENGTH]; // 存储以每个节点结尾的单词数量
int idx; // 当前使用的节点编号
// 构造函数,初始化所有数据
Trie() : idx(0)
{
init();
}
void init()
{
// 重新初始化所有节点
for (int i = 0; i <= idx; ++i)
{
for (int j = 0; j < 26; ++j)
{
son[i][j] = 0;
}
cnt[i] = 0;
}
idx = 0;
}
// 插入一个字符串到 Trie 中
void insert(const string &s)
{
int p = 0; // 从根节点开始
for (char ch : s)
{
int u = ch - 'a'; // 计算字符对应的下标
if (!son[p][u])
son[p][u] = ++idx; // 创建新节点
for (int j = 0; j < 26; j++)
{
if (j == u)
continue;
val[u][j] += cnt[son[p][j]];
}
p = son[p][u]; // 移动到子节点
cnt[p]++; // 更新以当前节点结尾的单词数量
}
for (int i = 0; i < 26; i++)
{
sum += cnt[son[p][i]];
}
}
// 查询字符串 s 的单词数量
int query(const string &s)
{
int p = 0; // 从根节点开始
for (char ch : s)
{
int u = ch - 'a'; // 计算字符对应的下标
if (!son[p][u])
return 0; // 字符串不存在
p = son[p][u]; // 移动到子节点
}
return cnt[p]; // 返回以当前节点结尾的单词数量
}
} trie;
void solve()
{
int n, q;
cin >> n >> q;
for (int i = 0; i < n; i++)
{
string s;
cin >> s;
trie.insert(s);
}
while (q--)
{
string s;
cin >> s;
int ans = sum;
for (int i = 0; i < 26; i++)
{
for (int j = i + 1; j < 26; j++)
{
ans += val[s[i] - 'a'][s[j] - 'a'];
// cout << ans << " ";
}
// cout << "\n";
}
cout << ans << "\n";
// cout << "\n";
}
}
int main()
{
ios::sync_with_stdio(false), std::cin.tie(0), std::cout.tie(0);
// freopen("test.in", "r", stdin);
// freopen("test.out", "w", stdout);
int _ = 1;
// std::cin >> _;
while (_--)
{
solve();
}
return 0;
}
/*######################################END######################################*/
// 链接:
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3608kb
input:
5 3 aac oiputata aaa suikabudada aba abcdefghijklmnopqrstuvwxyz qwertyuiopasdfghjklzxcvbnm aquickbrownfxjmpsvethlzydg
output:
4 3 4
result:
ok 3 number(s): "4 3 4"
Test #2:
score: -100
Wrong Answer
time: 4ms
memory: 14132kb
input:
100 100 spkfvrbkfsspmnlgrdojwdqutknvzejorqxsmfgbfrhpxkrrtravhmxenjrzypkxounrbantpkaezlcnudjmwxpgqakfoxcmdjcygujdtpluovbisxmklkzzuuyziapzyrszcggjkzrwmtyolnbobubbezdwmumyzyhaogiiolictzjpxbyaamecytpnyzxlumxjkzyfavxlzdwtgrxtqcnddzfocznitlaxlpcceuelqlbmyzetlpaivxnuvuctsbjbaulmbmkangqahpdojqimvmcugjeczkgx...
output:
-1884773542 -1101743140 -1194655448 1027426855 539545060 -1379057271 -2068743575 134730462 646282290 1451436669 -1270951020 1042739898 407629222 715855671 -1651055737 -583836323 1159550350 595588384 -151415735 1264321971 -882269791 1410440901 88574122 -443163651 519582158 -1748530699 -719658618 9007...
result:
wrong answer 1st numbers differ - expected: '2368', found: '-1884773542'