QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#404467 | #5707. Viruses | zhaohaikun | 0 | 3ms | 14712kb | C++20 | 6.9kb | 2024-05-03 23:30:42 | 2024-05-03 23:30:44 |
Judging History
answer
// MagicDark
#include <bits/stdc++.h>
#define debug cerr << "\033[32m[" << __LINE__ << "]\033[0m "
#define SZ(x) (int) x.size() - 1
#define all(x) x.begin(), x.end()
#define ms(x, y) memset(x, y, sizeof x)
#define F(i, x, y) for (int i = (x); i <= (y); i++)
#define DF(i, x, y) for (int i = (x); i >= (y); i--)
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
template <typename T> T& chkmax(T& x, T y) {return x = max(x, y);}
template <typename T> T& chkmin(T& x, T y) {return x = min(x, y);}
// template <typename T> T& read(T &x) {
// x = 0; int f = 1; char c = getchar();
// for (; !isdigit(c); c = getchar()) if (c == '-') f = -f;
// for (; isdigit(c); c = getchar()) x = (x << 1) + (x << 3) + (c ^ 48);
// return x *= f;
// }
const int N = 110, M = 5010;
int sg, n, m, x[N], y[N], t[N][N], s[N];
//, tpre, tsuf;
ull f[N][M], g[N][M];
bool visf[N][M], visg[N][M];
// unordered_map <string, bool> mp1;
// unordered_map <string, int> mp2;
// unordered_map <string, int> mppre;
// unordered_map <string, int> mpsuf;
// string stpre[N], stsuf[N];
struct DS {
// int tot;
unordered_map <string, int> mp;
// string st[N];
vector <string> st;
// DS() {
// mp[""] = 0;
// st.push_back("");
// }
void ins(string tt) {
if (mp.count(tt)) return;
mp[tt] = st.size();
st.push_back(tt);
}
int query(string st) {
if (mp.count(st)) return mp[st];
return - 1;
}
int size() {
return st.size();
}
} pre, suf, h, ban;
bool check(string st) {
F(l, 0, SZ(st)) {
string s = "";
F(r, l, SZ(st)) {
s += st[r];
if (~ban.query(s)) return false;
}
}
return true;
}
int q1(string st) {
// if (!check(st)) return -1;
DF(i, st.size(), 1) {
string s = st.substr(0, i);
// debug << st << " " << s << endl;
int ans = suf.query(s);
if (~ans) return ans;
}
return 0;
}
int q2(string st) {
// if (!check(st)) return -1;
DF(i, st.size(), 1) {
string s = st.substr(st.size() - i, i);
// debug << st << " " << s << endl;
int ans = pre.query(s);
if (~ans) return ans;
}
return 0;
}
int encode(int x, int y) {
assert(y < pre.size());
return h.size() + x * pre.size() + y;
}
pair <int, int> decode(int x) {
x -= h.size();
// debug << x << " " << x / pre.st.size() << ' ' << x % pre.st.size() << endl;
return make_pair(x / pre.size(), x % pre.size());
}
int calc(string st) {
if (!check(st)) return - 1;
int ans = h.query(st);
if (~ans) return ans;
return encode(q1(st), q2(st));
}
int tot, tt[M][M];
int trans(int x, int y) {
if (x < h.size()) {
if (y < h.st.size()) return calc(h.st[x] + h.st[y]);
pair <int, int> ty = decode(y);
if (!check(h.st[x] + suf.st[ty.first])) return - 1;
return encode(q1(h.st[x] + suf.st[ty.first]), ty.second);
}
pair <int, int> tx = decode(x);
if (y < h.st.size()) {
if (!check(pre.st[tx.second] + h.st[y])) return - 1;
return encode(tx.first, q2(pre.st[tx.second] + h.st[y]));
}
pair <int, int> ty = decode(y);
if (!check(pre.st[tx.second] + suf.st[ty.first])) return - 1;
return encode(tx.first, ty.second);
}
vector <int> p[N];
pair <int, int> u[N];
signed main() {
cin.tie(0) -> sync_with_stdio(0); // don't use puts
cin >> sg >> n >> m;
ms(f, 127), ms(g, 127);
ull inf = f[0][0];
// debug << inf << endl;
// debug << (1ull << 63) << endl;
F(i, 1, n) {
cin >> x[i] >> y[i];
s[i] = s[i - 1] + y[i];
F(j, 1, y[i]) {
cin >> t[i][j];
u[s[i - 1] + j] = make_pair(i, j);
p[t[i][j]].push_back(s[i - 1] + j);
}
}
pre.ins(""), suf.ins("");
F(i, 1, m) {
int k;
cin >> k;
string st = "";
F(j, 1, k) {
char c;
cin >> c;
st += c;
}
{
string s = "";
F(j, 0, SZ(st)) pre.ins(s += st[j]);
}
{
string s = "";
DF(j, SZ(st), 0) suf.ins(s = st[j] + s);
}
{
F(l, 0, SZ(st)) {
string s = "";
F(r, l, SZ(st)) {
s += st[r];
h.ins(s);
}
}
}
ban.ins(st);
// debug << st << endl;
}
// debug << calc("1101") << endl;
// return 0;
// F(i, 1, n) g[s[i - 1]][h.size()] = 0, visg[s[i - 1]][h.size()] = true;
tot = h.size() - 1 + suf.st.size() * pre.st.size();
// debug << decode(tot).first << " " << decode(tot).second << endl;
F(i, 0, tot)
F(j, 0, tot)
tt[i][j] = trans(i, j);
priority_queue <pair <ll, pair <int, int>>, vector <pair <ll, pair <int, int>>>, greater <pair <ll, pair <int, int>>>> q;
{
int w = calc("0");
// debug << w << endl;
if (~w) q.emplace(f[0][w] = 1, make_pair(0, w));
}
{
int w = calc("1");
// debug << w << endl;
if (~w) q.emplace(f[1][w] = 1, make_pair(1, w));
}
// debug << h.size() << " " << tt[9][5] << endl;
// debug << pre.size() << " " << suf.size() << endl;
// debug << tt[][21] << endl;
// debug << h.size() << endl;
// debug << tt[h.size()][0] << endl;
while (q.size()) {
auto [x, y] = q.top().second; q.pop();
// if (y >= h.size()) {
// auto [a, b] = decode(y);
// // debug << a << ' ' << b << " " << suf.st[a] << " " << pre.st[b] << endl;
// assert(check(suf.st[a]) && check(pre.st[b]));
// } else {
// // debug << h.st[y] << endl;
// assert(check(h.st[y]));
// }
if (x >= 0) {
if (visf[x][y]) continue;
visf[x][y] = true;
// debug << x << " " << y << " " << f[x][y] << endl;
// if (y >= h.size()) {
// auto [a, b] = decode(y);
// debug << a << ' ' << b << " " << suf.st[a] << " " << pre.st[b] << endl;
// } else {
// debug << h.st[y] << endl;
// }
for (int j: p[x]) {
// debug << j << " " << u[j].first << " " << u[j].second << endl;
if (u[j].second == 1) {
q.emplace(g[j][y] = f[x][y], make_pair(- j, y));
continue;
}
F(t, 0, tot) {
if ((~tt[t][y]) && visg[j - 1][t] && g[j - 1][t] + f[x][y] < g[j][tt[t][y]])
q.emplace(g[j][tt[t][y]] = g[j - 1][t] + f[x][y], make_pair(- j, tt[t][y]));//, debug << "~ " << tt[t][y] << endl;
}
}
} else {
x *= -1;
// debug << "#" << endl;
if (visg[x][y]) continue;
visg[x][y] = true;
auto [a, b] = u[x];
// if (a == 3) {
// debug << a << ' ' << b << ' ' << y << " " << g[x][y] << endl;
// // debug << " -> " << ::y[a] << endl;
// if (y >= h.size()) {
// auto [a, b] = decode(y);
// debug << a << ' ' << b << " " << suf.st[a] << " " << pre.st[b] << endl;
// } else {
// debug << h.st[y] << endl;
// }
// }
if (b == ::y[a]) {
if (g[x][y] < f[::x[a]][y]) q.emplace(f[::x[a]][y] = g[x][y], make_pair(::x[a], y));
} else {
F(t, 0, tot) {
if ((~tt[y][t]) && visf[::t[a][b + 1]][t] && g[x][y] + f[::t[a][b + 1]][t] < g[x + 1][tt[y][t]])
q.emplace(g[x + 1][tt[y][t]] = g[x][y] + f[::t[a][b + 1]][t], make_pair(- (x + 1), tt[y][t]));
}
}
}
}
F(i, 2, sg - 1) {
ull ans = inf;
F(j, 0, tot) chkmin(ans, f[i][j]);
cout << i << " ";
if (ans != inf) cout << "NO " << ans << '\n';
else cout << "YES\n";
}
return 0;
}
/* why?
*/
Details
Tip: Click on the bar to expand more detailed information
Subtask #1:
score: 0
Wrong Answer
Test #1:
score: 0
Wrong Answer
time: 0ms
memory: 14184kb
input:
35 66 0 2 2 1 1 2 1 2 3 2 2 2 3 1 3 4 2 3 3 4 1 4 5 2 4 4 5 1 5 6 2 5 5 6 1 6 7 2 6 6 7 1 7 8 2 7 7 8 1 8 9 2 8 8 9 1 9 10 2 9 9 10 1 10 11 2 10 10 11 1 11 12 2 11 11 12 1 12 13 2 12 12 13 1 13 14 2 13 13 14 1 14 15 2 14 14 15 1 15 16 2 15 15 16 1 16 17 2 16 16 17 1 17 18 2 17 17 18 1 18 19 2 18 18 ...
output:
2 NO 2 3 NO 4 4 NO 8 5 NO 16 6 NO 32 7 NO 64 8 NO 128 9 NO 256 10 NO 512 11 NO 1024 12 NO 2048 13 NO 4096 14 NO 8192 15 NO 16384 16 NO 32768 17 NO 65536 18 NO 131072 19 NO 262144 20 NO 524288 21 NO 1048576 22 NO 2097152 23 NO 4194304 24 NO 8388608 25 NO 16777216 26 NO 33554432 27 NO 67108864 28 NO 1...
result:
wrong answer 1st lines differ - expected: 'NO 2', found: '2 NO 2'
Subtask #2:
score: 0
Time Limit Exceeded
Test #21:
score: 0
Time Limit Exceeded
input:
52 50 1 2 2 1 1 3 2 2 2 4 2 3 3 5 2 4 4 6 2 5 5 7 2 6 6 8 2 7 7 9 2 8 8 10 2 9 9 11 2 10 10 12 2 11 11 13 2 12 12 14 2 13 13 15 2 14 14 16 2 15 15 17 2 16 16 18 2 17 17 19 2 18 18 20 2 19 19 21 2 20 20 22 2 21 21 23 2 22 22 24 2 23 23 25 2 24 24 26 2 25 25 27 2 26 26 28 2 27 27 29 2 28 28 30 2 29 29...
output:
result:
Subtask #3:
score: 0
Wrong Answer
Test #43:
score: 0
Wrong Answer
time: 0ms
memory: 13340kb
input:
22 40 1 2 3 1 1 1 2 2 0 1 3 3 1 2 2 3 2 0 2 4 3 1 3 3 4 2 0 3 5 3 1 4 4 5 2 0 4 6 3 1 5 5 6 2 0 5 7 3 1 6 6 7 2 0 6 8 3 1 7 7 8 2 0 7 9 3 1 8 8 9 2 0 8 10 3 1 9 9 10 2 0 9 11 3 1 10 10 11 2 0 10 12 3 1 11 11 12 2 0 11 13 3 1 12 12 13 2 0 12 14 3 1 13 13 14 2 0 13 15 3 1 14 14 15 2 0 14 16 3 1 15 15 ...
output:
2 NO 2 3 NO 4 4 NO 6 5 NO 10 6 NO 14 7 NO 22 8 NO 30 9 NO 46 10 NO 62 11 NO 94 12 NO 126 13 NO 190 14 NO 254 15 NO 382 16 NO 510 17 NO 766 18 NO 1022 19 NO 1534 20 NO 2046 21 NO 3070
result:
wrong answer 1st lines differ - expected: 'NO 2', found: '2 NO 2'
Subtask #4:
score: 0
Wrong Answer
Test #70:
score: 0
Wrong Answer
time: 3ms
memory: 14712kb
input:
6 6 2 2 2 0 1 3 3 2 0 0 3 2 1 3 4 4 0 3 1 2 5 2 2 1 5 1 5 2 1 1 5 0 0 1 0 0
output:
2 NO 2 3 NO 4 4 NO 9 5 YES
result:
wrong answer 1st lines differ - expected: 'NO 2', found: '2 NO 2'
Subtask #5:
score: 0
Skipped
Dependency #1:
0%