QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#707823 | #8642. Spy 3 | hhoppitree | 0 | 21ms | 8656kb | C++17 | 8.4kb | 2024-11-03 17:41:01 | 2024-11-03 17:41:02 |
Judging History
Aoi
#include <bits/stdc++.h>
#include "Aoi.h"
using namespace std;
vector<int> operator * (vector<int> x, int y) {
if (x.empty()) return {};
vector<int> tres(x.size());
for (int i = 0; i < (int)x.size(); ++i) {
tres[i] += x[i] * y;
if (i + 1 != (int)x.size()) {
tres[i + 1] += tres[i] >> 10;
tres[i] &= 1023;
}
}
while (tres.back() >= 1024) {
tres.push_back(tres.back() >> 10);
tres[tres.size() - 2] &= 1023;
}
return tres;
}
vector<int> operator + (vector<int> x, int y) {
if (!y) return x;
if (x.empty()) {
x = {0};
}
x[0] += y;
int r = 0;
while (r < (int)x.size() && x[r] >= 1024) {
x[r] -= 1024;
if (r == (int)x.size() - 1) x.push_back(0);
++x[r + 1];
}
return x;
}
string tr(vector<int> arr) {
string res;
for (int i = (int)arr.size() - 1; ~i; --i) {
for (int j = 9; ~j; --j) {
res += (char)(((arr[i] >> j) & 1) + '0');
}
}
while (!res.empty() && res[0] == '0') {
res = res.substr(1);
}
return res;
}
namespace Aoi {
const int N = 1e4 + 5;
vector< pair<int, long long> > G[N];
long long dis[N];
int pre[N];
vector<int> T[N];
int dep[N], clk[N];
void dfs(int x) {
for (auto v : T[x]) {
dep[v] = dep[x] + 1, dfs(v), clk[x] = min(clk[x], clk[v]);
}
}
int LCA(int x, int y) {
while (x != y) {
if (dep[x] < dep[y]) swap(x, y);
x = pre[x];
}
return x;
}
map< pair<int, int>, int> spe;
int getId(int x) {
while (x) {
if (spe.count({x, pre[x]})) {
return spe[{x, pre[x]}] + 1;
}
x = pre[x];
}
return 0;
}
string calc(vector< pair<int, int> > o) {
vector<int> res;
for (int i = (int)o.size() - 1; ~i; --i) {
res = res * o[i].first + o[i].second;
}
return tr(res);
}
string aoi(int n, int m, int q, int k, vector<int> ox, vector<int> oy, vector<long long> oz, vector<int> qr, vector<int> o) {
for (int i = 0; i < m; ++i) {
G[ox[i]].push_back({oy[i], oz[i]});
G[oy[i]].push_back({ox[i], oz[i]});
}
for (int i = 1; i < n; ++i) {
dis[i] = 1e18;
}
priority_queue< pair<long long, int> > pq;
pq.push({0, 0});
while (!pq.empty()) {
long long D = -pq.top().first;
int x = pq.top().second;
pq.pop();
if (D != dis[x]) continue;
for (auto [v, w] : G[x]) {
long long nD = D + w;
if (nD < dis[v] || (nD == dis[v] && x < pre[v])) {
if (nD != dis[v]) pq.push({-nD, v});
dis[v] = nD, pre[v] = x;
}
}
}
for (int i = 0; i < n; ++i) clk[i] = q;
for (int i = 0; i < q; ++i) {
clk[qr[i]] = min(clk[qr[i]], i);
}
for (int i = 1; i < n; ++i) {
T[pre[i]].push_back(i);
}
dfs(0);
vector< pair<int, int> > res;
for (int i = 0; i < k; ++i) {
if (dep[ox[o[i]]] > dep[oy[o[i]]]) swap(ox[o[i]], oy[o[i]]);
res.push_back({q + 1, (pre[oy[o[i]]] == ox[o[i]] ? clk[oy[o[i]]] : q)});
spe[{ox[o[i]], oy[o[i]]}] = spe[{oy[o[i]], ox[o[i]]}] = i;
}
for (int i = 1; i < q; ++i) {
res.push_back({k + 1, getId(LCA(qr[i - 1], qr[i]))});
}
string ret = calc(res);
assert((int)ret.size() <= 1350);
return ret;
}
}
string aoi(int n, int m, int q, int k, vector<int> ox, vector<int> oy, vector<long long> oz, vector<int> qr, vector<int> o) {
return Aoi::aoi(n, m, q, k, ox, oy, oz, qr, o);
}
Bitaro
#include <bits/stdc++.h>
#include "Bitaro.h"
using namespace std;
vector<int> operator / (vector<int> x, int y) {
vector<int> tres(x.size());
int now = 0;
for (int i = (int)x.size() - 1; ~i; --i) {
now = (now << 10) + x[i];
tres[i] = now / y;
now %= y;
}
while (!tres.empty() && !tres.back()) {
tres.pop_back();
}
return tres;
}
int operator % (vector<int> x, int y) {
vector<int> tres(x.size());
int now = 0;
for (int i = (int)x.size() - 1; ~i; --i) {
now = (now << 10) + x[i];
tres[i] = now / y;
now %= y;
}
return now;
}
vector<int> parse(string S) {
while (S.size() % 10) S = "0" + S;
vector<int> res(S.size() / 10);
for (int i = 0; i < (int)S.size(); i += 10) {
for (int j = 0; j < 10; ++j) {
res[(int)S.size() / 10 - 1 - i / 10] += (S[i + j] - '0') << (9 - j);
}
}
return res;
}
namespace Bitaro {
const int N = 1e4 + 5;
vector<int> apd[N];
int pre[N], det[N], dep[N], usd[N];
vector< tuple<int, int, long long> > E;
long long dis[N];
vector< pair<int, int> > ts;
vector< pair<int, long long> > G[N];
vector<int> process(int n, vector<int> imp, int id) {
for (int i = 0; i < n; ++i) {
G[i].clear();
dis[i] = (i == 0 ? 0 : 1e18), pre[i] = 0;
}
for (auto [x, y, z] : E) {
G[x].push_back({y, z});
G[y].push_back({x, z});
}
for (auto x : imp) {
G[ts[x].first].push_back({ts[x].second, 0});
G[ts[x].second].push_back({ts[x].first, 0});
}
priority_queue< pair<long long, int> > pq;
pq.push({0, 0});
while (!pq.empty()) {
long long D = -pq.top().first;
int x = pq.top().second;
pq.pop();
if (D != dis[x]) continue;
for (auto [v, w] : G[x]) {
long long nD = D + w;
if (nD < dis[v] || (nD == dis[v] && x < pre[v])) {
if (nD != dis[v]) pq.push({-nD, v});
dis[v] = nD, pre[v] = x;
}
}
}
vector<int> path = {id};
int now = id;
while (now) {
path.push_back(pre[now]);
now = pre[now];
}
reverse(path.begin(), path.end());
for (int i = 1; i < (int)path.size(); ++i) {
det[path[i]] = path[i - 1];
dep[path[i]] = dep[path[i - 1]] + 1;
}
return path;
}
void bitaro(int n, int m, int q, int k, vector<int> ox, vector<int> oy, vector<long long> oz, vector<int> qr, vector<int> o, string S) {
vector<int> val = parse(S);
for (int i = 0; i < k; ++i) {
int cl = val % (q + 1);
val = val / (q + 1);
apd[cl].push_back(i);
}
map< pair<int, int>, int> M;
for (int i = 0; i < m; ++i) {
M[{ox[i], oy[i]}] = M[{oy[i], ox[i]}] = i;
}
for (int i = 0; i < k; ++i) {
usd[o[i]] = 1;
ts.push_back({ox[o[i]], oy[o[i]]});
}
for (int i = 0; i < m; ++i) {
if (!usd[i]) E.push_back({ox[i], oy[i], oz[i]});
}
for (int i = 0; i < q; ++i) {
vector<int> imp;
if (i) {
int id = val % (k + 1);
val = val / (k + 1);
if (id) {
--id;
if (dep[ox[o[id]]] < dep[oy[o[id]]]) {
swap(ox[o[id]], oy[o[id]]);
}
id = ox[o[id]];
while (id) {
if (usd[M[{id, pre[i]}]]) {
imp.push_back(M[{id, pre[id]}]);
}
id = det[id];
}
}
}
for (auto x : apd[i]) {
imp.push_back(x);
}
vector<int> res = process(n, imp, qr[i]);
vector<int> ids;
for (int j = 0; j + 1 < (int)res.size(); ++j) {
ids.push_back(M[{res[j], res[j + 1]}]);
}
answer(ids);
}
}
}
void bitaro(int n, int m, int q, int k, vector<int> ox, vector<int> oy, vector<long long> oz, vector<int> qr, vector<int> o, string S) {
Bitaro::bitaro(n, m, q, k, ox, oy, oz, qr, o, S);
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 21ms
memory: 8656kb
Manager to Aoi
200 19900 13 70 985302938314 120 174 18964037101 18 153 170196070829 45 129 323777973024 62 198 689223413645 88 133 457404464825 19 57 803409835578 22 187 662331177910 18 31 529437059733 161 182 637731822589 109 131 32831735773 109 191 875742441191 43 78 135479410688 56 60 19000632823 44 143 6823771...
Aoi to Manager
A11010111100100001101010000011010100001011000001101000010000100101000010111110001101001010110100011110111110100000000010010111010000110101001011101001000110100100001001001100001100110110011110110100010100010101110101101000011111010001000100100110100101010111101101001111001011101111111000100100101110...
Manager to Bitaro
200 19900 13 70 985302938314 120 174 18964037101 18 153 170196070829 45 129 323777973024 62 198 689223413645 88 133 457404464825 19 57 803409835578 22 187 662331177910 18 31 529437059733 161 182 637731822589 109 131 32831735773 109 191 875742441191 43 78 135479410688 56 60 19000632823 44 143 6823771...
Bitaro to Manager
4 17135 3534 4830 14466 1 11921 2 17135 9906 4 17135 3534 18777 907 6 18033 13659 9145 14255 10379 11567 7 11921 7585 5782 2139 15549 19315 13987 2 17135 13815 5 17135 13815 8201 7265 15719 4 17135 3534 4830 9175 4 11921 7585 5782 8018 2 18033 13659 4 11921 7585 10922 14444 5 468 273 10532 11483 845...
Manager to Checker
1.00
result:
points 1.0
Test #2:
score: 0
Wrong Answer
time: 1ms
memory: 4340kb
Manager to Aoi
6 7 0 5 839719370667 2 4 244076065937 1 5 337346113825 2 3 716558559511 1 4 837188452057 0 3 661778933008 1 3 678360389380 5 2 3 1 5 4 7 4 2 0 6 1 5 3 WA
Aoi to Manager
A11010011011101100111010001F
Manager to Bitaro
6 7 0 5 -1 2 4 -1 1 5 -1 2 3 -1 1 4 -1 0 3 -1 1 3 -1 5 2 3 1 5 4 7 4 2 0 6 1 5 3 A11010011011101100111010001F WA
Bitaro to Manager
2 5 3 1 5 2 0 2 1 0 1 0 F
Manager to Checker
0.00
result:
points 0.0