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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 |
---|---|---|---|---|---|---|---|---|---|
#508053 | #8642. Spy 3 | green_gold_dog | 0 | 8ms | 4960kb | C++20 | 5.5kb | 2024-08-07 02:18:20 | 2024-08-07 02:18:21 |
Aoi
#include<bits/stdc++.h>
#include "Aoi.h"
using namespace std;
typedef int ll;
typedef long long lll;
const lll INF = 1'000'000'000'000'000'000, COL2 = 5;
struct DSU {
vector<ll> p, sz;
DSU(ll n) {
p.resize(n);
sz.resize(n, 1);
for (ll i = 0; i < n; i++) {
p[i] = i;
}
}
ll get(ll x) {
return (p[x] == x ? x : p[x] = get(p[x]));
}
void unite(ll a, ll b) {
a = get(a);
b = get(b);
if (a == b) {
return;
}
if (sz[a] < sz[b]) {
swap(a, b);
}
p[b] = a;
sz[a] += sz[b];
}
};
ll merge(ll a, ll b, ll& lst, string& ans) {
if (a == 0) {
return b;
}
if (b == 0) {
return a;
}
for (ll i = 0; i < COL2; i++) {
ans.push_back('0' + ((a >> i) & 1));
}
for (ll i = 0; i < COL2; i++) {
ans.push_back('0' + ((b >> i) & 1));
}
lst++;
return lst;
}
ll dfs(ll v, vector<vector<pair<ll, lll>>>& arr, vector<ll>& isdel, vector<ll>& num, vector<ll>& snum, ll& lst, string& ans) {
ll now = snum[v];
for (auto[i, _] : arr[v]) {
now = merge(now, dfs(i, arr, isdel, num, snum, lst, ans), lst, ans);
}
if (isdel[v] != -1) {
num[isdel[v]] = now;
}
return now;
}
string aoi(ll n, ll m, ll q, ll k, vector<ll> a, vector<ll> b, vector<lll> c, vector<ll> t, vector<ll> x) {
string ans;
vector<lll> dist(n, INF);
vector<vector<pair<ll, lll>>> arr(n);
for (ll i = 0; i < m; i++) {
arr[a[i]].emplace_back(b[i], c[i]);
arr[b[i]].emplace_back(a[i], c[i]);
}
map<ll, ll> del;
for (ll i = 0; i < k; i++) {
del[x[i]] = i;
}
priority_queue<pair<ll, lll>, vector<pair<ll, lll>>, greater<pair<ll, lll>>> pq;
pq.emplace(0, 0);
dist[0] = 0;
while (!pq.empty()) {
auto[v, d] = pq.top();
pq.pop();
if (dist[v] != d) {
continue;
}
for (auto[i, c] : arr[v]) {
if (d + c < dist[i]) {
dist[i] = d + c;
pq.emplace(i, d + c);
}
}
}
DSU d(n);
vector<tuple<ll, ll, lll, ll>> nr;
vector<ll> isdel(n, -1);
for (ll i = 0; i < n; i++) {
arr[i].clear();
}
vector<bool> used(n, false);
for (ll i = 0; i < m; i++) {
if (dist[b[i]] == dist[a[i]] + c[i] && !used[b[i]]) {
nr.emplace_back(a[i], b[i], c[i], i);
arr[a[i]].emplace_back(b[i], c[i]);
used[b[i]] = true;
if (del.find(i) != del.end()) {
isdel[b[i]] = del[i];
}
d.unite(a[i], b[i]);
}
if (dist[a[i]] == dist[b[i]] + c[i] && !used[a[i]]) {
nr.emplace_back(b[i], a[i], c[i], i);
arr[b[i]].emplace_back(a[i], c[i]);
used[a[i]] = true;
if (del.find(i) != del.end()) {
isdel[a[i]] = del[i];
}
d.unite(a[i], b[i]);
}
}
vector<ll> num(k, 0);
vector<ll> snum(n, 0);
ll lst = q;
for (ll i = 0; i < q; i++) {
snum[t[i]] = i + 1;
}
dfs(0, arr, isdel, num, snum, lst, ans);
for (ll i = 0; i < k; i++) {
for (ll j = 0; j < COL2; j++) {
ans.push_back('0' + ((num[i] >> j) & 1));
}
}
cout << ans << endl;
return ans;
}
Bitaro
#include<bits/stdc++.h>
#include "Bitaro.h"
using namespace std;
typedef int ll;
typedef long long lll;
const lll INF = 1'000'000'000'000'000'000, COL2 = 5;
void bitaro(ll n, ll m, ll q, ll k, vector<ll> a, vector<ll> b, vector<lll> c, vector<ll> t, vector<ll> x, string s) {
set<ll> calc;
calc.insert(0);
for (auto i : x) {
calc.insert(a[i]);
calc.insert(b[i]);
c[i] = INF + 1;
}
for (auto i : t) {
calc.insert(i);
}
vector<vector<tuple<ll, lll, ll>>> arr(n);
for (ll i = 0; i < m; i++) {
arr[a[i]].emplace_back(b[i], c[i], i);
arr[b[i]].emplace_back(a[i], c[i], i);
}
vector<vector<lll>> dist(n);
vector<vector<ll>> p(n);
for (auto i : calc) {
dist[i].resize(n, INF);
dist[i][i] = 0;
p[i].resize(n, -1);
priority_queue<pair<ll, lll>, vector<pair<ll, lll>>, greater<pair<ll, lll>>> pq;
pq.emplace(i, 0);
while (!pq.empty()) {
auto[v, d] = pq.top();
pq.pop();
if (d != dist[i][v]) {
continue;
}
for (auto[j, c, e] : arr[v]) {
if (dist[i][j] > d + c) {
dist[i][j] = d + c;
p[i][j] = e;
pq.emplace(j, d + c);
}
}
}
}
vector<vector<ll>> nums(1 << COL2);
for (ll i = 0; i < q; i++) {
nums[i + 1].push_back(i);
}
vector<ll> all;
while (!s.empty()) {
ll now = 0;
for (ll i = 0; i < COL2; i++) {
now *= 2;
now += s.back() - '0';
s.pop_back();
}
all.push_back(now);
}
for (ll i = q + 1; i < q * 2; i++) {
ll fir = all.back();
all.pop_back();
ll sec = all.back();
all.pop_back();
nums[i].resize(nums[fir].size() + nums[sec].size());
merge(nums[fir].begin(), nums[fir].end(), nums[sec].begin(), nums[sec].end(), nums[i].begin());
}
vector<vector<ll>> qs(q);
for (ll i = 0; i < k; i++) {
ll now = all.back();
all.pop_back();
for (auto j : nums[now]) {
qs[j].push_back(x[i]);
}
}
for (ll i = 0; i < q; i++) {
ll now = 0;
multiset<ll> needs;
needs.insert(-1);
for (auto j : qs[i]) {
needs.insert(j);
}
vector<ll> ans;
while (now != t[i]) {
lll md = INF;
ll v = -228;
bool bb;
for (auto j : needs) {
if (j == -1) {
if (md > dist[now][t[i]]) {
md = dist[now][t[i]];
v = j;
}
continue;
}
if (md > dist[now][a[j]]) {
md = dist[now][a[j]];
v = j;
bb = false;
}
if (md > dist[now][b[j]]) {
md = dist[now][b[j]];
v = j;
bb = true;
}
}
needs.erase(v);
ll nv = (v == -1 ? t[i] : (bb ? b[v] : a[v]));
vector<ll> ne;
while (nv != now) {
ne.push_back(p[now][nv]);
nv = (a[p[now][nv]] == nv ? b[p[now][nv]] : a[p[now][nv]]);
}
reverse(ne.begin(), ne.end());
for (auto j : ne) {
ans.push_back(j);
}
if (v != -1) {
ans.push_back(v);
}
now = (v == -1 ? t[i] : (bb ? a[v] : b[v]));
}
answer(ans);
}
}
詳細信息
Test #1:
score: 0
Wrong Answer
time: 8ms
memory: 4960kb
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
111101011000001011000100101010001100111011001001010100010101100010110110010100000001100100100111100011100000100101111011111010011111010101001011101111000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
Manager to Bitaro
WA
Bitaro to Manager
-1
Manager to Checker
0.00
result:
points 0.0