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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#507983#8642. Spy 3green_gold_dog0 73ms5892kbC++205.4kb2024-08-07 01:38:562024-08-07 01:38:57

Judging History

你现在查看的是最新测评结果

  • [2024-08-07 01:38:57]
  • 评测
  • 测评结果:0
  • 用时:73ms
  • 内存:5892kb
  • [2024-08-07 01:38:56]
  • 提交

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();
	}
	for (ll i = 0; i < m; i++) {
		if (d.get(a[i]) == d.get(b[i])) {
			continue;
		}
		if (dist[b[i]] == dist[a[i]] + c[i]) {
			nr.emplace_back(a[i], b[i], c[i], i);
			arr[a[i]].emplace_back(b[i], c[i]);
			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]) {
			nr.emplace_back(b[i], a[i], c[i], i);
			arr[b[i]].emplace_back(a[i], c[i]);
			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));
		}
	}
	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(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);
	}
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 99
Acceptable Answer
time: 73ms
memory: 5892kb

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

A11110101100000101100010010101000110011101100100101010001010110001011011001010000000110010010011110001110000010010111101111101001111101010100101110111100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...

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

0.99

result:

points 0.990

Test #2:

score: 0
Instance #1 Time Limit Exceeded

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

Aoi to Manager

A001001100010000101000100011100011000001000000110000110000000101000001011100F

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
A001001100010000101000100011100011000001000000110000110000000101000001011100F

Bitaro to Manager


Manager to Checker

0.00

result: