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답안 #434099

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
434099 2021-06-20T14:59:56 Z amoo_safar Worst Reporter 4 (JOI21_worst_reporter4) C++17
100 / 100
 402 ms 100164 KB 
// vaziat meshki-ghermeze !
#include <bits/stdc++.h>

#define pb push_back
#define F first
#define S second
#define all(x) x.begin(), x.end()

using namespace std;

typedef long long ll;

const int N = 2e5 + 10;

map<int, ll> mp[N];

int a[N], h[N], c[N];
vector<int> G[N];

void DFS(int u){
	for(auto adj : G[u]){
		if(adj == u) continue;
		DFS(adj);
		if(mp[adj].size() > mp[u].size())
			mp[u].swap(mp[adj]);
		for(auto [la, sm] : mp[adj])
			mp[u][la] += sm;
	}
	ll del = c[u];
	while(del){
		auto it = mp[u].lower_bound(h[u] + 1);
		if(it == mp[u].end())
			break;
		ll rm = min(del, it -> S);
		del -= rm;
		if(rm < it -> S){
			mp[u][it -> F] -= rm;
		} else mp[u].erase(it);
	}
	mp[u][h[u]] += c[u];

}

int mk[N];
ll ans = 0;

int loop[N], con[N];

int main(){
	ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	int n;
	cin >> n;
	for(int i = 1; i <= n; i++){
		cin >> a[i] >> h[i] >> c[i];
		ans += c[i];
		h[i] = -h[i];
	}
	for(int i = 1; i <= n; i++){
		if(mk[i]) continue;
		int nw = i;
		while(!mk[nw]){
			mk[nw] = i;
			nw = a[nw];
		}
		if(mk[nw] < i) continue;

		int st = nw;
		vector<int> P = {st};
		nw = a[nw];
		while(st != nw){
			P.pb(nw);
			nw = a[nw];
		}
		sort(all(P), [&](int i, int j){
			return h[i] < h[j];
		});
		for(auto x : P) loop[x] = 1;
		a[P[0]] = P[0];
		for(int i = 1; i < (int) P.size(); i++) a[P[i]] = P[i - 1];
		for(auto x : P) con[x] = P.back();
	}
	for(int i = 1; i <= n; i++){
		if(!loop[i] && loop[a[i]])
			a[i] = con[a[i]];
		G[a[i]].pb(i);
	}
	for(int i = 1; i <= n; i++)
		if(a[i] == i){
			DFS(i);
			for(auto [x, y] : mp[i])
				ans -= y;
		}
	cout << ans << '\n';
	return 0;
}

Subtask #1
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 14412 KB Output is correct
2 Correct 10 ms 14320 KB Output is correct
3 Correct 10 ms 14412 KB Output is correct
4 Correct 10 ms 14412 KB Output is correct
5 Correct 16 ms 15564 KB Output is correct
6 Correct 14 ms 15024 KB Output is correct
7 Correct 13 ms 14896 KB Output is correct
8 Correct 17 ms 15584 KB Output is correct
9 Correct 15 ms 15052 KB Output is correct
10 Correct 13 ms 14924 KB Output is correct
11 Correct 13 ms 14668 KB Output is correct
12 Correct 14 ms 15384 KB Output is correct
13 Correct 14 ms 15308 KB Output is correct
14 Correct 14 ms 14924 KB Output is correct
15 Correct 14 ms 14924 KB Output is correct
16 Correct 17 ms 15948 KB Output is correct
17 Correct 15 ms 15248 KB Output is correct
18 Correct 13 ms 14668 KB Output is correct
19 Correct 16 ms 15172 KB Output is correct
20 Correct 18 ms 15092 KB Output is correct
21 Correct 13 ms 15052 KB Output is correct
22 Correct 16 ms 15108 KB Output is correct
23 Correct 15 ms 14796 KB Output is correct
24 Correct 15 ms 15244 KB Output is correct
25 Correct 14 ms 15000 KB Output is correct
26 Correct 14 ms 15256 KB Output is correct
27 Correct 15 ms 15180 KB Output is correct
28 Correct 15 ms 15284 KB Output is correct
29 Correct 14 ms 15436 KB Output is correct
30 Correct 16 ms 15416 KB Output is correct
31 Correct 16 ms 15376 KB Output is correct

Subtask #2
65.0 / 65.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 14412 KB Output is correct
2 Correct 10 ms 14320 KB Output is correct
3 Correct 10 ms 14412 KB Output is correct
4 Correct 10 ms 14412 KB Output is correct
5 Correct 16 ms 15564 KB Output is correct
6 Correct 14 ms 15024 KB Output is correct
7 Correct 13 ms 14896 KB Output is correct
8 Correct 17 ms 15584 KB Output is correct
9 Correct 15 ms 15052 KB Output is correct
10 Correct 13 ms 14924 KB Output is correct
11 Correct 13 ms 14668 KB Output is correct
12 Correct 14 ms 15384 KB Output is correct
13 Correct 14 ms 15308 KB Output is correct
14 Correct 14 ms 14924 KB Output is correct
15 Correct 14 ms 14924 KB Output is correct
16 Correct 17 ms 15948 KB Output is correct
17 Correct 15 ms 15248 KB Output is correct
18 Correct 13 ms 14668 KB Output is correct
19 Correct 16 ms 15172 KB Output is correct
20 Correct 18 ms 15092 KB Output is correct
21 Correct 13 ms 15052 KB Output is correct
22 Correct 16 ms 15108 KB Output is correct
23 Correct 15 ms 14796 KB Output is correct
24 Correct 15 ms 15244 KB Output is correct
25 Correct 14 ms 15000 KB Output is correct
26 Correct 14 ms 15256 KB Output is correct
27 Correct 15 ms 15180 KB Output is correct
28 Correct 15 ms 15284 KB Output is correct
29 Correct 14 ms 15436 KB Output is correct
30 Correct 16 ms 15416 KB Output is correct
31 Correct 16 ms 15376 KB Output is correct
32 Correct 16 ms 15500 KB Output is correct
33 Correct 402 ms 75100 KB Output is correct
34 Correct 295 ms 50352 KB Output is correct
35 Correct 376 ms 72080 KB Output is correct
36 Correct 297 ms 50372 KB Output is correct
37 Correct 227 ms 31336 KB Output is correct
38 Correct 177 ms 27000 KB Output is correct
39 Correct 188 ms 51924 KB Output is correct
40 Correct 173 ms 51908 KB Output is correct
41 Correct 141 ms 51916 KB Output is correct
42 Correct 176 ms 37932 KB Output is correct
43 Correct 169 ms 37988 KB Output is correct
44 Correct 375 ms 100164 KB Output is correct
45 Correct 262 ms 64472 KB Output is correct
46 Correct 129 ms 26824 KB Output is correct
47 Correct 362 ms 47876 KB Output is correct
48 Correct 147 ms 41028 KB Output is correct
49 Correct 121 ms 41024 KB Output is correct
50 Correct 322 ms 43376 KB Output is correct
51 Correct 131 ms 30780 KB Output is correct
52 Correct 356 ms 48660 KB Output is correct
53 Correct 144 ms 41404 KB Output is correct
54 Correct 134 ms 51960 KB Output is correct
55 Correct 242 ms 50436 KB Output is correct
56 Correct 214 ms 56240 KB Output is correct
57 Correct 198 ms 59324 KB Output is correct
58 Correct 237 ms 56556 KB Output is correct
59 Correct 225 ms 56624 KB Output is correct

Subtask #3
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 14412 KB Output is correct
2 Correct 10 ms 14320 KB Output is correct
3 Correct 10 ms 14412 KB Output is correct
4 Correct 10 ms 14412 KB Output is correct
5 Correct 16 ms 15564 KB Output is correct
6 Correct 14 ms 15024 KB Output is correct
7 Correct 13 ms 14896 KB Output is correct
8 Correct 17 ms 15584 KB Output is correct
9 Correct 15 ms 15052 KB Output is correct
10 Correct 13 ms 14924 KB Output is correct
11 Correct 13 ms 14668 KB Output is correct
12 Correct 14 ms 15384 KB Output is correct
13 Correct 14 ms 15308 KB Output is correct
14 Correct 14 ms 14924 KB Output is correct
15 Correct 14 ms 14924 KB Output is correct
16 Correct 17 ms 15948 KB Output is correct
17 Correct 15 ms 15248 KB Output is correct
18 Correct 13 ms 14668 KB Output is correct
19 Correct 16 ms 15172 KB Output is correct
20 Correct 18 ms 15092 KB Output is correct
21 Correct 13 ms 15052 KB Output is correct
22 Correct 16 ms 15108 KB Output is correct
23 Correct 15 ms 14796 KB Output is correct
24 Correct 15 ms 15244 KB Output is correct
25 Correct 14 ms 15000 KB Output is correct
26 Correct 14 ms 15256 KB Output is correct
27 Correct 15 ms 15180 KB Output is correct
28 Correct 15 ms 15284 KB Output is correct
29 Correct 14 ms 15436 KB Output is correct
30 Correct 16 ms 15416 KB Output is correct
31 Correct 16 ms 15376 KB Output is correct
32 Correct 16 ms 15500 KB Output is correct
33 Correct 402 ms 75100 KB Output is correct
34 Correct 295 ms 50352 KB Output is correct
35 Correct 376 ms 72080 KB Output is correct
36 Correct 297 ms 50372 KB Output is correct
37 Correct 227 ms 31336 KB Output is correct
38 Correct 177 ms 27000 KB Output is correct
39 Correct 188 ms 51924 KB Output is correct
40 Correct 173 ms 51908 KB Output is correct
41 Correct 141 ms 51916 KB Output is correct
42 Correct 176 ms 37932 KB Output is correct
43 Correct 169 ms 37988 KB Output is correct
44 Correct 375 ms 100164 KB Output is correct
45 Correct 262 ms 64472 KB Output is correct
46 Correct 129 ms 26824 KB Output is correct
47 Correct 362 ms 47876 KB Output is correct
48 Correct 147 ms 41028 KB Output is correct
49 Correct 121 ms 41024 KB Output is correct
50 Correct 322 ms 43376 KB Output is correct
51 Correct 131 ms 30780 KB Output is correct
52 Correct 356 ms 48660 KB Output is correct
53 Correct 144 ms 41404 KB Output is correct
54 Correct 134 ms 51960 KB Output is correct
55 Correct 242 ms 50436 KB Output is correct
56 Correct 214 ms 56240 KB Output is correct
57 Correct 198 ms 59324 KB Output is correct
58 Correct 237 ms 56556 KB Output is correct
59 Correct 225 ms 56624 KB Output is correct
60 Correct 10 ms 14412 KB Output is correct
61 Correct 11 ms 14436 KB Output is correct
62 Correct 10 ms 14436 KB Output is correct
63 Correct 10 ms 14412 KB Output is correct
64 Correct 390 ms 61180 KB Output is correct
65 Correct 288 ms 44540 KB Output is correct
66 Correct 354 ms 62220 KB Output is correct
67 Correct 295 ms 43992 KB Output is correct
68 Correct 218 ms 30984 KB Output is correct
69 Correct 196 ms 27700 KB Output is correct
70 Correct 243 ms 44720 KB Output is correct
71 Correct 228 ms 39808 KB Output is correct
72 Correct 262 ms 53660 KB Output is correct
73 Correct 222 ms 53440 KB Output is correct
74 Correct 298 ms 50704 KB Output is correct
75 Correct 231 ms 42928 KB Output is correct
76 Correct 170 ms 42844 KB Output is correct
77 Correct 312 ms 50612 KB Output is correct
78 Correct 182 ms 42920 KB Output is correct
79 Correct 367 ms 66076 KB Output is correct
80 Correct 280 ms 53916 KB Output is correct
81 Correct 240 ms 43312 KB Output is correct
82 Correct 283 ms 53444 KB Output is correct
83 Correct 126 ms 37832 KB Output is correct
84 Correct 316 ms 54304 KB Output is correct
85 Correct 310 ms 54308 KB Output is correct
86 Correct 317 ms 54308 KB Output is correct
87 Correct 310 ms 54288 KB Output is correct
88 Correct 319 ms 54312 KB Output is correct