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답안 #518969

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
518969 2022-01-25T09:36:32 Z alireza_kaviani Worst Reporter 4 (JOI21_worst_reporter4) C++11
79 / 100
 386 ms 164892 KB 
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef pair<ll, ll> pll;
typedef pair<int, int> pii;

#define all(x)      (x).begin(),(x).end()
#define X           first
#define Y           second
#define sep         ' '
#define endl        '\n'
#define SZ(x)       ll(x.size())

const ll MAXN = 1e6 + 10;
const ll LOG = 22;
const ll INF = 8e18;
const ll MOD = 1e9 + 7; //998244353; //1e9 + 9;

ll n , sum , A[MAXN] , H[MAXN] , C[MAXN];
vector<int> adj[MAXN];
multiset<pii> st[MAXN];

void DFS(int v){
	for(int u : adj[v]){
		DFS(u);
		if(st[u].size() > st[v].size()){
			st[v].swap(st[u]);
		}
		for(auto &i : st[u]){
			st[v].insert(i);
		}
	}
	int x = C[v];
	while(x > 0){
		auto it = st[v].lower_bound({H[v] + 1 , -MOD});
		if(it == st[v].end())	break;
		pii A = (*it);
		st[v].erase(it);
		int mn = min(A.Y , x);
		A.Y -= mn; x -= mn;
		if(A.Y > 0){
			st[v].insert(A);
		}
	}
	st[v].insert({H[v] , C[v]});
}

int main() {
    ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);

	cin >> n;
	for(int i = 1 ; i <= n ; i++){
		cin >> A[i] >> H[i] >> C[i];
		if(i != 1){
			adj[A[i]].push_back(i);
		}
		sum += C[i];
		H[i] = MOD - H[i];
	}
	DFS(1);
	for(auto &i : st[1]){
		sum -= i.Y;
	}
	cout << sum << endl;

    return 0;
}
/*

*/

Subtask #1
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 32 ms 70736 KB Output is correct
2 Correct 42 ms 70748 KB Output is correct
3 Correct 34 ms 70660 KB Output is correct
4 Correct 33 ms 70756 KB Output is correct
5 Correct 37 ms 71804 KB Output is correct
6 Correct 41 ms 71728 KB Output is correct
7 Correct 38 ms 71672 KB Output is correct
8 Correct 42 ms 71824 KB Output is correct
9 Correct 39 ms 71860 KB Output is correct
10 Correct 48 ms 71788 KB Output is correct
11 Correct 41 ms 72036 KB Output is correct
12 Correct 38 ms 71656 KB Output is correct
13 Correct 42 ms 71740 KB Output is correct
14 Correct 54 ms 71408 KB Output is correct
15 Correct 57 ms 71364 KB Output is correct
16 Correct 46 ms 72100 KB Output is correct
17 Correct 48 ms 72120 KB Output is correct
18 Correct 40 ms 72476 KB Output is correct
19 Correct 37 ms 71548 KB Output is correct
20 Correct 40 ms 71540 KB Output is correct
21 Correct 47 ms 71572 KB Output is correct
22 Correct 53 ms 71496 KB Output is correct
23 Correct 38 ms 71404 KB Output is correct
24 Correct 40 ms 71536 KB Output is correct
25 Correct 47 ms 71612 KB Output is correct
26 Correct 39 ms 71664 KB Output is correct
27 Correct 41 ms 71492 KB Output is correct
28 Correct 41 ms 71600 KB Output is correct
29 Correct 40 ms 71792 KB Output is correct
30 Correct 38 ms 71768 KB Output is correct
31 Correct 41 ms 71724 KB Output is correct

Subtask #2
65.0 / 65.0

# 결과 실행 시간 메모리 Grader output
1 Correct 32 ms 70736 KB Output is correct
2 Correct 42 ms 70748 KB Output is correct
3 Correct 34 ms 70660 KB Output is correct
4 Correct 33 ms 70756 KB Output is correct
5 Correct 37 ms 71804 KB Output is correct
6 Correct 41 ms 71728 KB Output is correct
7 Correct 38 ms 71672 KB Output is correct
8 Correct 42 ms 71824 KB Output is correct
9 Correct 39 ms 71860 KB Output is correct
10 Correct 48 ms 71788 KB Output is correct
11 Correct 41 ms 72036 KB Output is correct
12 Correct 38 ms 71656 KB Output is correct
13 Correct 42 ms 71740 KB Output is correct
14 Correct 54 ms 71408 KB Output is correct
15 Correct 57 ms 71364 KB Output is correct
16 Correct 46 ms 72100 KB Output is correct
17 Correct 48 ms 72120 KB Output is correct
18 Correct 40 ms 72476 KB Output is correct
19 Correct 37 ms 71548 KB Output is correct
20 Correct 40 ms 71540 KB Output is correct
21 Correct 47 ms 71572 KB Output is correct
22 Correct 53 ms 71496 KB Output is correct
23 Correct 38 ms 71404 KB Output is correct
24 Correct 40 ms 71536 KB Output is correct
25 Correct 47 ms 71612 KB Output is correct
26 Correct 39 ms 71664 KB Output is correct
27 Correct 41 ms 71492 KB Output is correct
28 Correct 41 ms 71600 KB Output is correct
29 Correct 40 ms 71792 KB Output is correct
30 Correct 38 ms 71768 KB Output is correct
31 Correct 41 ms 71724 KB Output is correct
32 Correct 42 ms 71756 KB Output is correct
33 Correct 326 ms 124452 KB Output is correct
34 Correct 332 ms 123644 KB Output is correct
35 Correct 349 ms 121772 KB Output is correct
36 Correct 363 ms 123800 KB Output is correct
37 Correct 323 ms 121816 KB Output is correct
38 Correct 386 ms 133052 KB Output is correct
39 Correct 207 ms 108796 KB Output is correct
40 Correct 183 ms 108780 KB Output is correct
41 Correct 171 ms 110568 KB Output is correct
42 Correct 192 ms 97920 KB Output is correct
43 Correct 174 ms 97832 KB Output is correct
44 Correct 312 ms 143196 KB Output is correct
45 Correct 302 ms 143336 KB Output is correct
46 Correct 355 ms 164892 KB Output is correct
47 Correct 240 ms 104424 KB Output is correct
48 Correct 236 ms 102056 KB Output is correct
49 Correct 198 ms 103256 KB Output is correct
50 Correct 232 ms 99188 KB Output is correct
51 Correct 244 ms 99212 KB Output is correct
52 Correct 254 ms 105148 KB Output is correct
53 Correct 262 ms 104348 KB Output is correct
54 Correct 142 ms 108884 KB Output is correct
55 Correct 216 ms 105552 KB Output is correct
56 Correct 184 ms 110388 KB Output is correct
57 Correct 188 ms 112880 KB Output is correct
58 Correct 197 ms 111300 KB Output is correct
59 Correct 208 ms 111196 KB Output is correct

Subtask #3
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 32 ms 70736 KB Output is correct
2 Correct 42 ms 70748 KB Output is correct
3 Correct 34 ms 70660 KB Output is correct
4 Correct 33 ms 70756 KB Output is correct
5 Correct 37 ms 71804 KB Output is correct
6 Correct 41 ms 71728 KB Output is correct
7 Correct 38 ms 71672 KB Output is correct
8 Correct 42 ms 71824 KB Output is correct
9 Correct 39 ms 71860 KB Output is correct
10 Correct 48 ms 71788 KB Output is correct
11 Correct 41 ms 72036 KB Output is correct
12 Correct 38 ms 71656 KB Output is correct
13 Correct 42 ms 71740 KB Output is correct
14 Correct 54 ms 71408 KB Output is correct
15 Correct 57 ms 71364 KB Output is correct
16 Correct 46 ms 72100 KB Output is correct
17 Correct 48 ms 72120 KB Output is correct
18 Correct 40 ms 72476 KB Output is correct
19 Correct 37 ms 71548 KB Output is correct
20 Correct 40 ms 71540 KB Output is correct
21 Correct 47 ms 71572 KB Output is correct
22 Correct 53 ms 71496 KB Output is correct
23 Correct 38 ms 71404 KB Output is correct
24 Correct 40 ms 71536 KB Output is correct
25 Correct 47 ms 71612 KB Output is correct
26 Correct 39 ms 71664 KB Output is correct
27 Correct 41 ms 71492 KB Output is correct
28 Correct 41 ms 71600 KB Output is correct
29 Correct 40 ms 71792 KB Output is correct
30 Correct 38 ms 71768 KB Output is correct
31 Correct 41 ms 71724 KB Output is correct
32 Correct 42 ms 71756 KB Output is correct
33 Correct 326 ms 124452 KB Output is correct
34 Correct 332 ms 123644 KB Output is correct
35 Correct 349 ms 121772 KB Output is correct
36 Correct 363 ms 123800 KB Output is correct
37 Correct 323 ms 121816 KB Output is correct
38 Correct 386 ms 133052 KB Output is correct
39 Correct 207 ms 108796 KB Output is correct
40 Correct 183 ms 108780 KB Output is correct
41 Correct 171 ms 110568 KB Output is correct
42 Correct 192 ms 97920 KB Output is correct
43 Correct 174 ms 97832 KB Output is correct
44 Correct 312 ms 143196 KB Output is correct
45 Correct 302 ms 143336 KB Output is correct
46 Correct 355 ms 164892 KB Output is correct
47 Correct 240 ms 104424 KB Output is correct
48 Correct 236 ms 102056 KB Output is correct
49 Correct 198 ms 103256 KB Output is correct
50 Correct 232 ms 99188 KB Output is correct
51 Correct 244 ms 99212 KB Output is correct
52 Correct 254 ms 105148 KB Output is correct
53 Correct 262 ms 104348 KB Output is correct
54 Correct 142 ms 108884 KB Output is correct
55 Correct 216 ms 105552 KB Output is correct
56 Correct 184 ms 110388 KB Output is correct
57 Correct 188 ms 112880 KB Output is correct
58 Correct 197 ms 111300 KB Output is correct
59 Correct 208 ms 111196 KB Output is correct
60 Correct 37 ms 70732 KB Output is correct
61 Incorrect 45 ms 70752 KB Output isn't correct
62 Halted 0 ms 0 KB -