oj.uz

Submission #262011

# Submission time Handle Problem Language Result Execution time Memory
262011 2020-08-12T09:26:22 Z amoo_safar Fireworks (APIO16_fireworks) C++17
55 / 100
 178 ms 35452 KB 
// Zende bad Shoma nasime faghat !
#include <bits/stdc++.h>

#define pb push_back
#define F first
#define S second
#define all(x) x.begin(), x.end()
#define debug(x) cerr << #x << " : " << x << '\n'

using namespace std;

typedef long long ll;
typedef long double ld;
typedef string str;
typedef pair<ll, ll> pll;

const ll Mod = 1000000007LL;
const int N = 2e5 + 10;
const ll Inf = 2242545357980376863LL;
const ll Log = 30;

int n, m;
vector<int> G[N];
int C[N];
priority_queue<ll> pq[N];

void DFS(int u){
	if(G[u].empty()){
		pq[u].push(C[u]);
		pq[u].push(C[u]);
		return ;
	}
	for(auto adj : G[u]){
		DFS(adj);
		if(pq[adj].size() > pq[u].size())
			swap(pq[u], pq[adj]);
		while(!pq[adj].empty()){
			pq[u].push(pq[adj].top());
			pq[adj].pop();
		}
	}
	for(int i = 0; i + 1 < (int) G[u].size(); i++)
		pq[u].pop();
	ll sn = pq[u].top();
	pq[u].pop();
	ll s0 = pq[u].top();
	pq[u].pop();

	pq[u].push(sn + C[u]);
	pq[u].push(s0 + C[u]);

	//cerr << u << ' ' << pq[u].size() << '\n';
}

int main(){
	ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	cin >> n >> m;
	int p;
	ll Sum = 0;
	for(int i = 2; i <= n + m; i++){
		cin >> p >> C[i];
		G[p].pb(i);
		Sum += C[i];
	}
	//cerr << "#########\n";
	DFS(1);

	vector<ll> V;
	while(!pq[1].empty()){
		V.pb(pq[1].top());
		pq[1].pop();
	}
	//debug
	reverse(all(V));

	ll M = 1 - ((int) V.size());
	V.insert(V.begin(), 0);
	//debug(V[0]);
	//debug(M);
	ll po = 0;
	while(M < 0){
		//cerr << M << ' ' << V[po + 1] - V[po] << '\n';
		Sum += M * (V[po + 1] - V[po]);
		po ++;
		M ++;
	}
	cout << Sum << '\n';
	return 0;
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 11264 KB Output is correct
2 Correct 8 ms 11264 KB Output is correct
3 Correct 8 ms 11392 KB Output is correct
4 Correct 8 ms 11264 KB Output is correct
5 Correct 8 ms 11264 KB Output is correct
6 Correct 9 ms 11264 KB Output is correct
7 Correct 8 ms 11264 KB Output is correct
8 Correct 8 ms 11264 KB Output is correct
9 Correct 8 ms 11264 KB Output is correct
10 Correct 8 ms 11264 KB Output is correct

Subtask #2
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 11264 KB Output is correct
2 Correct 8 ms 11264 KB Output is correct
3 Correct 8 ms 11264 KB Output is correct
4 Correct 8 ms 11264 KB Output is correct
5 Correct 8 ms 11264 KB Output is correct
6 Correct 8 ms 11264 KB Output is correct
7 Correct 8 ms 11264 KB Output is correct
8 Correct 9 ms 11264 KB Output is correct
9 Correct 8 ms 11264 KB Output is correct
10 Correct 9 ms 11264 KB Output is correct
11 Correct 8 ms 11264 KB Output is correct
12 Correct 9 ms 11264 KB Output is correct
13 Correct 8 ms 11264 KB Output is correct
14 Correct 8 ms 11264 KB Output is correct
15 Correct 8 ms 11264 KB Output is correct
16 Correct 8 ms 11264 KB Output is correct
17 Correct 8 ms 11264 KB Output is correct
18 Correct 8 ms 11264 KB Output is correct
19 Correct 8 ms 11264 KB Output is correct

Subtask #3
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 11264 KB Output is correct
2 Correct 8 ms 11264 KB Output is correct
3 Correct 8 ms 11392 KB Output is correct
4 Correct 8 ms 11264 KB Output is correct
5 Correct 8 ms 11264 KB Output is correct
6 Correct 9 ms 11264 KB Output is correct
7 Correct 8 ms 11264 KB Output is correct
8 Correct 8 ms 11264 KB Output is correct
9 Correct 8 ms 11264 KB Output is correct
10 Correct 8 ms 11264 KB Output is correct
11 Correct 8 ms 11264 KB Output is correct
12 Correct 8 ms 11264 KB Output is correct
13 Correct 8 ms 11264 KB Output is correct
14 Correct 8 ms 11264 KB Output is correct
15 Correct 8 ms 11264 KB Output is correct
16 Correct 8 ms 11264 KB Output is correct
17 Correct 8 ms 11264 KB Output is correct
18 Correct 9 ms 11264 KB Output is correct
19 Correct 8 ms 11264 KB Output is correct
20 Correct 9 ms 11264 KB Output is correct
21 Correct 8 ms 11264 KB Output is correct
22 Correct 9 ms 11264 KB Output is correct
23 Correct 8 ms 11264 KB Output is correct
24 Correct 8 ms 11264 KB Output is correct
25 Correct 8 ms 11264 KB Output is correct
26 Correct 8 ms 11264 KB Output is correct
27 Correct 8 ms 11264 KB Output is correct
28 Correct 8 ms 11264 KB Output is correct
29 Correct 8 ms 11264 KB Output is correct
30 Correct 8 ms 11264 KB Output is correct
31 Correct 8 ms 11392 KB Output is correct
32 Correct 10 ms 11392 KB Output is correct
33 Correct 9 ms 11520 KB Output is correct
34 Correct 9 ms 11520 KB Output is correct
35 Correct 10 ms 11648 KB Output is correct
36 Correct 10 ms 11648 KB Output is correct
37 Correct 11 ms 11648 KB Output is correct
38 Correct 11 ms 11648 KB Output is correct
39 Correct 12 ms 11648 KB Output is correct
40 Correct 10 ms 12032 KB Output is correct
41 Correct 10 ms 12032 KB Output is correct
42 Correct 10 ms 11520 KB Output is correct
43 Correct 12 ms 11904 KB Output is correct
44 Correct 11 ms 11776 KB Output is correct
45 Correct 12 ms 11776 KB Output is correct
46 Correct 11 ms 11776 KB Output is correct
47 Correct 11 ms 11776 KB Output is correct
48 Correct 11 ms 11776 KB Output is correct
49 Correct 11 ms 11776 KB Output is correct
50 Correct 11 ms 11648 KB Output is correct
51 Correct 10 ms 11648 KB Output is correct
52 Correct 11 ms 11648 KB Output is correct
53 Correct 11 ms 11776 KB Output is correct
54 Correct 11 ms 11776 KB Output is correct

Subtask #4
0 / 45.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 11264 KB Output is correct
2 Correct 8 ms 11264 KB Output is correct
3 Correct 8 ms 11392 KB Output is correct
4 Correct 8 ms 11264 KB Output is correct
5 Correct 8 ms 11264 KB Output is correct
6 Correct 9 ms 11264 KB Output is correct
7 Correct 8 ms 11264 KB Output is correct
8 Correct 8 ms 11264 KB Output is correct
9 Correct 8 ms 11264 KB Output is correct
10 Correct 8 ms 11264 KB Output is correct
11 Correct 8 ms 11264 KB Output is correct
12 Correct 8 ms 11264 KB Output is correct
13 Correct 8 ms 11264 KB Output is correct
14 Correct 8 ms 11264 KB Output is correct
15 Correct 8 ms 11264 KB Output is correct
16 Correct 8 ms 11264 KB Output is correct
17 Correct 8 ms 11264 KB Output is correct
18 Correct 9 ms 11264 KB Output is correct
19 Correct 8 ms 11264 KB Output is correct
20 Correct 9 ms 11264 KB Output is correct
21 Correct 8 ms 11264 KB Output is correct
22 Correct 9 ms 11264 KB Output is correct
23 Correct 8 ms 11264 KB Output is correct
24 Correct 8 ms 11264 KB Output is correct
25 Correct 8 ms 11264 KB Output is correct
26 Correct 8 ms 11264 KB Output is correct
27 Correct 8 ms 11264 KB Output is correct
28 Correct 8 ms 11264 KB Output is correct
29 Correct 8 ms 11264 KB Output is correct
30 Correct 8 ms 11264 KB Output is correct
31 Correct 8 ms 11392 KB Output is correct
32 Correct 10 ms 11392 KB Output is correct
33 Correct 9 ms 11520 KB Output is correct
34 Correct 9 ms 11520 KB Output is correct
35 Correct 10 ms 11648 KB Output is correct
36 Correct 10 ms 11648 KB Output is correct
37 Correct 11 ms 11648 KB Output is correct
38 Correct 11 ms 11648 KB Output is correct
39 Correct 12 ms 11648 KB Output is correct
40 Correct 10 ms 12032 KB Output is correct
41 Correct 10 ms 12032 KB Output is correct
42 Correct 10 ms 11520 KB Output is correct
43 Correct 12 ms 11904 KB Output is correct
44 Correct 11 ms 11776 KB Output is correct
45 Correct 12 ms 11776 KB Output is correct
46 Correct 11 ms 11776 KB Output is correct
47 Correct 11 ms 11776 KB Output is correct
48 Correct 11 ms 11776 KB Output is correct
49 Correct 11 ms 11776 KB Output is correct
50 Correct 11 ms 11648 KB Output is correct
51 Correct 10 ms 11648 KB Output is correct
52 Correct 11 ms 11648 KB Output is correct
53 Correct 11 ms 11776 KB Output is correct
54 Correct 11 ms 11776 KB Output is correct
55 Correct 18 ms 12288 KB Output is correct
56 Correct 45 ms 14964 KB Output is correct
57 Correct 77 ms 17272 KB Output is correct
58 Correct 106 ms 19184 KB Output is correct
59 Correct 137 ms 21616 KB Output is correct
60 Correct 178 ms 24048 KB Output is correct
61 Runtime error 105 ms 35452 KB Execution killed with signal 11 (could be triggered by violating memory limits)
62 Halted 0 ms 0 KB -