oj.uz

Submission #551163

# Submission time Handle Problem Language Result Execution time Memory
551163 2022-04-20T00:41:50 Z pavement Worst Reporter 4 (JOI21_worst_reporter4) C++17
79 / 100
 367 ms 135612 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
#ifdef _WIN32
#define getchar_unlocked _getchar_nolock
#endif
#define int long long
#define mp make_pair
#define mt make_tuple
#define pb push_back
#define ppb pop_back
#define eb emplace_back
#define g0(a) get<0>(a)
#define g1(a) get<1>(a)
#define g2(a) get<2>(a)
#define g3(a) get<3>(a)
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
using db = double;
using ll = long long;
using ld = long double;
using ii = pair<int, int>;
using iii = tuple<int, int, int>;
using iiii = tuple<int, int, int, int>;
template<class key, class value = null_type, class cmp = less<key> >
using ordered_set = tree<key, value, cmp, rb_tree_tag, tree_order_statistics_node_update>;

int N, idx, totC, totR, A[200005], H[200005], C[200005];
vector<int> adj[200005];
set<iii> S[200005];

void dp(int n, int e = -1) {
	for (auto u : adj[n]) if (u != e) {
		dp(u, n);
		if (S[u].size() > S[n].size()) swap(S[n], S[u]);
		for (auto i : S[u]) S[n].insert(i);
	}
	vector<set<iii>::iterator> to_del;
	auto it = S[n].upper_bound(mt(H[n], LLONG_MAX, LLONG_MAX));
	for (int bal = C[n]; bal > 0 && it != S[n].end(); it++) {
		auto [h, c, tmp] = *it;
		if (bal > c) {
			to_del.pb(it);
			bal -= c;
		} else if (bal == c) {
			to_del.pb(it);
			bal = 0;
		} else {
			to_del.pb(it);
			S[n].insert(mt(h, c - bal, ++idx));
			bal = 0;
		}
	}
	S[n].insert(mt(H[n], C[n], ++idx));
	for (auto i : to_del) S[n].erase(i);
}

main() {
	ios::sync_with_stdio(0);
	cin.tie(0);
	cin >> N;
	for (int i = 1; i <= N; i++) {
		cin >> A[i] >> H[i] >> C[i];
		H[i] = -H[i];
		if (i > 1) adj[A[i]].pb(i);
		totC += C[i];
	}
	// solving tree case
	dp(1);
	for (auto [a, b, c] : S[1]) totR += b;
	cout << totC - totR << '\n';
}

Compilation message

worst_reporter2.cpp:59:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   59 | main() {
      | ^~~~

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 14420 KB Output is correct
2 Correct 7 ms 14420 KB Output is correct
3 Correct 7 ms 14420 KB Output is correct
4 Correct 7 ms 14420 KB Output is correct
5 Correct 12 ms 15556 KB Output is correct
6 Correct 12 ms 15572 KB Output is correct
7 Correct 12 ms 15444 KB Output is correct
8 Correct 12 ms 15572 KB Output is correct
9 Correct 13 ms 15608 KB Output is correct
10 Correct 12 ms 15572 KB Output is correct
11 Correct 12 ms 15828 KB Output is correct
12 Correct 11 ms 15632 KB Output is correct
13 Correct 12 ms 15700 KB Output is correct
14 Correct 11 ms 15216 KB Output is correct
15 Correct 11 ms 15248 KB Output is correct
16 Correct 12 ms 15976 KB Output is correct
17 Correct 13 ms 15956 KB Output is correct
18 Correct 13 ms 16468 KB Output is correct
19 Correct 13 ms 15400 KB Output is correct
20 Correct 14 ms 15316 KB Output is correct
21 Correct 11 ms 15440 KB Output is correct
22 Correct 12 ms 15188 KB Output is correct
23 Correct 10 ms 15188 KB Output is correct
24 Correct 11 ms 15496 KB Output is correct
25 Correct 11 ms 15480 KB Output is correct
26 Correct 10 ms 15700 KB Output is correct
27 Correct 11 ms 15460 KB Output is correct
28 Correct 11 ms 15572 KB Output is correct
29 Correct 13 ms 15700 KB Output is correct
30 Correct 11 ms 15684 KB Output is correct
31 Correct 12 ms 15796 KB Output is correct

Subtask #2
65.0 / 65.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 14420 KB Output is correct
2 Correct 7 ms 14420 KB Output is correct
3 Correct 7 ms 14420 KB Output is correct
4 Correct 7 ms 14420 KB Output is correct
5 Correct 12 ms 15556 KB Output is correct
6 Correct 12 ms 15572 KB Output is correct
7 Correct 12 ms 15444 KB Output is correct
8 Correct 12 ms 15572 KB Output is correct
9 Correct 13 ms 15608 KB Output is correct
10 Correct 12 ms 15572 KB Output is correct
11 Correct 12 ms 15828 KB Output is correct
12 Correct 11 ms 15632 KB Output is correct
13 Correct 12 ms 15700 KB Output is correct
14 Correct 11 ms 15216 KB Output is correct
15 Correct 11 ms 15248 KB Output is correct
16 Correct 12 ms 15976 KB Output is correct
17 Correct 13 ms 15956 KB Output is correct
18 Correct 13 ms 16468 KB Output is correct
19 Correct 13 ms 15400 KB Output is correct
20 Correct 14 ms 15316 KB Output is correct
21 Correct 11 ms 15440 KB Output is correct
22 Correct 12 ms 15188 KB Output is correct
23 Correct 10 ms 15188 KB Output is correct
24 Correct 11 ms 15496 KB Output is correct
25 Correct 11 ms 15480 KB Output is correct
26 Correct 10 ms 15700 KB Output is correct
27 Correct 11 ms 15460 KB Output is correct
28 Correct 11 ms 15572 KB Output is correct
29 Correct 13 ms 15700 KB Output is correct
30 Correct 11 ms 15684 KB Output is correct
31 Correct 12 ms 15796 KB Output is correct
32 Correct 12 ms 15572 KB Output is correct
33 Correct 303 ms 77260 KB Output is correct
34 Correct 310 ms 76700 KB Output is correct
35 Correct 318 ms 74180 KB Output is correct
36 Correct 319 ms 76908 KB Output is correct
37 Correct 307 ms 74348 KB Output is correct
38 Correct 333 ms 88776 KB Output is correct
39 Correct 178 ms 66076 KB Output is correct
40 Correct 192 ms 71244 KB Output is correct
41 Correct 168 ms 73616 KB Output is correct
42 Correct 176 ms 50924 KB Output is correct
43 Correct 179 ms 51000 KB Output is correct
44 Correct 302 ms 106816 KB Output is correct
45 Correct 316 ms 106740 KB Output is correct
46 Correct 367 ms 135612 KB Output is correct
47 Correct 241 ms 60792 KB Output is correct
48 Correct 228 ms 57932 KB Output is correct
49 Correct 182 ms 59228 KB Output is correct
50 Correct 218 ms 49908 KB Output is correct
51 Correct 233 ms 49888 KB Output is correct
52 Correct 272 ms 61872 KB Output is correct
53 Correct 239 ms 60948 KB Output is correct
54 Correct 115 ms 71372 KB Output is correct
55 Correct 194 ms 63172 KB Output is correct
56 Correct 188 ms 71552 KB Output is correct
57 Correct 183 ms 75720 KB Output is correct
58 Correct 206 ms 71128 KB Output is correct
59 Correct 202 ms 71132 KB Output is correct

Subtask #3
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 14420 KB Output is correct
2 Correct 7 ms 14420 KB Output is correct
3 Correct 7 ms 14420 KB Output is correct
4 Correct 7 ms 14420 KB Output is correct
5 Correct 12 ms 15556 KB Output is correct
6 Correct 12 ms 15572 KB Output is correct
7 Correct 12 ms 15444 KB Output is correct
8 Correct 12 ms 15572 KB Output is correct
9 Correct 13 ms 15608 KB Output is correct
10 Correct 12 ms 15572 KB Output is correct
11 Correct 12 ms 15828 KB Output is correct
12 Correct 11 ms 15632 KB Output is correct
13 Correct 12 ms 15700 KB Output is correct
14 Correct 11 ms 15216 KB Output is correct
15 Correct 11 ms 15248 KB Output is correct
16 Correct 12 ms 15976 KB Output is correct
17 Correct 13 ms 15956 KB Output is correct
18 Correct 13 ms 16468 KB Output is correct
19 Correct 13 ms 15400 KB Output is correct
20 Correct 14 ms 15316 KB Output is correct
21 Correct 11 ms 15440 KB Output is correct
22 Correct 12 ms 15188 KB Output is correct
23 Correct 10 ms 15188 KB Output is correct
24 Correct 11 ms 15496 KB Output is correct
25 Correct 11 ms 15480 KB Output is correct
26 Correct 10 ms 15700 KB Output is correct
27 Correct 11 ms 15460 KB Output is correct
28 Correct 11 ms 15572 KB Output is correct
29 Correct 13 ms 15700 KB Output is correct
30 Correct 11 ms 15684 KB Output is correct
31 Correct 12 ms 15796 KB Output is correct
32 Correct 12 ms 15572 KB Output is correct
33 Correct 303 ms 77260 KB Output is correct
34 Correct 310 ms 76700 KB Output is correct
35 Correct 318 ms 74180 KB Output is correct
36 Correct 319 ms 76908 KB Output is correct
37 Correct 307 ms 74348 KB Output is correct
38 Correct 333 ms 88776 KB Output is correct
39 Correct 178 ms 66076 KB Output is correct
40 Correct 192 ms 71244 KB Output is correct
41 Correct 168 ms 73616 KB Output is correct
42 Correct 176 ms 50924 KB Output is correct
43 Correct 179 ms 51000 KB Output is correct
44 Correct 302 ms 106816 KB Output is correct
45 Correct 316 ms 106740 KB Output is correct
46 Correct 367 ms 135612 KB Output is correct
47 Correct 241 ms 60792 KB Output is correct
48 Correct 228 ms 57932 KB Output is correct
49 Correct 182 ms 59228 KB Output is correct
50 Correct 218 ms 49908 KB Output is correct
51 Correct 233 ms 49888 KB Output is correct
52 Correct 272 ms 61872 KB Output is correct
53 Correct 239 ms 60948 KB Output is correct
54 Correct 115 ms 71372 KB Output is correct
55 Correct 194 ms 63172 KB Output is correct
56 Correct 188 ms 71552 KB Output is correct
57 Correct 183 ms 75720 KB Output is correct
58 Correct 206 ms 71128 KB Output is correct
59 Correct 202 ms 71132 KB Output is correct
60 Correct 7 ms 14420 KB Output is correct
61 Incorrect 7 ms 14428 KB Output isn't correct
62 Halted 0 ms 0 KB -