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Submission #1111805

# Submission time Handle Problem Language Result Execution time Memory
1111805 2024-11-13T01:43:25 Z IBory Pinball (JOI14_pinball) C++17
100 / 100
 155 ms 26812 KB 
#include <bits/stdc++.h>
#define pii pair<ll, ll>
typedef long long ll;
using namespace std;

const int SZ = 1 << 19, MAX = 100007;
ll A[MAX], B[MAX], C[MAX], W[MAX], L[MAX], R[MAX];

struct Seg {
	ll T[SZ << 1];
	Seg() {
		memset(T, 0x3f, sizeof(T));
	}
	void Update(int i, ll v) {
		i += SZ - 1;
		T[i] = min(T[i], v);
		while (i >>= 1) T[i] = min(T[i * 2], T[i * 2 + 1]);
	}
	ll Query(int L, int R, int sL = 1, int sR = SZ, int n = 1) {
		if (R < sL || sR < L) return 1e18;
		if (L <= sL && sR <= R) return T[n];
		int mid = (sL + sR) >> 1;
		return min(Query(L, R, sL, mid, n * 2), Query(L, R, mid + 1, sR, n * 2 + 1));
	}
} TL, TR;

int main() {
	ios::sync_with_stdio(0); cin.tie(0);
	int N, M;
	cin >> N >> M;
	vector<int> U = {0, 1, M};
	for (int i = 1; i <= N; ++i) {
		cin >> A[i] >> B[i] >> C[i] >> W[i];
		U.push_back(A[i]);
		U.push_back(B[i]);
		U.push_back(C[i]);
	}
	
	sort(U.begin(), U.end());
	U.erase(unique(U.begin(), U.end()), U.end());
	for (int i = 1; i <= N; ++i) {
		A[i] = lower_bound(U.begin(), U.end(), A[i]) - U.begin();
		B[i] = lower_bound(U.begin(), U.end(), B[i]) - U.begin();
		C[i] = lower_bound(U.begin(), U.end(), C[i]) - U.begin();
	}

	memset(L, 0x3f, sizeof(L));
	memset(R, 0x3f, sizeof(R));
	TL.Update(1, 0);
	TR.Update(U.size() - 1, 0);
	for (int i = 1; i <= N; ++i) {
		ll ul = TL.Query(A[i], B[i]);
		ll ur = TR.Query(A[i], B[i]);
		TL.Update(C[i], L[i] = ul + W[i]);
		TR.Update(C[i], R[i] = ur + W[i]);
	}

	ll ans = 1e18;
	for (int i = 1; i <= N; ++i) ans = min(ans, L[i] + R[i] - W[i]);
	cout << (ans == 1e18 ? -1 : ans);
	return 0;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 21072 KB Output is correct
2 Correct 3 ms 20968 KB Output is correct
3 Correct 4 ms 21072 KB Output is correct
4 Correct 3 ms 21072 KB Output is correct
5 Correct 3 ms 21072 KB Output is correct
6 Correct 3 ms 21072 KB Output is correct
7 Correct 3 ms 21072 KB Output is correct
8 Correct 3 ms 21072 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 21072 KB Output is correct
2 Correct 3 ms 20968 KB Output is correct
3 Correct 4 ms 21072 KB Output is correct
4 Correct 3 ms 21072 KB Output is correct
5 Correct 3 ms 21072 KB Output is correct
6 Correct 3 ms 21072 KB Output is correct
7 Correct 3 ms 21072 KB Output is correct
8 Correct 3 ms 21072 KB Output is correct
9 Correct 4 ms 21072 KB Output is correct
10 Correct 4 ms 21072 KB Output is correct
11 Correct 4 ms 21072 KB Output is correct
12 Correct 3 ms 21084 KB Output is correct
13 Correct 3 ms 21072 KB Output is correct
14 Correct 4 ms 21072 KB Output is correct

Subtask #3
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 21072 KB Output is correct
2 Correct 3 ms 20968 KB Output is correct
3 Correct 4 ms 21072 KB Output is correct
4 Correct 3 ms 21072 KB Output is correct
5 Correct 3 ms 21072 KB Output is correct
6 Correct 3 ms 21072 KB Output is correct
7 Correct 3 ms 21072 KB Output is correct
8 Correct 3 ms 21072 KB Output is correct
9 Correct 4 ms 21072 KB Output is correct
10 Correct 4 ms 21072 KB Output is correct
11 Correct 4 ms 21072 KB Output is correct
12 Correct 3 ms 21084 KB Output is correct
13 Correct 3 ms 21072 KB Output is correct
14 Correct 4 ms 21072 KB Output is correct
15 Correct 4 ms 21072 KB Output is correct
16 Correct 4 ms 21152 KB Output is correct
17 Correct 4 ms 21072 KB Output is correct
18 Correct 4 ms 21072 KB Output is correct
19 Correct 5 ms 21072 KB Output is correct
20 Correct 5 ms 21072 KB Output is correct
21 Correct 4 ms 21084 KB Output is correct
22 Correct 6 ms 21072 KB Output is correct
23 Correct 5 ms 21072 KB Output is correct
24 Correct 4 ms 21072 KB Output is correct

Subtask #4
49.0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 21072 KB Output is correct
2 Correct 3 ms 20968 KB Output is correct
3 Correct 4 ms 21072 KB Output is correct
4 Correct 3 ms 21072 KB Output is correct
5 Correct 3 ms 21072 KB Output is correct
6 Correct 3 ms 21072 KB Output is correct
7 Correct 3 ms 21072 KB Output is correct
8 Correct 3 ms 21072 KB Output is correct
9 Correct 4 ms 21072 KB Output is correct
10 Correct 4 ms 21072 KB Output is correct
11 Correct 4 ms 21072 KB Output is correct
12 Correct 3 ms 21084 KB Output is correct
13 Correct 3 ms 21072 KB Output is correct
14 Correct 4 ms 21072 KB Output is correct
15 Correct 4 ms 21072 KB Output is correct
16 Correct 4 ms 21152 KB Output is correct
17 Correct 4 ms 21072 KB Output is correct
18 Correct 4 ms 21072 KB Output is correct
19 Correct 5 ms 21072 KB Output is correct
20 Correct 5 ms 21072 KB Output is correct
21 Correct 4 ms 21084 KB Output is correct
22 Correct 6 ms 21072 KB Output is correct
23 Correct 5 ms 21072 KB Output is correct
24 Correct 4 ms 21072 KB Output is correct
25 Correct 15 ms 21584 KB Output is correct
26 Correct 36 ms 22380 KB Output is correct
27 Correct 100 ms 25288 KB Output is correct
28 Correct 105 ms 26556 KB Output is correct
29 Correct 90 ms 23708 KB Output is correct
30 Correct 129 ms 26556 KB Output is correct
31 Correct 143 ms 26728 KB Output is correct
32 Correct 145 ms 26740 KB Output is correct
33 Correct 21 ms 22288 KB Output is correct
34 Correct 68 ms 23752 KB Output is correct
35 Correct 109 ms 26708 KB Output is correct
36 Correct 155 ms 26556 KB Output is correct
37 Correct 125 ms 26812 KB Output is correct
38 Correct 133 ms 26564 KB Output is correct