oj.uz

Submission #816922

# Submission time Handle Problem Language Result Execution time Memory
816922 2023-08-09T07:32:52 Z GEN 이지후(#10378) Ants and Sugar (JOI22_sugar) C++17
6 / 100
 4000 ms 21500 KB 
#include <bits/stdc++.h>
using namespace std;
using lint = long long;
#define sz(a) ((int)(a).size())
#define all(a) (a).begin(), (a).end()

int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	lint q, l;
	cin >> q >> l;
	vector<array<lint, 3>> qry(q);
	vector<int> vect;
	for (int i = 0; i < q; i++) {
		for (int j = 0; j < 3; j++) {
			cin >> qry[i][j];
		}
		if (qry[i][0] == 1) {
			qry[i][1] -= l;
		}
		if (qry[i][0] == 2)
			vect.push_back(qry[i][1]);
	}
	sort(all(vect));
	vect.resize(unique(all(vect)) - vect.begin());
	// (my weight, R mode, T mode)
	vector<array<lint, 3>> values(sz(vect));
	lint sugsum = 0;
	for (int i = 0; i < q; i++) {
		if (qry[i][0] == 1) {
			auto it = lower_bound(all(vect), qry[i][1]) - vect.begin();
			if (it < sz(vect))
				values[it][1] += qry[i][2];
			for (int pos = it; pos < sz(vect); pos++) {
				if (vect[pos] - qry[i][1] <= 2 * l)
					values[pos][2] += qry[i][2];
				else
					break;
			}
		} else {
			auto it = lower_bound(all(vect), qry[i][1]) - vect.begin();
			values[it][0] += qry[i][2];
			sugsum += qry[i][2];
		}
		vector<array<lint, 3>> dp(sz(vect) + 1);
		dp[0][1] = dp[0][2] = -1e18;
		for (int i = 1; i <= sz(vect); i++) {
			dp[i][0] = max({dp[i - 1][0], dp[i - 1][1], dp[i - 1][2]});
			dp[i][1] = max({dp[i - 1][0], dp[i - 1][1], dp[i - 1][2]}) + values[i - 1][0] - values[i - 1][2];
			if (i > 1 && vect[i - 1] - vect[i - 2] <= 2 * l) {
				dp[i][2] = max({dp[i - 1][1], dp[i - 1][2]}) + values[i - 1][0] - values[i - 1][1];
			} else
				dp[i][2] = -1e18;
		}
		cout << sugsum - *max_element(all(dp.back())) << "\n";
	}
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 12 ms 424 KB Output is correct
7 Correct 10 ms 468 KB Output is correct
8 Correct 4 ms 340 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 30 ms 540 KB Output is correct
11 Correct 31 ms 548 KB Output is correct
12 Correct 29 ms 468 KB Output is correct
13 Correct 29 ms 560 KB Output is correct
14 Correct 57 ms 612 KB Output is correct
15 Correct 57 ms 628 KB Output is correct
16 Correct 2 ms 468 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 2 ms 468 KB Output is correct
19 Correct 29 ms 544 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 31 ms 456 KB Output is correct
22 Correct 1 ms 452 KB Output is correct
23 Correct 28 ms 548 KB Output is correct
24 Correct 2 ms 340 KB Output is correct
25 Correct 30 ms 560 KB Output is correct

Subtask #2
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Execution timed out 4042 ms 21500 KB Time limit exceeded
5 Halted 0 ms 0 KB -

Subtask #3
0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Execution timed out 4025 ms 13112 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #4
0 / 52.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 12 ms 424 KB Output is correct
7 Correct 10 ms 468 KB Output is correct
8 Correct 4 ms 340 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 30 ms 540 KB Output is correct
11 Correct 31 ms 548 KB Output is correct
12 Correct 29 ms 468 KB Output is correct
13 Correct 29 ms 560 KB Output is correct
14 Correct 57 ms 612 KB Output is correct
15 Correct 57 ms 628 KB Output is correct
16 Correct 2 ms 468 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 2 ms 468 KB Output is correct
19 Correct 29 ms 544 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 31 ms 456 KB Output is correct
22 Correct 1 ms 452 KB Output is correct
23 Correct 28 ms 548 KB Output is correct
24 Correct 2 ms 340 KB Output is correct
25 Correct 30 ms 560 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Execution timed out 4042 ms 21500 KB Time limit exceeded
30 Halted 0 ms 0 KB -