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Submission #1103654

# Submission time Handle Problem Language Result Execution time Memory
1103654 2024-10-21T13:06:51 Z ortsac Toll (BOI17_toll) C++17
100 / 100
 1590 ms 7860 KB 
#include <bits/stdc++.h>

using namespace std;

#define pii pair<int, int>
#define fm first
#define t second

const int MAXN = 5e4 + 10;
const int INF = 0x3f3f3f3f;

vector<pii> rec[MAXN];
int ans[MAXN];

void calc(int a, int b) {
    for (int i = max(a - 10, 0); i <= (b + 10); i++) ans[i] = INF;
    ans[a] = 0;
    for (int i = a + 1; i <= b; i++) {
        for (auto u : rec[i]) ans[i] = min(ans[i], ans[u.fm] + u.t);
    }
}

int32_t main() {
    int k, n, m, o;
    cin >> k >> n >> m >> o;
    for (int i = 0; i < m; i++) {
        int a, b, toll;
        cin >> a >> b >> toll;
        rec[b].push_back({a, toll});
    }
    for (int i = 0; i < o; i++) {
        int a, b;
        cin >> a >> b;
        calc(a, b);
        cout << ((ans[b] == INF) ? -1 : ans[b]) << "\n";
    }
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 558 ms 3400 KB Output is correct
2 Correct 2 ms 1616 KB Output is correct
3 Correct 1 ms 1616 KB Output is correct
4 Correct 2 ms 1784 KB Output is correct
5 Correct 4 ms 1616 KB Output is correct
6 Correct 5 ms 1616 KB Output is correct
7 Correct 4 ms 1616 KB Output is correct
8 Correct 537 ms 3360 KB Output is correct
9 Correct 534 ms 3292 KB Output is correct
10 Correct 157 ms 1808 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1121 ms 3388 KB Output is correct
2 Correct 2 ms 1616 KB Output is correct
3 Correct 2 ms 1616 KB Output is correct
4 Correct 2 ms 1616 KB Output is correct
5 Correct 1 ms 1616 KB Output is correct
6 Correct 1 ms 1616 KB Output is correct
7 Correct 27 ms 1664 KB Output is correct
8 Correct 37 ms 1788 KB Output is correct
9 Correct 803 ms 3384 KB Output is correct
10 Correct 1590 ms 4252 KB Output is correct
11 Correct 1107 ms 3400 KB Output is correct
12 Correct 1331 ms 3144 KB Output is correct
13 Correct 480 ms 4424 KB Output is correct
14 Correct 326 ms 3144 KB Output is correct
15 Correct 326 ms 2936 KB Output is correct
16 Correct 330 ms 3040 KB Output is correct

Subtask #3
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1616 KB Output is correct
2 Correct 1 ms 1616 KB Output is correct
3 Correct 2 ms 1616 KB Output is correct
4 Correct 2 ms 1616 KB Output is correct
5 Correct 1 ms 1616 KB Output is correct
6 Correct 2 ms 1620 KB Output is correct
7 Correct 3 ms 1672 KB Output is correct
8 Correct 5 ms 1784 KB Output is correct
9 Correct 4 ms 1620 KB Output is correct
10 Correct 35 ms 4084 KB Output is correct
11 Correct 61 ms 4684 KB Output is correct
12 Correct 89 ms 6220 KB Output is correct
13 Correct 91 ms 6736 KB Output is correct
14 Correct 74 ms 5456 KB Output is correct
15 Correct 48 ms 4172 KB Output is correct
16 Correct 51 ms 4172 KB Output is correct

Subtask #4
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1616 KB Output is correct
2 Correct 1 ms 1616 KB Output is correct
3 Correct 2 ms 1616 KB Output is correct
4 Correct 2 ms 1616 KB Output is correct
5 Correct 1 ms 1616 KB Output is correct
6 Correct 2 ms 1620 KB Output is correct
7 Correct 3 ms 1672 KB Output is correct
8 Correct 5 ms 1784 KB Output is correct
9 Correct 4 ms 1620 KB Output is correct
10 Correct 35 ms 4084 KB Output is correct
11 Correct 61 ms 4684 KB Output is correct
12 Correct 89 ms 6220 KB Output is correct
13 Correct 91 ms 6736 KB Output is correct
14 Correct 74 ms 5456 KB Output is correct
15 Correct 48 ms 4172 KB Output is correct
16 Correct 51 ms 4172 KB Output is correct
17 Correct 280 ms 4884 KB Output is correct
18 Correct 1 ms 1620 KB Output is correct
19 Correct 2 ms 1620 KB Output is correct
20 Correct 1 ms 1620 KB Output is correct
21 Correct 1 ms 1364 KB Output is correct
22 Correct 2 ms 1620 KB Output is correct
23 Correct 9 ms 1620 KB Output is correct
24 Correct 11 ms 1620 KB Output is correct
25 Correct 13 ms 1620 KB Output is correct
26 Correct 12 ms 1620 KB Output is correct
27 Correct 193 ms 4212 KB Output is correct
28 Correct 374 ms 6476 KB Output is correct
29 Correct 402 ms 6732 KB Output is correct
30 Correct 375 ms 5708 KB Output is correct

Subtask #5
44.0 / 44.0

# Verdict Execution time Memory Grader output
1 Correct 558 ms 3400 KB Output is correct
2 Correct 2 ms 1616 KB Output is correct
3 Correct 1 ms 1616 KB Output is correct
4 Correct 2 ms 1784 KB Output is correct
5 Correct 4 ms 1616 KB Output is correct
6 Correct 5 ms 1616 KB Output is correct
7 Correct 4 ms 1616 KB Output is correct
8 Correct 537 ms 3360 KB Output is correct
9 Correct 534 ms 3292 KB Output is correct
10 Correct 157 ms 1808 KB Output is correct
11 Correct 1121 ms 3388 KB Output is correct
12 Correct 2 ms 1616 KB Output is correct
13 Correct 2 ms 1616 KB Output is correct
14 Correct 2 ms 1616 KB Output is correct
15 Correct 1 ms 1616 KB Output is correct
16 Correct 1 ms 1616 KB Output is correct
17 Correct 27 ms 1664 KB Output is correct
18 Correct 37 ms 1788 KB Output is correct
19 Correct 803 ms 3384 KB Output is correct
20 Correct 1590 ms 4252 KB Output is correct
21 Correct 1107 ms 3400 KB Output is correct
22 Correct 1331 ms 3144 KB Output is correct
23 Correct 480 ms 4424 KB Output is correct
24 Correct 326 ms 3144 KB Output is correct
25 Correct 326 ms 2936 KB Output is correct
26 Correct 330 ms 3040 KB Output is correct
27 Correct 1 ms 1616 KB Output is correct
28 Correct 1 ms 1616 KB Output is correct
29 Correct 2 ms 1616 KB Output is correct
30 Correct 2 ms 1616 KB Output is correct
31 Correct 1 ms 1616 KB Output is correct
32 Correct 2 ms 1620 KB Output is correct
33 Correct 3 ms 1672 KB Output is correct
34 Correct 5 ms 1784 KB Output is correct
35 Correct 4 ms 1620 KB Output is correct
36 Correct 35 ms 4084 KB Output is correct
37 Correct 61 ms 4684 KB Output is correct
38 Correct 89 ms 6220 KB Output is correct
39 Correct 91 ms 6736 KB Output is correct
40 Correct 74 ms 5456 KB Output is correct
41 Correct 48 ms 4172 KB Output is correct
42 Correct 51 ms 4172 KB Output is correct
43 Correct 280 ms 4884 KB Output is correct
44 Correct 1 ms 1620 KB Output is correct
45 Correct 2 ms 1620 KB Output is correct
46 Correct 1 ms 1620 KB Output is correct
47 Correct 1 ms 1364 KB Output is correct
48 Correct 2 ms 1620 KB Output is correct
49 Correct 9 ms 1620 KB Output is correct
50 Correct 11 ms 1620 KB Output is correct
51 Correct 13 ms 1620 KB Output is correct
52 Correct 12 ms 1620 KB Output is correct
53 Correct 193 ms 4212 KB Output is correct
54 Correct 374 ms 6476 KB Output is correct
55 Correct 402 ms 6732 KB Output is correct
56 Correct 375 ms 5708 KB Output is correct
57 Correct 1367 ms 7860 KB Output is correct
58 Correct 539 ms 4180 KB Output is correct
59 Correct 803 ms 5148 KB Output is correct