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Submission #843722

# Submission time Handle Problem Language Result Execution time Memory
843722 2023-09-04T13:16:07 Z flashmt Overtaking (IOI23_overtaking) C++17
65 / 100
 3500 ms 71212 KB 
#include "overtaking.h"
#ifdef LOCAL
#include "Debug.h"
#else
#define debug(...) 42
#endif
#include <bits/stdc++.h>
using namespace std;
const int N = 1010;

long long t[N][N];
int n, m,reserveSpeed;
vector<int> stops;
map<long long, long long> boundMap[N];

void init(int L, int n_, vector<long long> t0, vector<int> speed, int reserveSpeed_, int m_, vector<int> stops_)
{
  n = n_; m = m_;
  stops = stops_;
  reserveSpeed = reserveSpeed_;
  for (int i = 0; i < n; i++)
    t[0][i] = t0[i];
  for (int i = 0; i < m - 1; i++)
  {
    vector<int> orders(n);
    iota(begin(orders), end(orders), 0);
    sort(begin(orders), end(orders), [&](int u, int v) { return t[i][u] < t[i][v]; });

    long long bound = 0;
    boundMap[i][-1] = 0;
    for (int j = 0; j < n;)
    {
      long long curT = t[i][orders[j]];
      long long newBound = bound;
      while (j < n && t[i][orders[j]] == curT)
      {
        int id = orders[j++];
        t[i + 1][id] = max(bound, t[i][id] + 1LL * speed[id] * (stops[i + 1] - stops[i]));
        newBound = max(newBound, t[i + 1][id]);
      }
      bound = newBound;
      boundMap[i][curT] = bound;
    }
  }
  return;
}

long long arrival_time(long long t0)
{
  auto curT = t0;
  for (int i = 0; i < m - 1; i++)
  {
    auto u = boundMap[i].lower_bound(curT);
    auto bound = (--u)->second;
    curT += 1LL * reserveSpeed * (stops[i + 1] - stops[i]);
    curT = max(curT, bound);
  }
  return curT;
}

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 2392 KB Output is correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Correct 2 ms 2548 KB Output is correct
6 Correct 4 ms 4696 KB Output is correct
7 Correct 5 ms 6744 KB Output is correct
8 Correct 6 ms 7512 KB Output is correct
9 Correct 6 ms 7512 KB Output is correct
10 Correct 7 ms 7512 KB Output is correct
11 Correct 6 ms 7512 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 600 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 600 KB Output is correct
8 Correct 1 ms 600 KB Output is correct
9 Correct 1 ms 600 KB Output is correct
10 Correct 1 ms 600 KB Output is correct
11 Correct 1 ms 604 KB Output is correct
12 Correct 1 ms 600 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Correct 1 ms 2392 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 2 ms 3160 KB Output is correct
10 Correct 2 ms 3160 KB Output is correct
11 Correct 3 ms 3164 KB Output is correct
12 Correct 2 ms 3160 KB Output is correct
13 Correct 2 ms 3160 KB Output is correct
14 Correct 2 ms 3164 KB Output is correct
15 Correct 2 ms 3160 KB Output is correct
16 Correct 2 ms 3160 KB Output is correct
17 Correct 2 ms 3160 KB Output is correct
18 Correct 2 ms 3164 KB Output is correct
19 Correct 2 ms 3160 KB Output is correct
20 Correct 2 ms 3160 KB Output is correct
21 Correct 1 ms 2904 KB Output is correct
22 Correct 1 ms 2904 KB Output is correct
23 Correct 2 ms 2904 KB Output is correct
24 Correct 2 ms 2904 KB Output is correct
25 Correct 2 ms 2904 KB Output is correct
26 Correct 2 ms 2904 KB Output is correct
27 Correct 2 ms 3160 KB Output is correct
28 Correct 1 ms 2904 KB Output is correct
29 Correct 2 ms 2904 KB Output is correct
30 Correct 1 ms 2904 KB Output is correct
31 Correct 1 ms 2904 KB Output is correct
32 Correct 2 ms 3160 KB Output is correct
33 Correct 2 ms 3160 KB Output is correct
34 Correct 2 ms 3164 KB Output is correct
35 Correct 2 ms 3160 KB Output is correct
36 Correct 2 ms 3164 KB Output is correct
37 Correct 3 ms 3160 KB Output is correct
38 Correct 2 ms 3160 KB Output is correct
39 Correct 2 ms 3160 KB Output is correct
40 Correct 2 ms 3160 KB Output is correct

Subtask #4
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Correct 1 ms 2392 KB Output is correct
6 Correct 2 ms 2548 KB Output is correct
7 Correct 4 ms 4696 KB Output is correct
8 Correct 5 ms 6744 KB Output is correct
9 Correct 6 ms 7512 KB Output is correct
10 Correct 6 ms 7512 KB Output is correct
11 Correct 7 ms 7512 KB Output is correct
12 Correct 6 ms 7512 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 2 ms 3160 KB Output is correct
17 Correct 2 ms 3160 KB Output is correct
18 Correct 3 ms 3164 KB Output is correct
19 Correct 2 ms 3160 KB Output is correct
20 Correct 2 ms 3160 KB Output is correct
21 Correct 2 ms 3164 KB Output is correct
22 Correct 2 ms 3160 KB Output is correct
23 Correct 2 ms 3160 KB Output is correct
24 Correct 2 ms 3160 KB Output is correct
25 Correct 2 ms 3164 KB Output is correct
26 Correct 2 ms 3160 KB Output is correct
27 Correct 2 ms 3160 KB Output is correct
28 Correct 1 ms 2904 KB Output is correct
29 Correct 1 ms 2904 KB Output is correct
30 Correct 2 ms 2904 KB Output is correct
31 Correct 2 ms 2904 KB Output is correct
32 Correct 2 ms 2904 KB Output is correct
33 Correct 2 ms 2904 KB Output is correct
34 Correct 2 ms 3160 KB Output is correct
35 Correct 1 ms 2904 KB Output is correct
36 Correct 2 ms 2904 KB Output is correct
37 Correct 1 ms 2904 KB Output is correct
38 Correct 1 ms 2904 KB Output is correct
39 Correct 2 ms 3160 KB Output is correct
40 Correct 2 ms 3160 KB Output is correct
41 Correct 2 ms 3164 KB Output is correct
42 Correct 2 ms 3160 KB Output is correct
43 Correct 2 ms 3164 KB Output is correct
44 Correct 3 ms 3160 KB Output is correct
45 Correct 2 ms 3160 KB Output is correct
46 Correct 2 ms 3160 KB Output is correct
47 Correct 2 ms 3160 KB Output is correct
48 Correct 352 ms 68028 KB Output is correct
49 Correct 832 ms 68352 KB Output is correct
50 Correct 843 ms 69712 KB Output is correct
51 Correct 806 ms 68268 KB Output is correct
52 Correct 808 ms 68368 KB Output is correct
53 Correct 809 ms 68424 KB Output is correct
54 Correct 806 ms 68264 KB Output is correct
55 Correct 234 ms 46672 KB Output is correct
56 Correct 780 ms 68008 KB Output is correct
57 Correct 731 ms 64336 KB Output is correct
58 Correct 770 ms 68684 KB Output is correct
59 Correct 794 ms 67968 KB Output is correct
60 Correct 805 ms 68008 KB Output is correct
61 Correct 789 ms 68684 KB Output is correct
62 Correct 21 ms 7724 KB Output is correct
63 Correct 2 ms 600 KB Output is correct
64 Correct 716 ms 37696 KB Output is correct
65 Correct 640 ms 33488 KB Output is correct
66 Correct 1459 ms 65220 KB Output is correct
67 Correct 1669 ms 66640 KB Output is correct
68 Correct 1654 ms 66448 KB Output is correct
69 Correct 1407 ms 71100 KB Output is correct
70 Correct 1426 ms 71100 KB Output is correct
71 Correct 1524 ms 71096 KB Output is correct
72 Correct 1439 ms 71096 KB Output is correct
73 Correct 1393 ms 71096 KB Output is correct
74 Correct 1460 ms 71212 KB Output is correct
75 Correct 1715 ms 65224 KB Output is correct
76 Correct 1703 ms 65224 KB Output is correct
77 Correct 1821 ms 66084 KB Output is correct
78 Correct 610 ms 71112 KB Output is correct

Subtask #5
0.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Correct 1 ms 2392 KB Output is correct
6 Correct 2 ms 2548 KB Output is correct
7 Correct 4 ms 4696 KB Output is correct
8 Correct 5 ms 6744 KB Output is correct
9 Correct 6 ms 7512 KB Output is correct
10 Correct 6 ms 7512 KB Output is correct
11 Correct 7 ms 7512 KB Output is correct
12 Correct 6 ms 7512 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 1 ms 600 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 600 KB Output is correct
20 Correct 1 ms 600 KB Output is correct
21 Correct 1 ms 600 KB Output is correct
22 Correct 1 ms 600 KB Output is correct
23 Correct 1 ms 604 KB Output is correct
24 Correct 1 ms 600 KB Output is correct
25 Correct 1 ms 344 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 2 ms 3160 KB Output is correct
28 Correct 2 ms 3160 KB Output is correct
29 Correct 3 ms 3164 KB Output is correct
30 Correct 2 ms 3160 KB Output is correct
31 Correct 2 ms 3160 KB Output is correct
32 Correct 2 ms 3164 KB Output is correct
33 Correct 2 ms 3160 KB Output is correct
34 Correct 2 ms 3160 KB Output is correct
35 Correct 2 ms 3160 KB Output is correct
36 Correct 2 ms 3164 KB Output is correct
37 Correct 2 ms 3160 KB Output is correct
38 Correct 2 ms 3160 KB Output is correct
39 Correct 1 ms 2904 KB Output is correct
40 Correct 1 ms 2904 KB Output is correct
41 Correct 2 ms 2904 KB Output is correct
42 Correct 2 ms 2904 KB Output is correct
43 Correct 2 ms 2904 KB Output is correct
44 Correct 2 ms 2904 KB Output is correct
45 Correct 2 ms 3160 KB Output is correct
46 Correct 1 ms 2904 KB Output is correct
47 Correct 2 ms 2904 KB Output is correct
48 Correct 1 ms 2904 KB Output is correct
49 Correct 1 ms 2904 KB Output is correct
50 Correct 2 ms 3160 KB Output is correct
51 Correct 2 ms 3160 KB Output is correct
52 Correct 2 ms 3164 KB Output is correct
53 Correct 2 ms 3160 KB Output is correct
54 Correct 2 ms 3164 KB Output is correct
55 Correct 3 ms 3160 KB Output is correct
56 Correct 2 ms 3160 KB Output is correct
57 Correct 2 ms 3160 KB Output is correct
58 Correct 2 ms 3160 KB Output is correct
59 Correct 352 ms 68028 KB Output is correct
60 Correct 832 ms 68352 KB Output is correct
61 Correct 843 ms 69712 KB Output is correct
62 Correct 806 ms 68268 KB Output is correct
63 Correct 808 ms 68368 KB Output is correct
64 Correct 809 ms 68424 KB Output is correct
65 Correct 806 ms 68264 KB Output is correct
66 Correct 234 ms 46672 KB Output is correct
67 Correct 780 ms 68008 KB Output is correct
68 Correct 731 ms 64336 KB Output is correct
69 Correct 770 ms 68684 KB Output is correct
70 Correct 794 ms 67968 KB Output is correct
71 Correct 805 ms 68008 KB Output is correct
72 Correct 789 ms 68684 KB Output is correct
73 Correct 21 ms 7724 KB Output is correct
74 Correct 2 ms 600 KB Output is correct
75 Correct 716 ms 37696 KB Output is correct
76 Correct 640 ms 33488 KB Output is correct
77 Correct 1459 ms 65220 KB Output is correct
78 Correct 1669 ms 66640 KB Output is correct
79 Correct 1654 ms 66448 KB Output is correct
80 Correct 1407 ms 71100 KB Output is correct
81 Correct 1426 ms 71100 KB Output is correct
82 Correct 1524 ms 71096 KB Output is correct
83 Correct 1439 ms 71096 KB Output is correct
84 Correct 1393 ms 71096 KB Output is correct
85 Correct 1460 ms 71212 KB Output is correct
86 Correct 1715 ms 65224 KB Output is correct
87 Correct 1703 ms 65224 KB Output is correct
88 Correct 1821 ms 66084 KB Output is correct
89 Correct 610 ms 71112 KB Output is correct
90 Execution timed out 3516 ms 68596 KB Time limit exceeded
91 Halted 0 ms 0 KB -