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Submission #844908

# Submission time Handle Problem Language Result Execution time Memory
844908 2023-09-06T08:26:41 Z LucaIlie Overtaking (IOI23_overtaking) C++17
65 / 100
 3500 ms 59372 KB 
#include "overtaking.h"
#include <bits/stdc++.h>

using namespace std;

const int MAX_N = 2000;
const int MAX_M = 2000;
const long long INF = 1e18;

struct bus {
    long long t;
    int v;
    int p;
};

struct answer {
    long long l, r, ans;
};

int n, m, x;
bus buses[MAX_N + 1], b[MAX_M][MAX_N + 1];
int s[MAX_M];

long long query( long long y ) {
    int p = n - 1;
    for ( int j = 0; j < m - 1; j++ ) {
        while ( p >= 0 && b[j][p].t >= y )
            p--;
        y = y + (long long)x * (s[j + 1] - s[j]);
        if ( p >= 0 )
            y = max( y, b[j + 1][p].t );
    }

    return y;
}

void init( int L, int N, vector<long long> T, vector<int> W, int X, int M, vector<int> S ) {
    n = N;
    m = M;
    x = X;
    for ( int i = 0; i < n; i++ )
        buses[i] = { T[i], W[i], i };
    for ( int i = 0; i < m; i++ )
        s[i] = S[i];

    for ( int i = 0; i < n; i++ )
        b[0][i] = buses[i];
    for( int j = 0; j < m - 1; j++ ) {
        sort( b[j], b[j] + n, []( bus a, bus b ) {
            if ( a.t == b.t )
                return a.v < b.v;
            return a.t < b.t;
        } );

        for ( int i = 0; i < n; i++ )
            b[j + 1][i] = b[j][i];
        for ( int i = 0; i < n; i++ )
            b[j + 1][i].t = b[j][i].t + (long long)b[j][i].v * (s[j + 1] - s[j]);
        for ( int i = 1; i < n; i++ )
            b[j + 1][i].t = max( b[j + 1][i].t, b[j + 1][i - 1].t );
    }
}

long long arrival_time( long long y ) {
    return query( y );
}

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 2 ms 14680 KB Output is correct
7 Correct 5 ms 26972 KB Output is correct
8 Correct 5 ms 33116 KB Output is correct
9 Correct 5 ms 33368 KB Output is correct
10 Correct 5 ms 33116 KB Output is correct
11 Correct 6 ms 33116 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 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 400 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 4440 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4648 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 1 ms 4444 KB Output is correct
17 Correct 2 ms 4444 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 4444 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct
21 Correct 1 ms 4564 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 4444 KB Output is correct
24 Correct 1 ms 4444 KB Output is correct
25 Correct 1 ms 4444 KB Output is correct
26 Correct 1 ms 4488 KB Output is correct
27 Correct 1 ms 4580 KB Output is correct
28 Correct 1 ms 2396 KB Output is correct
29 Correct 1 ms 2396 KB Output is correct
30 Correct 1 ms 2396 KB Output is correct
31 Correct 1 ms 2532 KB Output is correct
32 Correct 1 ms 4444 KB Output is correct
33 Correct 1 ms 4444 KB Output is correct
34 Correct 1 ms 4440 KB Output is correct
35 Correct 1 ms 4444 KB Output is correct
36 Correct 1 ms 4444 KB Output is correct
37 Correct 1 ms 4444 KB Output is correct
38 Correct 1 ms 4444 KB Output is correct
39 Correct 1 ms 4444 KB Output is correct
40 Correct 1 ms 4444 KB Output is correct

Subtask #4
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 2 ms 14680 KB Output is correct
8 Correct 5 ms 26972 KB Output is correct
9 Correct 5 ms 33116 KB Output is correct
10 Correct 5 ms 33368 KB Output is correct
11 Correct 5 ms 33116 KB Output is correct
12 Correct 6 ms 33116 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 4440 KB Output is correct
17 Correct 1 ms 4444 KB Output is correct
18 Correct 1 ms 4648 KB Output is correct
19 Correct 1 ms 4444 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 1 ms 4444 KB Output is correct
23 Correct 1 ms 4444 KB Output is correct
24 Correct 2 ms 4444 KB Output is correct
25 Correct 1 ms 4444 KB Output is correct
26 Correct 1 ms 4444 KB Output is correct
27 Correct 1 ms 4444 KB Output is correct
28 Correct 1 ms 4564 KB Output is correct
29 Correct 1 ms 2396 KB Output is correct
30 Correct 1 ms 4444 KB Output is correct
31 Correct 1 ms 4444 KB Output is correct
32 Correct 1 ms 4444 KB Output is correct
33 Correct 1 ms 4488 KB Output is correct
34 Correct 1 ms 4580 KB Output is correct
35 Correct 1 ms 2396 KB Output is correct
36 Correct 1 ms 2396 KB Output is correct
37 Correct 1 ms 2396 KB Output is correct
38 Correct 1 ms 2532 KB Output is correct
39 Correct 1 ms 4444 KB Output is correct
40 Correct 1 ms 4444 KB Output is correct
41 Correct 1 ms 4440 KB Output is correct
42 Correct 1 ms 4444 KB Output is correct
43 Correct 1 ms 4444 KB Output is correct
44 Correct 1 ms 4444 KB Output is correct
45 Correct 1 ms 4444 KB Output is correct
46 Correct 1 ms 4444 KB Output is correct
47 Correct 1 ms 4444 KB Output is correct
48 Correct 23 ms 33368 KB Output is correct
49 Correct 39 ms 33372 KB Output is correct
50 Correct 39 ms 33500 KB Output is correct
51 Correct 37 ms 33372 KB Output is correct
52 Correct 39 ms 33492 KB Output is correct
53 Correct 38 ms 33372 KB Output is correct
54 Correct 38 ms 33372 KB Output is correct
55 Correct 25 ms 33372 KB Output is correct
56 Correct 38 ms 33372 KB Output is correct
57 Correct 39 ms 33372 KB Output is correct
58 Correct 41 ms 33412 KB Output is correct
59 Correct 41 ms 33368 KB Output is correct
60 Correct 39 ms 33496 KB Output is correct
61 Correct 38 ms 33368 KB Output is correct
62 Correct 12 ms 33368 KB Output is correct
63 Correct 3 ms 604 KB Output is correct
64 Correct 39 ms 33372 KB Output is correct
65 Correct 26 ms 17060 KB Output is correct
66 Correct 39 ms 33368 KB Output is correct
67 Correct 56 ms 33372 KB Output is correct
68 Correct 56 ms 33476 KB Output is correct
69 Correct 46 ms 33476 KB Output is correct
70 Correct 45 ms 33460 KB Output is correct
71 Correct 51 ms 33360 KB Output is correct
72 Correct 49 ms 33368 KB Output is correct
73 Correct 49 ms 33372 KB Output is correct
74 Correct 46 ms 33492 KB Output is correct
75 Correct 83 ms 33480 KB Output is correct
76 Correct 54 ms 33368 KB Output is correct
77 Correct 61 ms 33372 KB Output is correct
78 Correct 29 ms 33372 KB Output is correct

Subtask #5
0.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 2 ms 14680 KB Output is correct
8 Correct 5 ms 26972 KB Output is correct
9 Correct 5 ms 33116 KB Output is correct
10 Correct 5 ms 33368 KB Output is correct
11 Correct 5 ms 33116 KB Output is correct
12 Correct 6 ms 33116 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 400 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 344 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 4440 KB Output is correct
28 Correct 1 ms 4444 KB Output is correct
29 Correct 1 ms 4648 KB Output is correct
30 Correct 1 ms 4444 KB Output is correct
31 Correct 1 ms 4444 KB Output is correct
32 Correct 1 ms 4444 KB Output is correct
33 Correct 1 ms 4444 KB Output is correct
34 Correct 1 ms 4444 KB Output is correct
35 Correct 2 ms 4444 KB Output is correct
36 Correct 1 ms 4444 KB Output is correct
37 Correct 1 ms 4444 KB Output is correct
38 Correct 1 ms 4444 KB Output is correct
39 Correct 1 ms 4564 KB Output is correct
40 Correct 1 ms 2396 KB Output is correct
41 Correct 1 ms 4444 KB Output is correct
42 Correct 1 ms 4444 KB Output is correct
43 Correct 1 ms 4444 KB Output is correct
44 Correct 1 ms 4488 KB Output is correct
45 Correct 1 ms 4580 KB Output is correct
46 Correct 1 ms 2396 KB Output is correct
47 Correct 1 ms 2396 KB Output is correct
48 Correct 1 ms 2396 KB Output is correct
49 Correct 1 ms 2532 KB Output is correct
50 Correct 1 ms 4444 KB Output is correct
51 Correct 1 ms 4444 KB Output is correct
52 Correct 1 ms 4440 KB Output is correct
53 Correct 1 ms 4444 KB Output is correct
54 Correct 1 ms 4444 KB Output is correct
55 Correct 1 ms 4444 KB Output is correct
56 Correct 1 ms 4444 KB Output is correct
57 Correct 1 ms 4444 KB Output is correct
58 Correct 1 ms 4444 KB Output is correct
59 Correct 23 ms 33368 KB Output is correct
60 Correct 39 ms 33372 KB Output is correct
61 Correct 39 ms 33500 KB Output is correct
62 Correct 37 ms 33372 KB Output is correct
63 Correct 39 ms 33492 KB Output is correct
64 Correct 38 ms 33372 KB Output is correct
65 Correct 38 ms 33372 KB Output is correct
66 Correct 25 ms 33372 KB Output is correct
67 Correct 38 ms 33372 KB Output is correct
68 Correct 39 ms 33372 KB Output is correct
69 Correct 41 ms 33412 KB Output is correct
70 Correct 41 ms 33368 KB Output is correct
71 Correct 39 ms 33496 KB Output is correct
72 Correct 38 ms 33368 KB Output is correct
73 Correct 12 ms 33368 KB Output is correct
74 Correct 3 ms 604 KB Output is correct
75 Correct 39 ms 33372 KB Output is correct
76 Correct 26 ms 17060 KB Output is correct
77 Correct 39 ms 33368 KB Output is correct
78 Correct 56 ms 33372 KB Output is correct
79 Correct 56 ms 33476 KB Output is correct
80 Correct 46 ms 33476 KB Output is correct
81 Correct 45 ms 33460 KB Output is correct
82 Correct 51 ms 33360 KB Output is correct
83 Correct 49 ms 33368 KB Output is correct
84 Correct 49 ms 33372 KB Output is correct
85 Correct 46 ms 33492 KB Output is correct
86 Correct 83 ms 33480 KB Output is correct
87 Correct 54 ms 33368 KB Output is correct
88 Correct 61 ms 33372 KB Output is correct
89 Correct 29 ms 33372 KB Output is correct
90 Correct 857 ms 35768 KB Output is correct
91 Correct 3432 ms 59372 KB Output is correct
92 Execution timed out 3510 ms 49488 KB Time limit exceeded
93 Halted 0 ms 0 KB -