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Submission #1022710

# Submission time Handle Problem Language Result Execution time Memory
1022710 2024-07-14T02:54:05 Z thinknoexit Overtaking (IOI23_overtaking) C++17
65 / 100
 3500 ms 34384 KB 
#include "overtaking.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
const int N = 1010;
struct A {
    ll t, s;
    int idx;
    bool operator < (const A& o) const {
        return t < o.t;
    }
} a[N][N];
ll pref[N][N], s[N];
int n, m;
ll X;
void init(int L, int NN, vector<ll> T, vector<int> W, int X, int M, vector<int> S) {
    n = NN;
    m = M;
    ::X = X;
    for (int i = 0;i < m;i++) {
        s[i] = S[i];
    }
    for (int i = 0;i < n;i++) {
        a[0][i] = { T[i], W[i], i };
    }
    for (int K = 0;K < m - 1;K++) {
        sort(a[K], a[K] + n);
        int idx = 0;
        ll mx = 0;
        for (int i = 0, j;i < n;i = j) {
            for (j = i;j < n && a[K][i].t == a[K][j].t;j++) {
                a[K + 1][idx++] = { max(a[K][j].t + a[K][j].s * (s[K + 1] - s[K]), mx)
                                    , a[K][j].s, a[K][j].idx };
            }
            for (j = i;j < n && a[K][i].t == a[K][j].t;j++) {
                mx = max(mx, a[K][j].t + a[K][j].s * (s[K + 1] - s[K]));
            }
            for (j = i;j < n && a[K][i].t == a[K][j].t;j++) {
                pref[K][j] = mx;
            }
        }
    }
    sort(a[m - 1], a[m - 1] + n);
}

ll arrival_time(ll Y) {
    ll now = Y;
    for (int i = 0;i < m - 1;i++) {
        ll mx = now + X * (s[i + 1] - s[i]);
        {
            int l = -1, r = n - 1;
            while (l < r) {
                int mid = (l + r + 1) >> 1;
                if (a[i][mid].t < now) l = mid;
                else r = mid - 1;
            }
            if (l != -1) mx = max(mx, pref[i][min(l, n - 1)]);
        }
        now = mx;
    }
    return now;
}

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 1116 KB Output is correct
3 Correct 1 ms 1116 KB Output is correct
4 Correct 1 ms 1112 KB Output is correct
5 Correct 1 ms 1216 KB Output is correct
6 Correct 3 ms 3672 KB Output is correct
7 Correct 5 ms 6748 KB Output is correct
8 Correct 7 ms 8540 KB Output is correct
9 Correct 7 ms 8536 KB Output is correct
10 Correct 7 ms 8540 KB Output is correct
11 Correct 8 ms 8540 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 448 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 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 348 KB Output is correct
13 Correct 1 ms 348 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 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 1116 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 1 ms 1112 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 448 KB Output is correct
9 Correct 1 ms 1372 KB Output is correct
10 Correct 1 ms 1372 KB Output is correct
11 Correct 1 ms 1372 KB Output is correct
12 Correct 1 ms 1372 KB Output is correct
13 Correct 1 ms 1572 KB Output is correct
14 Correct 1 ms 1372 KB Output is correct
15 Correct 1 ms 1372 KB Output is correct
16 Correct 1 ms 1372 KB Output is correct
17 Correct 1 ms 1368 KB Output is correct
18 Correct 1 ms 1368 KB Output is correct
19 Correct 1 ms 1372 KB Output is correct
20 Correct 1 ms 1372 KB Output is correct
21 Correct 1 ms 1372 KB Output is correct
22 Correct 1 ms 860 KB Output is correct
23 Correct 2 ms 1372 KB Output is correct
24 Correct 1 ms 1372 KB Output is correct
25 Correct 1 ms 1372 KB Output is correct
26 Correct 1 ms 1372 KB Output is correct
27 Correct 2 ms 1372 KB Output is correct
28 Correct 1 ms 1112 KB Output is correct
29 Correct 1 ms 1116 KB Output is correct
30 Correct 1 ms 1116 KB Output is correct
31 Correct 1 ms 960 KB Output is correct
32 Correct 1 ms 1372 KB Output is correct
33 Correct 1 ms 1372 KB Output is correct
34 Correct 1 ms 1372 KB Output is correct
35 Correct 2 ms 1628 KB Output is correct
36 Correct 2 ms 1372 KB Output is correct
37 Correct 1 ms 1372 KB Output is correct
38 Correct 1 ms 1372 KB Output is correct
39 Correct 1 ms 1372 KB Output is correct
40 Correct 1 ms 1372 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 1116 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 1 ms 1112 KB Output is correct
6 Correct 1 ms 1216 KB Output is correct
7 Correct 3 ms 3672 KB Output is correct
8 Correct 5 ms 6748 KB Output is correct
9 Correct 7 ms 8540 KB Output is correct
10 Correct 7 ms 8536 KB Output is correct
11 Correct 7 ms 8540 KB Output is correct
12 Correct 8 ms 8540 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 448 KB Output is correct
16 Correct 1 ms 1372 KB Output is correct
17 Correct 1 ms 1372 KB Output is correct
18 Correct 1 ms 1372 KB Output is correct
19 Correct 1 ms 1372 KB Output is correct
20 Correct 1 ms 1572 KB Output is correct
21 Correct 1 ms 1372 KB Output is correct
22 Correct 1 ms 1372 KB Output is correct
23 Correct 1 ms 1372 KB Output is correct
24 Correct 1 ms 1368 KB Output is correct
25 Correct 1 ms 1368 KB Output is correct
26 Correct 1 ms 1372 KB Output is correct
27 Correct 1 ms 1372 KB Output is correct
28 Correct 1 ms 1372 KB Output is correct
29 Correct 1 ms 860 KB Output is correct
30 Correct 2 ms 1372 KB Output is correct
31 Correct 1 ms 1372 KB Output is correct
32 Correct 1 ms 1372 KB Output is correct
33 Correct 1 ms 1372 KB Output is correct
34 Correct 2 ms 1372 KB Output is correct
35 Correct 1 ms 1112 KB Output is correct
36 Correct 1 ms 1116 KB Output is correct
37 Correct 1 ms 1116 KB Output is correct
38 Correct 1 ms 960 KB Output is correct
39 Correct 1 ms 1372 KB Output is correct
40 Correct 1 ms 1372 KB Output is correct
41 Correct 1 ms 1372 KB Output is correct
42 Correct 2 ms 1628 KB Output is correct
43 Correct 2 ms 1372 KB Output is correct
44 Correct 1 ms 1372 KB Output is correct
45 Correct 1 ms 1372 KB Output is correct
46 Correct 1 ms 1372 KB Output is correct
47 Correct 1 ms 1372 KB Output is correct
48 Correct 59 ms 31992 KB Output is correct
49 Correct 183 ms 32204 KB Output is correct
50 Correct 196 ms 32208 KB Output is correct
51 Correct 177 ms 32084 KB Output is correct
52 Correct 182 ms 32196 KB Output is correct
53 Correct 188 ms 32204 KB Output is correct
54 Correct 220 ms 32208 KB Output is correct
55 Correct 54 ms 32080 KB Output is correct
56 Correct 182 ms 32084 KB Output is correct
57 Correct 215 ms 32084 KB Output is correct
58 Correct 174 ms 32200 KB Output is correct
59 Correct 182 ms 32012 KB Output is correct
60 Correct 202 ms 32084 KB Output is correct
61 Correct 172 ms 32080 KB Output is correct
62 Correct 29 ms 8796 KB Output is correct
63 Correct 2 ms 604 KB Output is correct
64 Correct 161 ms 24212 KB Output is correct
65 Correct 139 ms 16400 KB Output is correct
66 Correct 349 ms 32336 KB Output is correct
67 Correct 291 ms 32084 KB Output is correct
68 Correct 316 ms 32084 KB Output is correct
69 Correct 211 ms 32080 KB Output is correct
70 Correct 230 ms 32208 KB Output is correct
71 Correct 214 ms 32232 KB Output is correct
72 Correct 211 ms 32080 KB Output is correct
73 Correct 243 ms 32048 KB Output is correct
74 Correct 197 ms 32080 KB Output is correct
75 Correct 234 ms 32084 KB Output is correct
76 Correct 250 ms 32340 KB Output is correct
77 Correct 268 ms 32228 KB Output is correct
78 Correct 157 ms 32112 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 1116 KB Output is correct
4 Correct 1 ms 1116 KB Output is correct
5 Correct 1 ms 1112 KB Output is correct
6 Correct 1 ms 1216 KB Output is correct
7 Correct 3 ms 3672 KB Output is correct
8 Correct 5 ms 6748 KB Output is correct
9 Correct 7 ms 8540 KB Output is correct
10 Correct 7 ms 8536 KB Output is correct
11 Correct 7 ms 8540 KB Output is correct
12 Correct 8 ms 8540 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 448 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 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 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 1 ms 1372 KB Output is correct
28 Correct 1 ms 1372 KB Output is correct
29 Correct 1 ms 1372 KB Output is correct
30 Correct 1 ms 1372 KB Output is correct
31 Correct 1 ms 1572 KB Output is correct
32 Correct 1 ms 1372 KB Output is correct
33 Correct 1 ms 1372 KB Output is correct
34 Correct 1 ms 1372 KB Output is correct
35 Correct 1 ms 1368 KB Output is correct
36 Correct 1 ms 1368 KB Output is correct
37 Correct 1 ms 1372 KB Output is correct
38 Correct 1 ms 1372 KB Output is correct
39 Correct 1 ms 1372 KB Output is correct
40 Correct 1 ms 860 KB Output is correct
41 Correct 2 ms 1372 KB Output is correct
42 Correct 1 ms 1372 KB Output is correct
43 Correct 1 ms 1372 KB Output is correct
44 Correct 1 ms 1372 KB Output is correct
45 Correct 2 ms 1372 KB Output is correct
46 Correct 1 ms 1112 KB Output is correct
47 Correct 1 ms 1116 KB Output is correct
48 Correct 1 ms 1116 KB Output is correct
49 Correct 1 ms 960 KB Output is correct
50 Correct 1 ms 1372 KB Output is correct
51 Correct 1 ms 1372 KB Output is correct
52 Correct 1 ms 1372 KB Output is correct
53 Correct 2 ms 1628 KB Output is correct
54 Correct 2 ms 1372 KB Output is correct
55 Correct 1 ms 1372 KB Output is correct
56 Correct 1 ms 1372 KB Output is correct
57 Correct 1 ms 1372 KB Output is correct
58 Correct 1 ms 1372 KB Output is correct
59 Correct 59 ms 31992 KB Output is correct
60 Correct 183 ms 32204 KB Output is correct
61 Correct 196 ms 32208 KB Output is correct
62 Correct 177 ms 32084 KB Output is correct
63 Correct 182 ms 32196 KB Output is correct
64 Correct 188 ms 32204 KB Output is correct
65 Correct 220 ms 32208 KB Output is correct
66 Correct 54 ms 32080 KB Output is correct
67 Correct 182 ms 32084 KB Output is correct
68 Correct 215 ms 32084 KB Output is correct
69 Correct 174 ms 32200 KB Output is correct
70 Correct 182 ms 32012 KB Output is correct
71 Correct 202 ms 32084 KB Output is correct
72 Correct 172 ms 32080 KB Output is correct
73 Correct 29 ms 8796 KB Output is correct
74 Correct 2 ms 604 KB Output is correct
75 Correct 161 ms 24212 KB Output is correct
76 Correct 139 ms 16400 KB Output is correct
77 Correct 349 ms 32336 KB Output is correct
78 Correct 291 ms 32084 KB Output is correct
79 Correct 316 ms 32084 KB Output is correct
80 Correct 211 ms 32080 KB Output is correct
81 Correct 230 ms 32208 KB Output is correct
82 Correct 214 ms 32232 KB Output is correct
83 Correct 211 ms 32080 KB Output is correct
84 Correct 243 ms 32048 KB Output is correct
85 Correct 197 ms 32080 KB Output is correct
86 Correct 234 ms 32084 KB Output is correct
87 Correct 250 ms 32340 KB Output is correct
88 Correct 268 ms 32228 KB Output is correct
89 Correct 157 ms 32112 KB Output is correct
90 Execution timed out 3546 ms 34384 KB Time limit exceeded
91 Halted 0 ms 0 KB -