oj.uz

답안 #995259

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
995259 2024-06-08T17:46:28 Z gmroh06 Collecting Stamps 3 (JOI20_ho_t3) C++14
100 / 100
 63 ms 129624 KB 
#include <bits/stdc++.h>

using namespace std;
using ll = long long;

inline void fastio() {
    std::ios_base::sync_with_stdio(false);
    std::cin.tie(nullptr);
    std::cout.tie(nullptr);
}

const ll INF = 0x3f3f3f3f3f3f3f3f;

ll n, l, ans;
ll arr[202], t[202];
ll cdp[202][202][202], rdp[202][202][202]; // 시계, 반시계, 개수

int main() {
    fastio();

    cin >> n >> l;

    for (ll i = 1; i <= n; i++) {
        cin >> arr[i];
    }

    arr[n + 1] = l;

    for (ll i = 1; i <= n; i++) {
        cin >> t[i];
    }

    memset(cdp, 0x3f, sizeof(cdp));
    memset(rdp, 0x3f, sizeof(rdp));

    for (ll i = 0; i <= n; i++) {
        for (ll j = n + 1; j > i; j--) {
            for (ll k = 0; k <= n; k++) {
                if (i == 0 and j == n + 1 and k == 0) {
                    cdp[i][j][k] = rdp[i][j][k] = 0;
                }

                ll& x = cdp[i][j][k];

                if (i > 0) {
                    ll ct = arr[i] - arr[i - 1], rt = l - arr[j] + arr[i];

                    if (k > 0 and cdp[i - 1][j][k - 1] + ct <= t[i]) x = min(x, cdp[i - 1][j][k - 1] + ct);
                    if (cdp[i - 1][j][k - 1] + ct > t[i]) x = min(x, cdp[i - 1][j][k] + ct);

                    if (k > 0 and rdp[i - 1][j][k - 1] + rt <= t[i]) x = min(x, rdp[i - 1][j][k - 1] + rt);
                    if (rdp[i - 1][j][k - 1] + rt > t[i]) x = min(x, rdp[i - 1][j][k] + rt);
                }

                ll& y = rdp[i][j][k];

                if (j <= n) {
                    ll rt = arr[j + 1] - arr[j], ct = l - arr[j] + arr[i];

                    if (k > 0 and rdp[i][j + 1][k - 1] + rt <= t[j]) y = min(y, rdp[i][j + 1][k - 1] + rt);
                    if (rdp[i][j + 1][k - 1] + rt > t[j]) y = min(y, rdp[i][j + 1][k] + rt);

                    if (k > 0 and cdp[i][j + 1][k - 1] + ct <= t[j]) y = min(y, cdp[i][j + 1][k - 1] + ct);
                    if (cdp[i][j + 1][k - 1] + ct > t[j]) y = min(y, cdp[i][j + 1][k] + ct);
                }

                if (ans < k) {
                    if (x != INF) ans = k;
                    if (y != INF) ans = k;
                }
            }
        }
    }

    cout << ans;

    return 0;
}

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 16 ms 129372 KB Output is correct
2 Correct 16 ms 129428 KB Output is correct
3 Correct 17 ms 129460 KB Output is correct
4 Correct 18 ms 129368 KB Output is correct
5 Correct 18 ms 129372 KB Output is correct
6 Correct 18 ms 129264 KB Output is correct
7 Correct 16 ms 129624 KB Output is correct
8 Correct 19 ms 129432 KB Output is correct
9 Correct 16 ms 129368 KB Output is correct
10 Correct 17 ms 129372 KB Output is correct
11 Correct 17 ms 129300 KB Output is correct
12 Correct 17 ms 129372 KB Output is correct
13 Correct 17 ms 129492 KB Output is correct
14 Correct 16 ms 129460 KB Output is correct
15 Correct 16 ms 129372 KB Output is correct
16 Correct 17 ms 129372 KB Output is correct
17 Correct 17 ms 129264 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 16 ms 129372 KB Output is correct
2 Correct 16 ms 129428 KB Output is correct
3 Correct 17 ms 129460 KB Output is correct
4 Correct 18 ms 129368 KB Output is correct
5 Correct 18 ms 129372 KB Output is correct
6 Correct 18 ms 129264 KB Output is correct
7 Correct 16 ms 129624 KB Output is correct
8 Correct 19 ms 129432 KB Output is correct
9 Correct 16 ms 129368 KB Output is correct
10 Correct 17 ms 129372 KB Output is correct
11 Correct 17 ms 129300 KB Output is correct
12 Correct 17 ms 129372 KB Output is correct
13 Correct 17 ms 129492 KB Output is correct
14 Correct 16 ms 129460 KB Output is correct
15 Correct 16 ms 129372 KB Output is correct
16 Correct 17 ms 129372 KB Output is correct
17 Correct 17 ms 129264 KB Output is correct
18 Correct 17 ms 129336 KB Output is correct
19 Correct 16 ms 129364 KB Output is correct
20 Correct 18 ms 129368 KB Output is correct
21 Correct 17 ms 129372 KB Output is correct
22 Correct 19 ms 129372 KB Output is correct
23 Correct 19 ms 129408 KB Output is correct
24 Correct 17 ms 129252 KB Output is correct
25 Correct 18 ms 129488 KB Output is correct
26 Correct 20 ms 129368 KB Output is correct
27 Correct 17 ms 129372 KB Output is correct
28 Correct 16 ms 129372 KB Output is correct
29 Correct 18 ms 129452 KB Output is correct
30 Correct 17 ms 129372 KB Output is correct
31 Correct 17 ms 129424 KB Output is correct
32 Correct 17 ms 129372 KB Output is correct
33 Correct 17 ms 129372 KB Output is correct
34 Correct 17 ms 129360 KB Output is correct
35 Correct 18 ms 129308 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 16 ms 129372 KB Output is correct
2 Correct 16 ms 129428 KB Output is correct
3 Correct 17 ms 129460 KB Output is correct
4 Correct 18 ms 129368 KB Output is correct
5 Correct 18 ms 129372 KB Output is correct
6 Correct 18 ms 129264 KB Output is correct
7 Correct 16 ms 129624 KB Output is correct
8 Correct 19 ms 129432 KB Output is correct
9 Correct 16 ms 129368 KB Output is correct
10 Correct 17 ms 129372 KB Output is correct
11 Correct 17 ms 129300 KB Output is correct
12 Correct 17 ms 129372 KB Output is correct
13 Correct 17 ms 129492 KB Output is correct
14 Correct 16 ms 129460 KB Output is correct
15 Correct 16 ms 129372 KB Output is correct
16 Correct 17 ms 129372 KB Output is correct
17 Correct 17 ms 129264 KB Output is correct
18 Correct 37 ms 129364 KB Output is correct
19 Correct 28 ms 129372 KB Output is correct
20 Correct 21 ms 129372 KB Output is correct
21 Correct 26 ms 129420 KB Output is correct
22 Correct 30 ms 129496 KB Output is correct
23 Correct 19 ms 129368 KB Output is correct
24 Correct 19 ms 129364 KB Output is correct
25 Correct 21 ms 129372 KB Output is correct
26 Correct 17 ms 129512 KB Output is correct
27 Correct 21 ms 129372 KB Output is correct
28 Correct 19 ms 129368 KB Output is correct
29 Correct 20 ms 129464 KB Output is correct
30 Correct 19 ms 129372 KB Output is correct
31 Correct 19 ms 129368 KB Output is correct
32 Correct 18 ms 129256 KB Output is correct
33 Correct 21 ms 129500 KB Output is correct
34 Correct 17 ms 129252 KB Output is correct
35 Correct 19 ms 129372 KB Output is correct
36 Correct 18 ms 129372 KB Output is correct
37 Correct 20 ms 129372 KB Output is correct
38 Correct 18 ms 129372 KB Output is correct
39 Correct 21 ms 129368 KB Output is correct
40 Correct 18 ms 129372 KB Output is correct
41 Correct 41 ms 129372 KB Output is correct
42 Correct 33 ms 129372 KB Output is correct
43 Correct 43 ms 129372 KB Output is correct
44 Correct 32 ms 129372 KB Output is correct
45 Correct 39 ms 129372 KB Output is correct
46 Correct 32 ms 129368 KB Output is correct

Subtask #4
75.0 / 75.0

# 결과 실행 시간 메모리 Grader output
1 Correct 16 ms 129372 KB Output is correct
2 Correct 16 ms 129428 KB Output is correct
3 Correct 17 ms 129460 KB Output is correct
4 Correct 18 ms 129368 KB Output is correct
5 Correct 18 ms 129372 KB Output is correct
6 Correct 18 ms 129264 KB Output is correct
7 Correct 16 ms 129624 KB Output is correct
8 Correct 19 ms 129432 KB Output is correct
9 Correct 16 ms 129368 KB Output is correct
10 Correct 17 ms 129372 KB Output is correct
11 Correct 17 ms 129300 KB Output is correct
12 Correct 17 ms 129372 KB Output is correct
13 Correct 17 ms 129492 KB Output is correct
14 Correct 16 ms 129460 KB Output is correct
15 Correct 16 ms 129372 KB Output is correct
16 Correct 17 ms 129372 KB Output is correct
17 Correct 17 ms 129264 KB Output is correct
18 Correct 17 ms 129336 KB Output is correct
19 Correct 16 ms 129364 KB Output is correct
20 Correct 18 ms 129368 KB Output is correct
21 Correct 17 ms 129372 KB Output is correct
22 Correct 19 ms 129372 KB Output is correct
23 Correct 19 ms 129408 KB Output is correct
24 Correct 17 ms 129252 KB Output is correct
25 Correct 18 ms 129488 KB Output is correct
26 Correct 20 ms 129368 KB Output is correct
27 Correct 17 ms 129372 KB Output is correct
28 Correct 16 ms 129372 KB Output is correct
29 Correct 18 ms 129452 KB Output is correct
30 Correct 17 ms 129372 KB Output is correct
31 Correct 17 ms 129424 KB Output is correct
32 Correct 17 ms 129372 KB Output is correct
33 Correct 17 ms 129372 KB Output is correct
34 Correct 17 ms 129360 KB Output is correct
35 Correct 18 ms 129308 KB Output is correct
36 Correct 37 ms 129364 KB Output is correct
37 Correct 28 ms 129372 KB Output is correct
38 Correct 21 ms 129372 KB Output is correct
39 Correct 26 ms 129420 KB Output is correct
40 Correct 30 ms 129496 KB Output is correct
41 Correct 19 ms 129368 KB Output is correct
42 Correct 19 ms 129364 KB Output is correct
43 Correct 21 ms 129372 KB Output is correct
44 Correct 17 ms 129512 KB Output is correct
45 Correct 21 ms 129372 KB Output is correct
46 Correct 19 ms 129368 KB Output is correct
47 Correct 20 ms 129464 KB Output is correct
48 Correct 19 ms 129372 KB Output is correct
49 Correct 19 ms 129368 KB Output is correct
50 Correct 18 ms 129256 KB Output is correct
51 Correct 21 ms 129500 KB Output is correct
52 Correct 17 ms 129252 KB Output is correct
53 Correct 19 ms 129372 KB Output is correct
54 Correct 18 ms 129372 KB Output is correct
55 Correct 20 ms 129372 KB Output is correct
56 Correct 18 ms 129372 KB Output is correct
57 Correct 21 ms 129368 KB Output is correct
58 Correct 18 ms 129372 KB Output is correct
59 Correct 41 ms 129372 KB Output is correct
60 Correct 33 ms 129372 KB Output is correct
61 Correct 43 ms 129372 KB Output is correct
62 Correct 32 ms 129372 KB Output is correct
63 Correct 39 ms 129372 KB Output is correct
64 Correct 32 ms 129368 KB Output is correct
65 Correct 39 ms 129368 KB Output is correct
66 Correct 37 ms 129372 KB Output is correct
67 Correct 35 ms 129260 KB Output is correct
68 Correct 35 ms 129624 KB Output is correct
69 Correct 39 ms 129368 KB Output is correct
70 Correct 35 ms 129372 KB Output is correct
71 Correct 38 ms 129372 KB Output is correct
72 Correct 37 ms 129360 KB Output is correct
73 Correct 36 ms 129480 KB Output is correct
74 Correct 40 ms 129372 KB Output is correct
75 Correct 38 ms 129368 KB Output is correct
76 Correct 40 ms 129404 KB Output is correct
77 Correct 42 ms 129372 KB Output is correct
78 Correct 34 ms 129372 KB Output is correct
79 Correct 36 ms 129416 KB Output is correct
80 Correct 39 ms 129360 KB Output is correct
81 Correct 34 ms 129368 KB Output is correct
82 Correct 37 ms 129372 KB Output is correct
83 Correct 43 ms 129476 KB Output is correct
84 Correct 37 ms 129368 KB Output is correct
85 Correct 41 ms 129372 KB Output is correct
86 Correct 42 ms 129372 KB Output is correct
87 Correct 36 ms 129368 KB Output is correct
88 Correct 37 ms 129372 KB Output is correct
89 Correct 37 ms 129260 KB Output is correct
90 Correct 34 ms 129372 KB Output is correct
91 Correct 63 ms 129372 KB Output is correct
92 Correct 44 ms 129464 KB Output is correct
93 Correct 46 ms 129480 KB Output is correct