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답안 #744179

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
744179 2023-05-18T08:59:58 Z viwlesxq Bali Sculptures (APIO15_sculpture) C++17
46 / 100
 835 ms 20300 KB 
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef string str;

const ll inf = 1e18;

signed main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int n, a, b;
    cin >> n >> a >> b;
    ll y[n + 1];
    for (int i = 0; i < n; ++i) {
        cin >> y[i];
    }
    if (n <= 20) {
        ll ans = inf;
        for (int mask = 0; mask < (1 << (n - 1)); ++mask) {
            int cnt = __builtin_popcount(mask) + 1;
            if (cnt < a || cnt > b) {
                continue;
            }
            ll cur = 0;
            ll sum = y[0];
            for (int bit = 0; bit < n - 1; ++bit) {
                if (mask & (1 << bit)) {
                    cur |= sum;
                    sum = y[bit + 1];
                } else {
                    sum += y[bit + 1];
                }
            }
            cur |= sum;
            ans = min(ans, cur);
        }
        cout << ans;
    } else if (*max_element(y, y + n) <= 20) {
        ll pref[n + 1];
        bool dp[n + 1][n + 1][2001];
        memset(dp, false, sizeof(dp));
        pref[0] = 0;
        for (int i = 1; i <= n; ++i) {
            pref[i] = pref[i - 1] + y[i - 1];
        }
        for (int i = 1; i <= n; ++i) {
            dp[i][1][pref[i]] = true; 
        }
        for (int k = 2; k <= b; ++k) {
            for (int i = 1; i <= n; ++i) {
                for (int j = i - 1; j >= 1; --j) {
                    for (int x = 0; x < 2001; ++x) {
                        if (dp[j][k - 1][x]) {
                            dp[i][k][x | (pref[i] - pref[j])] = true;
                        }
                    }
                }
            }
        }
        ll ans = inf;
        for (int k = a; k <= b; ++k) {
            for (int x = 0; x < 2001; ++x) {
                if (dp[n][k][x]) {
                    ans = min(ans, (ll)x);
                }
            }
        }
        cout << ans;
    } else {
        ll mask = 0;
        for (int bit = 60; bit >= 0; --bit) {
            bool can = false;
            mask |= 1 << bit;
            vector <vector <bool>> dp(n + 1, vector <bool> (n + 1, false));
            dp[0][0] = true;
            for (int k = 0; k <= b; ++k) {
                for (int i = 0; i < n; ++i) {
                    ll sum = 0;
                    if (dp[k][i]) {
                        for (int j = i; j < n; ++j) {
                            sum += y[j];
                            if ((sum & mask) == 0) {
                                dp[k + 1][j + 1] = true;
                            }
                        }
                    }
                }
            }
            for (int k = a; k <= b; ++k) {
                if (dp[k][n]) {
                    can = true;
                }
            }
            if (!can) {
                mask ^= 1ll << bit;
            }
        }
        cout << (1ll << 61) - 1 - mask;
    }
}

Subtask #1
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 2 ms 212 KB Output is correct
9 Correct 2 ms 212 KB Output is correct
10 Correct 4 ms 212 KB Output is correct
11 Correct 2 ms 212 KB Output is correct
12 Correct 2 ms 212 KB Output is correct
13 Correct 28 ms 312 KB Output is correct
14 Correct 1 ms 324 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 324 KB Output is correct
21 Correct 5 ms 212 KB Output is correct
22 Correct 4 ms 212 KB Output is correct
23 Correct 4 ms 212 KB Output is correct
24 Correct 2 ms 212 KB Output is correct
25 Correct 4 ms 212 KB Output is correct
26 Correct 23 ms 320 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 4 ms 212 KB Output is correct
32 Correct 3 ms 212 KB Output is correct
33 Correct 25 ms 316 KB Output is correct
34 Correct 32 ms 304 KB Output is correct
35 Correct 4 ms 212 KB Output is correct
36 Correct 32 ms 212 KB Output is correct

Subtask #2
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 2 ms 212 KB Output is correct
9 Correct 2 ms 212 KB Output is correct
10 Correct 4 ms 212 KB Output is correct
11 Correct 2 ms 212 KB Output is correct
12 Correct 2 ms 212 KB Output is correct
13 Correct 26 ms 324 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 320 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 316 KB Output is correct
21 Correct 4 ms 212 KB Output is correct
22 Correct 4 ms 212 KB Output is correct
23 Correct 4 ms 212 KB Output is correct
24 Correct 2 ms 212 KB Output is correct
25 Correct 4 ms 212 KB Output is correct
26 Correct 28 ms 212 KB Output is correct
27 Correct 10 ms 1264 KB Output is correct
28 Correct 9 ms 1636 KB Output is correct
29 Correct 7 ms 3268 KB Output is correct
30 Correct 24 ms 3932 KB Output is correct
31 Correct 43 ms 5388 KB Output is correct
32 Correct 55 ms 5392 KB Output is correct
33 Correct 3 ms 5312 KB Output is correct
34 Correct 43 ms 5332 KB Output is correct
35 Correct 39 ms 5384 KB Output is correct
36 Correct 34 ms 5332 KB Output is correct

Subtask #3
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 320 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 316 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 320 KB Output is correct
8 Correct 2 ms 212 KB Output is correct
9 Correct 2 ms 212 KB Output is correct
10 Correct 2 ms 212 KB Output is correct
11 Correct 2 ms 316 KB Output is correct
12 Correct 2 ms 212 KB Output is correct
13 Correct 28 ms 212 KB Output is correct
14 Correct 7 ms 1220 KB Output is correct
15 Correct 6 ms 1640 KB Output is correct
16 Correct 7 ms 3284 KB Output is correct
17 Correct 26 ms 3924 KB Output is correct
18 Correct 40 ms 5332 KB Output is correct
19 Correct 56 ms 5384 KB Output is correct
20 Correct 4 ms 5332 KB Output is correct
21 Correct 45 ms 5392 KB Output is correct
22 Correct 42 ms 5332 KB Output is correct
23 Correct 21 ms 5332 KB Output is correct
24 Correct 48 ms 5588 KB Output is correct
25 Correct 36 ms 8824 KB Output is correct
26 Correct 127 ms 12512 KB Output is correct
27 Correct 378 ms 16868 KB Output is correct
28 Correct 835 ms 20272 KB Output is correct
29 Correct 807 ms 20272 KB Output is correct
30 Correct 16 ms 20204 KB Output is correct
31 Correct 408 ms 20272 KB Output is correct
32 Correct 631 ms 20268 KB Output is correct

Subtask #4
0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 2 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 2 ms 212 KB Output is correct
9 Correct 3 ms 212 KB Output is correct
10 Correct 2 ms 212 KB Output is correct
11 Correct 2 ms 212 KB Output is correct
12 Correct 2 ms 320 KB Output is correct
13 Correct 26 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 4 ms 212 KB Output is correct
22 Correct 4 ms 212 KB Output is correct
23 Correct 5 ms 316 KB Output is correct
24 Correct 2 ms 212 KB Output is correct
25 Correct 4 ms 320 KB Output is correct
26 Correct 25 ms 320 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 2 ms 316 KB Output is correct
31 Correct 4 ms 212 KB Output is correct
32 Correct 2 ms 212 KB Output is correct
33 Correct 25 ms 212 KB Output is correct
34 Correct 31 ms 212 KB Output is correct
35 Correct 2 ms 212 KB Output is correct
36 Correct 27 ms 212 KB Output is correct
37 Correct 7 ms 1260 KB Output is correct
38 Correct 5 ms 1620 KB Output is correct
39 Correct 6 ms 3284 KB Output is correct
40 Correct 23 ms 3924 KB Output is correct
41 Correct 45 ms 5400 KB Output is correct
42 Correct 39 ms 5332 KB Output is correct
43 Correct 4 ms 5332 KB Output is correct
44 Correct 42 ms 5332 KB Output is correct
45 Correct 33 ms 5312 KB Output is correct
46 Correct 21 ms 5408 KB Output is correct
47 Correct 40 ms 5588 KB Output is correct
48 Correct 37 ms 8840 KB Output is correct
49 Correct 117 ms 12512 KB Output is correct
50 Correct 359 ms 16864 KB Output is correct
51 Correct 742 ms 20180 KB Output is correct
52 Correct 727 ms 20180 KB Output is correct
53 Correct 11 ms 20180 KB Output is correct
54 Correct 359 ms 20268 KB Output is correct
55 Correct 613 ms 20268 KB Output is correct
56 Incorrect 1 ms 212 KB Output isn't correct
57 Halted 0 ms 0 KB -

Subtask #5
0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 2 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 2 ms 212 KB Output is correct
9 Correct 2 ms 212 KB Output is correct
10 Correct 3 ms 212 KB Output is correct
11 Correct 2 ms 212 KB Output is correct
12 Correct 2 ms 212 KB Output is correct
13 Correct 26 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 2 ms 212 KB Output is correct
18 Correct 4 ms 212 KB Output is correct
19 Correct 2 ms 320 KB Output is correct
20 Correct 23 ms 212 KB Output is correct
21 Correct 30 ms 212 KB Output is correct
22 Correct 3 ms 212 KB Output is correct
23 Correct 28 ms 320 KB Output is correct
24 Correct 7 ms 1236 KB Output is correct
25 Correct 6 ms 1620 KB Output is correct
26 Correct 7 ms 3284 KB Output is correct
27 Correct 24 ms 3932 KB Output is correct
28 Correct 37 ms 5408 KB Output is correct
29 Correct 37 ms 5308 KB Output is correct
30 Correct 3 ms 5332 KB Output is correct
31 Correct 38 ms 5332 KB Output is correct
32 Correct 32 ms 5312 KB Output is correct
33 Correct 19 ms 5332 KB Output is correct
34 Correct 39 ms 5588 KB Output is correct
35 Correct 34 ms 8788 KB Output is correct
36 Correct 118 ms 12520 KB Output is correct
37 Correct 355 ms 16864 KB Output is correct
38 Correct 741 ms 20272 KB Output is correct
39 Correct 823 ms 20180 KB Output is correct
40 Correct 12 ms 20180 KB Output is correct
41 Correct 357 ms 20180 KB Output is correct
42 Correct 592 ms 20300 KB Output is correct
43 Incorrect 1 ms 212 KB Output isn't correct
44 Halted 0 ms 0 KB -