oj.uz

답안 #160174

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
160174 2019-10-26T09:03:37 Z BlueDiamond Bali Sculptures (APIO15_sculpture) C++14
100 / 100
 215 ms 4376 KB 
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
const int N = 2000 + 7;
int n, mn, mx, dp[N];
ll a[N];
bool good[N][N], ok[N][N];

bool okapi(ll x, ll cur, int bit)
{
        x -= x & cur;
        return (x < (1LL << bit));
}

bool valid(ll cur, int bit)
{
        ll val = (1LL << bit);

        for (int i = 1; i <= n; i++)
        {
                ll sum = 0;
                for (int j = i; j <= n; j++)
                {
                        sum += a[j];
                        good[i][j] = okapi(sum, cur, bit);
                }
        }

        if (mn == 1) {
                dp[0] = 0;
                for (int i = 1; i <= n; i++) {
                        dp[i] = (int) 1e9;
                        for (int j = 1; j <= i; j++)
                                if (good[j][i])
                                        dp[i] = min(dp[i], 1 + dp[j - 1]);
                }
                return (dp[n] <= mx);
        }

        for (int i = 0; i <= n; i++)
                for (int j = 0; j <= mx; j++)
                        ok[i][j] = 0;

        ok[0][0] = 1;
        for (int i = 0; i < n; i++)
                for (int c = 0; c < mx; c++)
                        if (ok[i][c])
                                for (int j = i + 1; j <= n; j++)
                                        if (good[i + 1][j])
                                                ok[j][c + 1] = 1;

        for (int c = mn; c <= mx; c++)
                if (ok[n][c])
                        return 1;
        return 0;
}

int main()
{
        ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);

        ///     freopen ("input", "r", stdin);

        cin >> n >> mn >> mx;
        for (int i = 1; i <= n; i++)
                cin >> a[i];

        ll sum = 0;
        for (int i = 1; i <= n; i++)
                sum += a[i];

        ll mask = 0;
        for (int k = log2(sum); k >= 0; k--)
                if (valid(mask, k) == 0)
                        mask += (1LL << k);

        cout << mask << "\n";
        return 0;


        return 0;
}

Compilation message

sculpture.cpp: In function 'bool valid(ll, int)':
sculpture.cpp:19:12: warning: unused variable 'val' [-Wunused-variable]
         ll val = (1LL << bit);
            ^~~

Subtask #1
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 380 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 380 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 504 KB Output is correct
24 Correct 2 ms 380 KB Output is correct
25 Correct 2 ms 504 KB Output is correct
26 Correct 2 ms 380 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 380 KB Output is correct
33 Correct 2 ms 376 KB Output is correct
34 Correct 2 ms 376 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 376 KB Output is correct

Subtask #2
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 504 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 348 KB Output is correct
21 Correct 5 ms 376 KB Output is correct
22 Correct 2 ms 504 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 404 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 504 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 376 KB Output is correct
33 Correct 2 ms 376 KB Output is correct
34 Correct 2 ms 380 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 504 KB Output is correct

Subtask #3
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 13 ms 532 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 424 KB Output is correct
18 Correct 2 ms 504 KB Output is correct
19 Correct 2 ms 508 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 504 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 504 KB Output is correct
25 Correct 2 ms 504 KB Output is correct
26 Correct 2 ms 504 KB Output is correct
27 Correct 2 ms 504 KB Output is correct
28 Correct 2 ms 552 KB Output is correct
29 Correct 3 ms 632 KB Output is correct
30 Correct 2 ms 508 KB Output is correct
31 Correct 2 ms 632 KB Output is correct
32 Correct 2 ms 504 KB Output is correct

Subtask #4
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 504 KB Output is correct
22 Correct 2 ms 504 KB Output is correct
23 Correct 2 ms 504 KB Output is correct
24 Correct 2 ms 504 KB Output is correct
25 Correct 2 ms 504 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 376 KB Output is correct
33 Correct 2 ms 376 KB Output is correct
34 Correct 2 ms 376 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 376 KB Output is correct
37 Correct 2 ms 376 KB Output is correct
38 Correct 2 ms 376 KB Output is correct
39 Correct 2 ms 380 KB Output is correct
40 Correct 2 ms 504 KB Output is correct
41 Correct 2 ms 504 KB Output is correct
42 Correct 2 ms 376 KB Output is correct
43 Correct 2 ms 504 KB Output is correct
44 Correct 2 ms 376 KB Output is correct
45 Correct 2 ms 504 KB Output is correct
46 Correct 2 ms 504 KB Output is correct
47 Correct 2 ms 504 KB Output is correct
48 Correct 2 ms 504 KB Output is correct
49 Correct 2 ms 504 KB Output is correct
50 Correct 2 ms 504 KB Output is correct
51 Correct 2 ms 504 KB Output is correct
52 Correct 2 ms 504 KB Output is correct
53 Correct 2 ms 504 KB Output is correct
54 Correct 2 ms 504 KB Output is correct
55 Correct 2 ms 504 KB Output is correct
56 Correct 2 ms 504 KB Output is correct
57 Correct 2 ms 504 KB Output is correct
58 Correct 2 ms 504 KB Output is correct
59 Correct 2 ms 504 KB Output is correct
60 Correct 2 ms 504 KB Output is correct
61 Correct 2 ms 504 KB Output is correct
62 Correct 2 ms 632 KB Output is correct
63 Correct 2 ms 504 KB Output is correct
64 Correct 3 ms 760 KB Output is correct
65 Correct 2 ms 508 KB Output is correct
66 Correct 2 ms 632 KB Output is correct
67 Correct 3 ms 632 KB Output is correct
68 Correct 3 ms 632 KB Output is correct
69 Correct 4 ms 760 KB Output is correct
70 Correct 4 ms 760 KB Output is correct
71 Correct 2 ms 760 KB Output is correct
72 Correct 4 ms 760 KB Output is correct
73 Correct 4 ms 760 KB Output is correct
74 Correct 4 ms 760 KB Output is correct

Subtask #5
29.0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 380 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 380 KB Output is correct
19 Correct 2 ms 380 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 376 KB Output is correct
33 Correct 2 ms 376 KB Output is correct
34 Correct 2 ms 500 KB Output is correct
35 Correct 2 ms 504 KB Output is correct
36 Correct 2 ms 504 KB Output is correct
37 Correct 2 ms 504 KB Output is correct
38 Correct 2 ms 504 KB Output is correct
39 Correct 2 ms 504 KB Output is correct
40 Correct 2 ms 504 KB Output is correct
41 Correct 2 ms 504 KB Output is correct
42 Correct 2 ms 504 KB Output is correct
43 Correct 2 ms 504 KB Output is correct
44 Correct 2 ms 504 KB Output is correct
45 Correct 3 ms 476 KB Output is correct
46 Correct 3 ms 504 KB Output is correct
47 Correct 2 ms 504 KB Output is correct
48 Correct 3 ms 604 KB Output is correct
49 Correct 3 ms 504 KB Output is correct
50 Correct 2 ms 504 KB Output is correct
51 Correct 3 ms 508 KB Output is correct
52 Correct 18 ms 1544 KB Output is correct
53 Correct 28 ms 1812 KB Output is correct
54 Correct 51 ms 2372 KB Output is correct
55 Correct 50 ms 2296 KB Output is correct
56 Correct 204 ms 4340 KB Output is correct
57 Correct 206 ms 4376 KB Output is correct
58 Correct 206 ms 4360 KB Output is correct
59 Correct 204 ms 4368 KB Output is correct
60 Correct 215 ms 4368 KB Output is correct
61 Correct 3 ms 504 KB Output is correct
62 Correct 30 ms 1780 KB Output is correct
63 Correct 56 ms 2416 KB Output is correct
64 Correct 50 ms 2392 KB Output is correct
65 Correct 96 ms 3192 KB Output is correct
66 Correct 184 ms 3868 KB Output is correct
67 Correct 200 ms 4364 KB Output is correct
68 Correct 214 ms 4372 KB Output is correct
69 Correct 203 ms 4368 KB Output is correct