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Submission #477459

# Submission time Handle Problem Language Result Execution time Memory
477459 2021-10-02T08:37:16 Z Neos Holding (COCI20_holding) C++14
110 / 110
 71 ms 108904 KB 
#include <bits/stdc++.h>
using namespace std;

const int maxn = 100 + 5;
const int maxk = 10000/4 + 5;
int N, K;
int L, R;
int a[maxn];
int suma;
int sol;
int dp[maxn][maxn][maxk];
int solL[maxn][maxk];

int main()
{
    cin >> N >> L >> R >> K;
    K = min(K, N * N / 4 + 2);
    for (int i = 1; i <= N; i++)
        cin >> a[i];
    for (int i = L; i <= R; i++)
        suma += a[i];
    for (int i = L; i <= R; i++)
    {
        for (int j = L - 1; j > 0; j--)
        {
            for (int k = 0; k <= K; k++)
            {
                dp[i][j][k] = max(dp[i][j][k], dp[i - 1][j][k]);
                dp[i][j][k] = max(dp[i][j][k], dp[i][j + 1][k]);
                int cijena  = i - j;
                if (k >= cijena) dp[i][j][k] = max(dp[i][j][k], dp[i - 1][j + 1][k - cijena] + a[i] - a[j]);
            }
        }
    }

    for (int i = L - 1; i <= R; i++)
        for (int j = 0; j <= K; j++)
            solL[i][j] = dp[i][1][j];

    memset(dp, 0, sizeof dp);

    for (int i = R; i >= L; i--)
    {
        for (int j = R + 1; j <= N; j++)
        {
            for (int k = 0; k <= K; k++)
            {
                dp[i][j][k] = max(dp[i][j][k], dp[i + 1][j][k]);
                dp[i][j][k] = max(dp[i][j][k], dp[i][j - 1][k]);
                int cijena = j - i;
                if (k >= cijena) dp[i][j][k] = max(dp[i][j][k], dp[i + 1][j - 1][k - cijena] + a[i] - a[j]);
            }
        }
    }

    for (int i = L - 1; i <= R; i++)
        for (int j = 0; j <= K; j++)
            sol = max(sol, solL[i][j] + dp[i + 1][N][K - j]);

    cout << suma - sol << '\n';
}

Subtask #1
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 46 ms 108360 KB Output is correct
2 Correct 42 ms 108400 KB Output is correct
3 Correct 45 ms 108400 KB Output is correct
4 Correct 43 ms 108424 KB Output is correct
5 Correct 45 ms 108368 KB Output is correct
6 Correct 42 ms 108320 KB Output is correct
7 Correct 44 ms 108360 KB Output is correct

Subtask #2
33.0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 46 ms 108360 KB Output is correct
2 Correct 42 ms 108400 KB Output is correct
3 Correct 45 ms 108400 KB Output is correct
4 Correct 43 ms 108424 KB Output is correct
5 Correct 45 ms 108368 KB Output is correct
6 Correct 42 ms 108320 KB Output is correct
7 Correct 44 ms 108360 KB Output is correct
8 Correct 43 ms 108388 KB Output is correct
9 Correct 43 ms 108468 KB Output is correct
10 Correct 48 ms 108488 KB Output is correct
11 Correct 49 ms 108492 KB Output is correct
12 Correct 43 ms 108480 KB Output is correct
13 Correct 49 ms 108488 KB Output is correct

Subtask #3
33.0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 46 ms 108360 KB Output is correct
2 Correct 42 ms 108400 KB Output is correct
3 Correct 45 ms 108400 KB Output is correct
4 Correct 43 ms 108424 KB Output is correct
5 Correct 45 ms 108368 KB Output is correct
6 Correct 42 ms 108320 KB Output is correct
7 Correct 44 ms 108360 KB Output is correct
8 Correct 43 ms 108388 KB Output is correct
9 Correct 43 ms 108468 KB Output is correct
10 Correct 48 ms 108488 KB Output is correct
11 Correct 49 ms 108492 KB Output is correct
12 Correct 43 ms 108480 KB Output is correct
13 Correct 49 ms 108488 KB Output is correct
14 Correct 46 ms 108292 KB Output is correct
15 Correct 46 ms 108384 KB Output is correct
16 Correct 43 ms 108360 KB Output is correct
17 Correct 44 ms 108296 KB Output is correct
18 Correct 47 ms 108384 KB Output is correct
19 Correct 51 ms 108488 KB Output is correct

Subtask #4
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 46 ms 108360 KB Output is correct
2 Correct 42 ms 108400 KB Output is correct
3 Correct 45 ms 108400 KB Output is correct
4 Correct 43 ms 108424 KB Output is correct
5 Correct 45 ms 108368 KB Output is correct
6 Correct 42 ms 108320 KB Output is correct
7 Correct 44 ms 108360 KB Output is correct
8 Correct 43 ms 108388 KB Output is correct
9 Correct 43 ms 108468 KB Output is correct
10 Correct 48 ms 108488 KB Output is correct
11 Correct 49 ms 108492 KB Output is correct
12 Correct 43 ms 108480 KB Output is correct
13 Correct 49 ms 108488 KB Output is correct
14 Correct 46 ms 108292 KB Output is correct
15 Correct 46 ms 108384 KB Output is correct
16 Correct 43 ms 108360 KB Output is correct
17 Correct 44 ms 108296 KB Output is correct
18 Correct 47 ms 108384 KB Output is correct
19 Correct 51 ms 108488 KB Output is correct
20 Correct 45 ms 108440 KB Output is correct
21 Correct 45 ms 108372 KB Output is correct
22 Correct 47 ms 108384 KB Output is correct
23 Correct 49 ms 108340 KB Output is correct
24 Correct 54 ms 108612 KB Output is correct
25 Correct 71 ms 108904 KB Output is correct