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Submission #638264

# Submission time Handle Problem Language Result Execution time Memory
638264 2022-09-05T07:16:54 Z iee Holding (COCI20_holding) C++17
110 / 110
 54 ms 113172 KB 
// iee
#include <algorithm>
#include <iostream>
#include <cstring>
#include <cstdio>
#include <vector>
#include <set>
#include <map>

#define rep(i, a, b) for (auto i = (a); i <= (b); ++i)
#define per(i, a, b) for (auto i = (a); i >= (b); --i)
#define fi first
#define se second
using ll = long long;
using ull = unsigned long long;
using namespace std;
void work(int);

template <class T> void read(T &x) {
  x = 0; int f = 1, ch = getchar();
  while (!isdigit(ch)) { if (ch == '-') f = -1; ch = getchar(); }
  while (isdigit(ch)) x = x * 10 + (ch - '0'), ch = getchar();
  x *= f;
}

int main() {
  int TT = 1; // cin >> TT;
  rep(CAS, 1, TT)
    work(CAS);
  return 0;
}
const int N = 105, K = 2605;
int n, l, r, qian, a[N];
int S, mx, f[N][N][K], L[N][K];
void work(int CASE) {
  cin >> n >> l >> r >> qian;
  qian = min(qian, 2600);
  rep(i, 1, n) cin >> a[i], (i >= l && i <= r) && (S += a[i]);
  rep(i, l, r) per(j, l - 1, 1) rep(k, 0, qian) {
    f[i][j][k] = max(f[i - 1][j][k], f[i][j + 1][k]);
    if (k - (i - j) >= 0)
      f[i][j][k] = max(f[i][j][k], f[i - 1][j + 1][k - (i - j)] + a[i] - a[j]);
  }
  rep(i, l - 1, r) rep(j, 0, qian)
    L[i][j] = f[i][1][j];
  memset(f, 0, sizeof f);
  per(i, r, l) rep(j, r + 1, n) rep(k, 0, qian) {
    f[i][j][k] = max(f[i + 1][j][k], f[i][j - 1][k]);
    if (k - (j - i) >= 0)
      f[i][j][k] = max(f[i][j][k], f[i + 1][j - 1][k - (j - i)] + a[i] - a[j]);
  }
  rep(i, l - 1, r) rep(j, 0, qian)
    mx = max(mx, L[i][j] + f[i + 1][n][qian - j]);
  cout << S - mx;
}

Subtask #1
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 112588 KB Output is correct
2 Correct 43 ms 112716 KB Output is correct
3 Correct 40 ms 112748 KB Output is correct
4 Correct 40 ms 112716 KB Output is correct
5 Correct 39 ms 112696 KB Output is correct
6 Correct 39 ms 112640 KB Output is correct
7 Correct 41 ms 112720 KB Output is correct

Subtask #2
33.0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 112588 KB Output is correct
2 Correct 43 ms 112716 KB Output is correct
3 Correct 40 ms 112748 KB Output is correct
4 Correct 40 ms 112716 KB Output is correct
5 Correct 39 ms 112696 KB Output is correct
6 Correct 39 ms 112640 KB Output is correct
7 Correct 41 ms 112720 KB Output is correct
8 Correct 44 ms 112676 KB Output is correct
9 Correct 40 ms 112716 KB Output is correct
10 Correct 43 ms 112716 KB Output is correct
11 Correct 45 ms 112768 KB Output is correct
12 Correct 40 ms 112796 KB Output is correct
13 Correct 48 ms 112948 KB Output is correct

Subtask #3
33.0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 112588 KB Output is correct
2 Correct 43 ms 112716 KB Output is correct
3 Correct 40 ms 112748 KB Output is correct
4 Correct 40 ms 112716 KB Output is correct
5 Correct 39 ms 112696 KB Output is correct
6 Correct 39 ms 112640 KB Output is correct
7 Correct 41 ms 112720 KB Output is correct
8 Correct 44 ms 112676 KB Output is correct
9 Correct 40 ms 112716 KB Output is correct
10 Correct 43 ms 112716 KB Output is correct
11 Correct 45 ms 112768 KB Output is correct
12 Correct 40 ms 112796 KB Output is correct
13 Correct 48 ms 112948 KB Output is correct
14 Correct 43 ms 112604 KB Output is correct
15 Correct 41 ms 112616 KB Output is correct
16 Correct 50 ms 112676 KB Output is correct
17 Correct 46 ms 112844 KB Output is correct
18 Correct 41 ms 112720 KB Output is correct
19 Correct 53 ms 112880 KB Output is correct

Subtask #4
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 112588 KB Output is correct
2 Correct 43 ms 112716 KB Output is correct
3 Correct 40 ms 112748 KB Output is correct
4 Correct 40 ms 112716 KB Output is correct
5 Correct 39 ms 112696 KB Output is correct
6 Correct 39 ms 112640 KB Output is correct
7 Correct 41 ms 112720 KB Output is correct
8 Correct 44 ms 112676 KB Output is correct
9 Correct 40 ms 112716 KB Output is correct
10 Correct 43 ms 112716 KB Output is correct
11 Correct 45 ms 112768 KB Output is correct
12 Correct 40 ms 112796 KB Output is correct
13 Correct 48 ms 112948 KB Output is correct
14 Correct 43 ms 112604 KB Output is correct
15 Correct 41 ms 112616 KB Output is correct
16 Correct 50 ms 112676 KB Output is correct
17 Correct 46 ms 112844 KB Output is correct
18 Correct 41 ms 112720 KB Output is correct
19 Correct 53 ms 112880 KB Output is correct
20 Correct 42 ms 112692 KB Output is correct
21 Correct 42 ms 112612 KB Output is correct
22 Correct 47 ms 112668 KB Output is correct
23 Correct 43 ms 112684 KB Output is correct
24 Correct 44 ms 112976 KB Output is correct
25 Correct 54 ms 113172 KB Output is correct