oj.uz

답안 #212129

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
212129 2020-03-22T10:05:34 Z NONAME Holding (COCI20_holding) C++17
22 / 110
 2000 ms 36096 KB 
#include <bits/stdc++.h>
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
#define in(x) freopen(x, "r", stdin)
#define out(x) freopen(x, "w", stdout)
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC optimize("-O3")
#define F first
#define S second
#define pb push_back
#define N 55 * 55
#define M ll(1e9 + 7)
#define sz(x) (int)x.size()
#define re return
#define oo ll(1e18)
#define el '\n'
using namespace std;
//using namespace __gnu_pbds;
//typedef tree <int, null_type, less_equal <int> , rb_tree_tag, tree_order_statistics_node_update> ordered_set;
typedef long long ll;
typedef long double ld;

int ans = 1e9, l, r, i, j, n, k, a[55], sm, p, sum, le, t, nt;
int f[N][55][55];
vector <pair <int, int> > v, v1;

int main()
{
//    srand(time(0));
    ios_base::sync_with_stdio(0);
    iostream::sync_with_stdio(0);
    ios::sync_with_stdio(0);
    cin.tie(NULL);
    cout.tie(NULL);
//    in("input.txt");
//    out("output.txt");
    cin >> n >> l >> r >> k;
    k = min(k, N - 5);
    for (i = 1; i <= n; i++) cin >> a[i];
    for (i = l; i <= r; i++) sm += a[i], v.pb({a[i], i});
    for (i = 1; i < l; i++) v1.pb({a[i], i});
    for (i = r + 1; i <= n;) v1.pb({a[i], i});
    sort(v.begin(), v.end());
    reverse(v.begin(), v.end());
    sort(v1.begin(), v1.end());
    for (int cost = 0; cost <= k; cost++)
      for (i = 0; i <= n + 1; i++)
        for (j = 0; j <= n + 1; j++) f[cost][i][j] = 1e8;
    f[0][0][0] = sm;
    for (t = 0; t < v.size(); t++)
        for (sum = 0; sum <= k; sum++)
            for (le = 0; le <= v1.size(); le++)
        {
            if (f[sum][le][t] == 1e9) continue;
            for (i = le + 1; i <= v1.size(); i++)
               for (nt = t + 1; nt <= v.size(); nt++)
                {
                    if (abs(v1[i - 1].S - v[nt - 1].S) + sum <= k)
                        f[sum + abs(v1[i - 1].S - v[nt - 1].S)][i][nt] = min(f[sum + abs(v1[i - 1].S - v[nt - 1].S)][i][nt], f[sum][le][t] + v1[i - 1].F - v[nt - 1].F);
                }
        }
    for (int cost = 0; cost <= k; cost++)
      for (i = 0; i <= n + 1; i++)
        for (j = 0; j <= n + 1; j++) ans = min(ans, f[cost][i][j]);
    cout << ans;
}

Compilation message

holding.cpp: In function 'int main()':
holding.cpp:51:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (t = 0; t < v.size(); t++)
                 ~~^~~~~~~~~~
holding.cpp:53:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for (le = 0; le <= v1.size(); le++)
                          ~~~^~~~~~~~~~~~
holding.cpp:56:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for (i = le + 1; i <= v1.size(); i++)
                              ~~^~~~~~~~~~~~
holding.cpp:57:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
                for (nt = t + 1; nt <= v.size(); nt++)
                                 ~~~^~~~~~~~~~~

Subtask #1
22.0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 512 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 768 KB Output is correct
7 Correct 26 ms 21120 KB Output is correct

Subtask #2
0 / 33.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 512 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 768 KB Output is correct
7 Correct 26 ms 21120 KB Output is correct
8 Correct 22 ms 992 KB Output is correct
9 Correct 47 ms 1408 KB Output is correct
10 Correct 59 ms 1408 KB Output is correct
11 Correct 137 ms 2560 KB Output is correct
12 Correct 30 ms 1408 KB Output is correct
13 Execution timed out 2077 ms 36096 KB Time limit exceeded

Subtask #3
0 / 33.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 512 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 768 KB Output is correct
7 Correct 26 ms 21120 KB Output is correct
8 Correct 22 ms 992 KB Output is correct
9 Correct 47 ms 1408 KB Output is correct
10 Correct 59 ms 1408 KB Output is correct
11 Correct 137 ms 2560 KB Output is correct
12 Correct 30 ms 1408 KB Output is correct
13 Execution timed out 2077 ms 36096 KB Time limit exceeded

Subtask #4
0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 512 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 768 KB Output is correct
7 Correct 26 ms 21120 KB Output is correct
8 Correct 22 ms 992 KB Output is correct
9 Correct 47 ms 1408 KB Output is correct
10 Correct 59 ms 1408 KB Output is correct
11 Correct 137 ms 2560 KB Output is correct
12 Correct 30 ms 1408 KB Output is correct
13 Execution timed out 2077 ms 36096 KB Time limit exceeded