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답안 #341039

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
341039 2020-12-28T23:16:04 Z 12tqian 선물상자 (IOI15_boxes) C++17
100 / 100
 651 ms 72108 KB 
#include "boxes.h"
#include <bits/stdc++.h>
typedef long long ll;
const ll INF = 1e18;
template <class T> struct MinDeque {
    int lo = 0, hi = -1;
    std::deque<std::pair<T, int>> d;
    void ins(T x) { // add to back
        while ((d).size() && d.back().first >= x) d.pop_back();
        d.push_back({x, ++hi});
    }
    void del() { // delete from front
        if (d.front().second == lo++) d.pop_front();
    }
    T get() {
        return (d).size() ? d.front().first : std::numeric_limits<T>::max();
    }
};

long long delivery(int N, int K, int L, int p[]) {
    using namespace std;
    ll ans = INF;
    MinDeque<ll> D1;
    MinDeque<ll> D2;
    D1.ins(0);
    D2.ins(2 * (L-p[0]));
    for (int i = 0; i < N; i++) {
        ll res = INF;
        res = min(res, D2.get());
        res = min(res, D1.get() + min(L, 2*p[i]));
        if (i != N-1) {
            D1.ins(res);
            D2.ins(res+2*L-2*p[i+1]);
        }
        if (i >= K-1 && i != N-1) {
            D1.del();
            D2.del();
        }
        if (i == N-1) ans = res;
    }
    return ans;
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 380 KB Output is correct
7 Correct 1 ms 364 KB Output is correct

Subtask #3
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 0 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct

Subtask #4
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 380 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 0 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 1 ms 364 KB Output is correct
27 Correct 1 ms 364 KB Output is correct
28 Correct 1 ms 364 KB Output is correct
29 Correct 1 ms 364 KB Output is correct
30 Correct 1 ms 364 KB Output is correct
31 Correct 1 ms 364 KB Output is correct
32 Correct 1 ms 364 KB Output is correct

Subtask #5
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 380 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 0 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 1 ms 364 KB Output is correct
27 Correct 1 ms 364 KB Output is correct
28 Correct 1 ms 364 KB Output is correct
29 Correct 1 ms 364 KB Output is correct
30 Correct 1 ms 364 KB Output is correct
31 Correct 1 ms 364 KB Output is correct
32 Correct 1 ms 364 KB Output is correct
33 Correct 59 ms 4332 KB Output is correct
34 Correct 28 ms 4332 KB Output is correct
35 Correct 29 ms 4204 KB Output is correct
36 Correct 60 ms 4204 KB Output is correct
37 Correct 59 ms 4204 KB Output is correct
38 Correct 60 ms 4332 KB Output is correct
39 Correct 54 ms 4332 KB Output is correct
40 Correct 35 ms 4204 KB Output is correct
41 Correct 59 ms 4204 KB Output is correct
42 Correct 36 ms 4204 KB Output is correct

Subtask #6
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 380 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 0 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 1 ms 364 KB Output is correct
27 Correct 1 ms 364 KB Output is correct
28 Correct 1 ms 364 KB Output is correct
29 Correct 1 ms 364 KB Output is correct
30 Correct 1 ms 364 KB Output is correct
31 Correct 1 ms 364 KB Output is correct
32 Correct 1 ms 364 KB Output is correct
33 Correct 59 ms 4332 KB Output is correct
34 Correct 28 ms 4332 KB Output is correct
35 Correct 29 ms 4204 KB Output is correct
36 Correct 60 ms 4204 KB Output is correct
37 Correct 59 ms 4204 KB Output is correct
38 Correct 60 ms 4332 KB Output is correct
39 Correct 54 ms 4332 KB Output is correct
40 Correct 35 ms 4204 KB Output is correct
41 Correct 59 ms 4204 KB Output is correct
42 Correct 36 ms 4204 KB Output is correct
43 Correct 651 ms 72108 KB Output is correct
44 Correct 264 ms 39660 KB Output is correct
45 Correct 306 ms 39532 KB Output is correct
46 Correct 577 ms 39532 KB Output is correct
47 Correct 641 ms 39532 KB Output is correct
48 Correct 585 ms 39404 KB Output is correct
49 Correct 571 ms 59728 KB Output is correct
50 Correct 333 ms 39532 KB Output is correct
51 Correct 583 ms 39532 KB Output is correct
52 Correct 353 ms 39720 KB Output is correct