Submission #776011

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
776011	2023-07-07T08:30:35 Z	danikoynov	Safety (NOI18_safety)	C++14	100 / 100	219 ms	21752 KB

safety

#include<bits/stdc++.h>
#define endl '\n'

using namespace std;
typedef long long ll;

void speed()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
}

const ll inf = LLONG_MAX;

struct slope_trick
{
    multiset < ll > left_slope, right_slope;
    ll height, left_offset, right_offset;

    slope_trick()
    {
        height = left_offset = right_offset = 0;
    }

    ll get_left()
    {
        if (left_slope.empty())
            return - inf;
        return *left_slope.rbegin() + left_offset;
    }

    ll get_right()
    {
        if (right_slope.empty())
            return inf;
        return *right_slope.begin() + right_offset;
    }

    void add_basic(ll value)
    {
        ll left = get_left(), right = get_right();

        if (value >= left && value <= right)
        {
            left_slope.insert(value - left_offset);
            right_slope.insert(value - right_offset);
        }
        else
        if (value < left)
        {
            left_slope.insert(value - left_offset);
            left_slope.insert(value - left_offset);

            right_slope.insert(left - right_offset);
            left_slope.erase(left_slope.find(left - left_offset));

            height = height + abs(left - value);
        }
        else
        if (value > right)
        {
            right_slope.insert(value - right_offset);
            right_slope.insert(value - right_offset);

            left_slope.insert(right - left_offset);
            right_slope.erase(right_slope.find(right - right_offset));

            height = height + abs(right - value);
        }
    }

    void minimum_interval(ll d)
    {
        left_offset -= d;
        right_offset += d;
    }
};

const int maxn = 2e5 + 10;

int n, a[maxn], d;
void solve()
{
    cin >> n >> d;
    slope_trick st;
    for (int i = 1; i <= n; i ++)
    {
        cin >> a[i];
        st.minimum_interval(d);
        st.add_basic(a[i]);
    }

    cout << st.height << endl;
}

int main()
{
    solve();
    return 0;
}

Subtask #1
3.0 / 3.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	312 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	316 KB	Output is correct

Subtask #2
4.0 / 4.0

#	Verdict	Memory	Grader output
1	Correct	212 KB	Output is correct
2	Correct	212 KB	Output is correct
3	Correct	212 KB	Output is correct
4	Correct	316 KB	Output is correct
5	Correct	212 KB	Output is correct

Subtask #3
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	316 KB	Output is correct
4	Correct	0 ms	312 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	312 KB	Output is correct

Subtask #4
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	118 ms	14312 KB	Output is correct
2	Correct	171 ms	20352 KB	Output is correct
3	Correct	179 ms	21152 KB	Output is correct

Subtask #5
6.0 / 6.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	312 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	316 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	316 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	316 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct

Subtask #6
11.0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	312 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	316 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	316 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	316 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	312 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	0 ms	340 KB	Output is correct
27	Correct	0 ms	340 KB	Output is correct

Subtask #7
11.0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	312 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	316 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	316 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	1 ms	340 KB	Output is correct
17	Correct	1 ms	316 KB	Output is correct
18	Correct	1 ms	340 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	312 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	0 ms	340 KB	Output is correct
27	Correct	0 ms	340 KB	Output is correct
28	Correct	3 ms	724 KB	Output is correct
29	Correct	3 ms	724 KB	Output is correct
30	Correct	3 ms	708 KB	Output is correct
31	Correct	2 ms	724 KB	Output is correct
32	Correct	2 ms	724 KB	Output is correct
33	Correct	3 ms	724 KB	Output is correct
34	Correct	2 ms	724 KB	Output is correct

Subtask #8
22.0 / 22.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	312 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	316 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	316 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	1 ms	316 KB	Output is correct
16	Correct	0 ms	312 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	0 ms	312 KB	Output is correct
19	Correct	1 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	316 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	312 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	1 ms	340 KB	Output is correct
29	Correct	1 ms	340 KB	Output is correct
30	Correct	1 ms	340 KB	Output is correct
31	Correct	1 ms	340 KB	Output is correct
32	Correct	0 ms	340 KB	Output is correct
33	Correct	0 ms	340 KB	Output is correct
34	Correct	3 ms	724 KB	Output is correct
35	Correct	3 ms	724 KB	Output is correct
36	Correct	3 ms	708 KB	Output is correct
37	Correct	2 ms	724 KB	Output is correct
38	Correct	2 ms	724 KB	Output is correct
39	Correct	3 ms	724 KB	Output is correct
40	Correct	2 ms	724 KB	Output is correct
41	Correct	3 ms	844 KB	Output is correct
42	Correct	3 ms	724 KB	Output is correct
43	Correct	3 ms	724 KB	Output is correct
44	Correct	3 ms	724 KB	Output is correct
45	Correct	3 ms	724 KB	Output is correct
46	Correct	2 ms	724 KB	Output is correct

Subtask #9
29.0 / 29.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	312 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	316 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	316 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	1 ms	316 KB	Output is correct
16	Correct	0 ms	312 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	0 ms	312 KB	Output is correct
19	Correct	118 ms	14312 KB	Output is correct
20	Correct	171 ms	20352 KB	Output is correct
21	Correct	179 ms	21152 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	316 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	1 ms	340 KB	Output is correct
29	Correct	1 ms	312 KB	Output is correct
30	Correct	1 ms	340 KB	Output is correct
31	Correct	1 ms	340 KB	Output is correct
32	Correct	1 ms	340 KB	Output is correct
33	Correct	1 ms	340 KB	Output is correct
34	Correct	1 ms	340 KB	Output is correct
35	Correct	0 ms	340 KB	Output is correct
36	Correct	0 ms	340 KB	Output is correct
37	Correct	3 ms	724 KB	Output is correct
38	Correct	3 ms	724 KB	Output is correct
39	Correct	3 ms	708 KB	Output is correct
40	Correct	2 ms	724 KB	Output is correct
41	Correct	2 ms	724 KB	Output is correct
42	Correct	3 ms	724 KB	Output is correct
43	Correct	2 ms	724 KB	Output is correct
44	Correct	3 ms	844 KB	Output is correct
45	Correct	3 ms	724 KB	Output is correct
46	Correct	3 ms	724 KB	Output is correct
47	Correct	3 ms	724 KB	Output is correct
48	Correct	3 ms	724 KB	Output is correct
49	Correct	2 ms	724 KB	Output is correct
50	Correct	219 ms	21752 KB	Output is correct
51	Correct	186 ms	18300 KB	Output is correct
52	Correct	96 ms	17364 KB	Output is correct
53	Correct	114 ms	20192 KB	Output is correct
54	Correct	123 ms	20728 KB	Output is correct
55	Correct	99 ms	17648 KB	Output is correct
56	Correct	111 ms	19456 KB	Output is correct
57	Correct	104 ms	17868 KB	Output is correct
58	Correct	92 ms	14988 KB	Output is correct
59	Correct	117 ms	19688 KB	Output is correct

Submission #776011

Compilation message