Submission #386301

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
386301	2021-04-06T10:14:07 Z	johutha	Potatoes and fertilizers (LMIO19_bulves)	C++17	100 / 100	239 ms	11252 KB

bulves

#include <iostream>
#include <vector>
#include <queue>

#define int long long

using namespace std;

signed main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    int n;
    cin >> n;

    priority_queue<int> q;
    int pf = 0;
    int v0 = 0;

    for (int i = 0; i < n; i++)
    {
        int a, b;
        cin >> a >> b;
        int d = a - b;

        pf += d;
        q.push(max(0ll, pf));
        q.push(max(0ll, pf));
        q.pop();

        v0 += abs(pf);
    }

    int res = v0;
    while (q.size() > 0)
    {
        res -= min(q.top(), pf);
        q.pop();
    }

    cout << res << "\n";
}

Subtask #1

24.0 / 24.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	2 ms	364 KB	Output is correct
3	Correct	2 ms	492 KB	Output is correct
4	Correct	17 ms	1284 KB	Output is correct
5	Correct	35 ms	2156 KB	Output is correct
6	Correct	133 ms	5860 KB	Output is correct
7	Correct	165 ms	11248 KB	Output is correct
8	Correct	201 ms	9328 KB	Output is correct
9	Correct	166 ms	8668 KB	Output is correct
10	Correct	139 ms	6364 KB	Output is correct
11	Correct	142 ms	6364 KB	Output is correct

Subtask #2

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	2 ms	364 KB	Output is correct
3	Correct	2 ms	492 KB	Output is correct
4	Correct	17 ms	1284 KB	Output is correct
5	Correct	35 ms	2156 KB	Output is correct
6	Correct	133 ms	5860 KB	Output is correct
7	Correct	165 ms	11248 KB	Output is correct
8	Correct	201 ms	9328 KB	Output is correct
9	Correct	166 ms	8668 KB	Output is correct
10	Correct	139 ms	6364 KB	Output is correct
11	Correct	142 ms	6364 KB	Output is correct
12	Correct	53 ms	3468 KB	Output is correct
13	Correct	130 ms	8420 KB	Output is correct
14	Correct	176 ms	11140 KB	Output is correct
15	Correct	196 ms	9308 KB	Output is correct
16	Correct	217 ms	8836 KB	Output is correct
17	Correct	143 ms	6364 KB	Output is correct
18	Correct	2 ms	364 KB	Output is correct

Subtask #3

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	2 ms	364 KB	Output is correct
3	Correct	2 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	2 ms	364 KB	Output is correct
7	Correct	2 ms	364 KB	Output is correct
8	Correct	2 ms	364 KB	Output is correct
9	Correct	2 ms	364 KB	Output is correct
10	Correct	2 ms	364 KB	Output is correct

Subtask #4

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	2 ms	364 KB	Output is correct
3	Correct	2 ms	492 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	2 ms	364 KB	Output is correct
7	Correct	2 ms	364 KB	Output is correct
8	Correct	2 ms	364 KB	Output is correct
9	Correct	2 ms	364 KB	Output is correct
10	Correct	2 ms	364 KB	Output is correct
11	Correct	2 ms	364 KB	Output is correct
12	Correct	2 ms	396 KB	Output is correct
13	Correct	2 ms	492 KB	Output is correct
14	Correct	3 ms	492 KB	Output is correct
15	Correct	3 ms	492 KB	Output is correct
16	Correct	2 ms	364 KB	Output is correct
17	Correct	2 ms	364 KB	Output is correct
18	Correct	2 ms	492 KB	Output is correct

Subtask #5

36.0 / 36.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	2 ms	364 KB	Output is correct
3	Correct	2 ms	492 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	2 ms	364 KB	Output is correct
7	Correct	2 ms	364 KB	Output is correct
8	Correct	2 ms	364 KB	Output is correct
9	Correct	2 ms	364 KB	Output is correct
10	Correct	2 ms	364 KB	Output is correct
11	Correct	17 ms	1284 KB	Output is correct
12	Correct	35 ms	2156 KB	Output is correct
13	Correct	133 ms	5860 KB	Output is correct
14	Correct	165 ms	11248 KB	Output is correct
15	Correct	201 ms	9328 KB	Output is correct
16	Correct	166 ms	8668 KB	Output is correct
17	Correct	139 ms	6364 KB	Output is correct
18	Correct	142 ms	6364 KB	Output is correct
19	Correct	53 ms	3468 KB	Output is correct
20	Correct	130 ms	8420 KB	Output is correct
21	Correct	176 ms	11140 KB	Output is correct
22	Correct	196 ms	9308 KB	Output is correct
23	Correct	217 ms	8836 KB	Output is correct
24	Correct	143 ms	6364 KB	Output is correct
25	Correct	2 ms	396 KB	Output is correct
26	Correct	2 ms	492 KB	Output is correct
27	Correct	3 ms	492 KB	Output is correct
28	Correct	3 ms	492 KB	Output is correct
29	Correct	2 ms	364 KB	Output is correct
30	Correct	2 ms	364 KB	Output is correct
31	Correct	2 ms	492 KB	Output is correct
32	Correct	2 ms	364 KB	Output is correct
33	Correct	53 ms	3176 KB	Output is correct
34	Correct	141 ms	8460 KB	Output is correct
35	Correct	239 ms	11100 KB	Output is correct
36	Correct	229 ms	8796 KB	Output is correct
37	Correct	207 ms	9320 KB	Output is correct
38	Correct	223 ms	11100 KB	Output is correct
39	Correct	163 ms	7388 KB	Output is correct
40	Correct	171 ms	6928 KB	Output is correct
41	Correct	137 ms	6364 KB	Output is correct
42	Correct	137 ms	6408 KB	Output is correct
43	Correct	142 ms	6408 KB	Output is correct
44	Correct	151 ms	6424 KB	Output is correct
45	Correct	223 ms	11252 KB	Output is correct
46	Correct	206 ms	6636 KB	Output is correct
47	Correct	164 ms	6688 KB	Output is correct