oj.uz

Submission #556081

# Submission time Handle Problem Language Result Execution time Memory
556081 2022-05-02T10:27:14 Z alextodoran Snowball (JOI21_ho_t2) C++17
100 / 100
 128 ms 16888 KB 
/**
 ____ ____ ____ ____ ____
||a |||t |||o |||d |||o ||
||__|||__|||__|||__|||__||
|/__\|/__\|/__\|/__\|/__\|

**/

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

const int N_MAX = 200000;
const int Q_MAX = 200000;

int N, Q;
ll X[N_MAX + 2];
ll W[Q_MAX + 2];

ll tr[Q_MAX + 2];
ll mxl[Q_MAX + 2];
ll mxr[Q_MAX + 2];

ll answer[N_MAX + 2];

int main () {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);

    cin >> N >> Q;
    for (int i = 1; i <= N; i++) {
        cin >> X[i];
    }
    for (int q = 1; q <= Q; q++) {
        cin >> W[q];
    }

    for (int q = 1; q <= Q; q++) {
        tr[q] = tr[q - 1] + W[q];
        mxl[q] = max(mxl[q - 1], -tr[q]);
        mxr[q] = max(mxr[q - 1], +tr[q]);
    }

    for (int i = 1; i + 1 <= N; i++) {
        int l = 0, r = Q;
        while (l < r) {
            int mid = (l + r + 1) / 2;
            if (mxl[mid] + mxr[mid] < X[i + 1] - X[i]) {
                l = mid;
            } else {
                r = mid - 1;
            }
        }
        int join = l + 1;
        answer[i] += mxr[join - 1];
        answer[i + 1] += mxl[join - 1];
        if (join <= Q) {
            answer[(W[join] > 0 ? i : i + 1)] += (X[i + 1] - X[i]) - (mxl[join - 1] + mxr[join - 1]);
        }
    }
    answer[1] += mxl[Q];
    answer[N] += mxr[Q];

    for (int i = 1; i <= N; i++) {
        cout << answer[i] << "\n";
    }

    return 0;
}

Subtask #1
33.0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 1 ms 508 KB Output is correct
6 Correct 2 ms 476 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 2 ms 468 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 2 ms 468 KB Output is correct
16 Correct 1 ms 472 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 468 KB Output is correct

Subtask #2
67.0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 1 ms 508 KB Output is correct
6 Correct 2 ms 476 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 2 ms 468 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 2 ms 468 KB Output is correct
16 Correct 1 ms 472 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 28 ms 8720 KB Output is correct
21 Correct 27 ms 8524 KB Output is correct
22 Correct 26 ms 8308 KB Output is correct
23 Correct 24 ms 8108 KB Output is correct
24 Correct 33 ms 8632 KB Output is correct
25 Correct 128 ms 14996 KB Output is correct
26 Correct 97 ms 14912 KB Output is correct
27 Correct 103 ms 14552 KB Output is correct
28 Correct 116 ms 14780 KB Output is correct
29 Correct 96 ms 14264 KB Output is correct
30 Correct 93 ms 13644 KB Output is correct
31 Correct 70 ms 13104 KB Output is correct
32 Correct 59 ms 13192 KB Output is correct
33 Correct 10 ms 1876 KB Output is correct
34 Correct 101 ms 15284 KB Output is correct
35 Correct 112 ms 14784 KB Output is correct
36 Correct 105 ms 14948 KB Output is correct
37 Correct 108 ms 14776 KB Output is correct
38 Correct 99 ms 14608 KB Output is correct
39 Correct 101 ms 14916 KB Output is correct
40 Correct 75 ms 14744 KB Output is correct
41 Correct 29 ms 9268 KB Output is correct
42 Correct 56 ms 13208 KB Output is correct
43 Correct 81 ms 16612 KB Output is correct
44 Correct 31 ms 9088 KB Output is correct
45 Correct 75 ms 14668 KB Output is correct
46 Correct 83 ms 16672 KB Output is correct
47 Correct 81 ms 16844 KB Output is correct
48 Correct 95 ms 16888 KB Output is correct