oj.uz

Submission #979054

# Submission time Handle Problem Language Result Execution time Memory
979054 2024-05-10T07:12:50 Z peterandvoi Bubble Sort 2 (JOI18_bubblesort2) C++17
100 / 100
 1226 ms 60436 KB 
#include <bits/stdc++.h>

#include "bubblesort2.h"

using namespace std;

#ifdef ngu
#include "debug.h"
#else
#define debug(...) 42
#endif

const int INF = int(1e8), N = int(1e6) + 5;

int n, m, q;
int s[4 * N], lz[4 * N];

void app(int id, int x) {
    s[id] += x;
    lz[id] += x;
}

void psh(int id) {
    app(id * 2, lz[id]);
    app(id * 2 + 1, lz[id]);
    lz[id] = 0;
}

void change(int i, int v, int x) {
    int id = 1, l = 1, r = m;
    while (l ^ r) {
        int md = (l + r) / 2;
        if (lz[id]) {
            psh(id);
        }
        id *= 2;
        if (i <= md) {
            app(id + 1, x);
            r = md;
        } else {
            l = md + 1;
            id += 1;
        }
    }
    s[id] += v;
    while (id > 1) {
        id /= 2;
        s[id] = max(s[id * 2], s[id * 2 + 1]);
    }
}

std::vector<int> countScans(std::vector<int> A, std::vector<int> X, std::vector<int> V){
	n = int(A.size());
    q = int(X.size());
    vector<int> res(q);
    vector<pair<int, int>> values;
    for (int i = 0; i < n; ++i) {
        values.emplace_back(A[i], i);
    }
    for (int i = 0; i < q; ++i) {
        values.emplace_back(V[i], X[i]);
    }
    sort(values.begin(), values.end());
    values.erase(unique(values.begin(), values.end()), values.end());
    auto upd = [&](int pos, int i, int x) {
        int v = pos;
        pos = lower_bound(values.begin(), values.end(), make_pair(pos, i)) - values.begin() + 1;
        change(pos, x * (i + INF), -x);
    };
    m = int(values.size());
    for (int i = 1; i < 4 * m; ++i) {
        s[i] = -INF;
    }
    for (int i = 0; i < n; ++i) {
        upd(A[i], i, 1);
    }
    for (int i = 0; i < q; ++i) {
        upd(A[X[i]], X[i], -1);
        upd(V[i], X[i], 1);
        res[i] = s[1];
        A[X[i]] = V[i];
    }
	return res;
}

Compilation message

bubblesort2.cpp: In lambda function:
bubblesort2.cpp:66:13: warning: unused variable 'v' [-Wunused-variable]
   66 |         int v = pos;
      |             ^

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 3 ms 2688 KB Output is correct
4 Correct 3 ms 2652 KB Output is correct
5 Correct 2 ms 2564 KB Output is correct
6 Correct 3 ms 2648 KB Output is correct
7 Correct 3 ms 2652 KB Output is correct
8 Correct 2 ms 2652 KB Output is correct
9 Correct 2 ms 2652 KB Output is correct
10 Correct 3 ms 2648 KB Output is correct
11 Correct 2 ms 2652 KB Output is correct
12 Correct 2 ms 2652 KB Output is correct
13 Correct 3 ms 2652 KB Output is correct
14 Correct 2 ms 2652 KB Output is correct
15 Correct 2 ms 2652 KB Output is correct
16 Correct 3 ms 2652 KB Output is correct
17 Correct 3 ms 2652 KB Output is correct
18 Correct 3 ms 2652 KB Output is correct

Subtask #2
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 3 ms 2688 KB Output is correct
4 Correct 3 ms 2652 KB Output is correct
5 Correct 2 ms 2564 KB Output is correct
6 Correct 3 ms 2648 KB Output is correct
7 Correct 3 ms 2652 KB Output is correct
8 Correct 2 ms 2652 KB Output is correct
9 Correct 2 ms 2652 KB Output is correct
10 Correct 3 ms 2648 KB Output is correct
11 Correct 2 ms 2652 KB Output is correct
12 Correct 2 ms 2652 KB Output is correct
13 Correct 3 ms 2652 KB Output is correct
14 Correct 2 ms 2652 KB Output is correct
15 Correct 2 ms 2652 KB Output is correct
16 Correct 3 ms 2652 KB Output is correct
17 Correct 3 ms 2652 KB Output is correct
18 Correct 3 ms 2652 KB Output is correct
19 Correct 9 ms 3164 KB Output is correct
20 Correct 9 ms 3164 KB Output is correct
21 Correct 9 ms 3228 KB Output is correct
22 Correct 11 ms 3420 KB Output is correct
23 Correct 8 ms 3160 KB Output is correct
24 Correct 8 ms 3164 KB Output is correct
25 Correct 9 ms 3164 KB Output is correct
26 Correct 8 ms 3412 KB Output is correct
27 Correct 8 ms 3164 KB Output is correct
28 Correct 8 ms 3164 KB Output is correct

Subtask #3
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 5344 KB Output is correct
2 Correct 36 ms 8404 KB Output is correct
3 Correct 66 ms 9416 KB Output is correct
4 Correct 73 ms 9416 KB Output is correct
5 Correct 64 ms 9424 KB Output is correct
6 Correct 63 ms 9424 KB Output is correct
7 Correct 63 ms 9468 KB Output is correct
8 Correct 62 ms 9424 KB Output is correct
9 Correct 62 ms 9424 KB Output is correct
10 Correct 50 ms 7544 KB Output is correct
11 Correct 57 ms 7640 KB Output is correct
12 Correct 49 ms 7632 KB Output is correct
13 Correct 55 ms 7624 KB Output is correct
14 Correct 48 ms 7520 KB Output is correct
15 Correct 47 ms 7624 KB Output is correct
16 Correct 44 ms 7632 KB Output is correct
17 Correct 45 ms 7632 KB Output is correct
18 Correct 49 ms 7736 KB Output is correct

Subtask #4
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 3 ms 2688 KB Output is correct
4 Correct 3 ms 2652 KB Output is correct
5 Correct 2 ms 2564 KB Output is correct
6 Correct 3 ms 2648 KB Output is correct
7 Correct 3 ms 2652 KB Output is correct
8 Correct 2 ms 2652 KB Output is correct
9 Correct 2 ms 2652 KB Output is correct
10 Correct 3 ms 2648 KB Output is correct
11 Correct 2 ms 2652 KB Output is correct
12 Correct 2 ms 2652 KB Output is correct
13 Correct 3 ms 2652 KB Output is correct
14 Correct 2 ms 2652 KB Output is correct
15 Correct 2 ms 2652 KB Output is correct
16 Correct 3 ms 2652 KB Output is correct
17 Correct 3 ms 2652 KB Output is correct
18 Correct 3 ms 2652 KB Output is correct
19 Correct 9 ms 3164 KB Output is correct
20 Correct 9 ms 3164 KB Output is correct
21 Correct 9 ms 3228 KB Output is correct
22 Correct 11 ms 3420 KB Output is correct
23 Correct 8 ms 3160 KB Output is correct
24 Correct 8 ms 3164 KB Output is correct
25 Correct 9 ms 3164 KB Output is correct
26 Correct 8 ms 3412 KB Output is correct
27 Correct 8 ms 3164 KB Output is correct
28 Correct 8 ms 3164 KB Output is correct
29 Correct 12 ms 5344 KB Output is correct
30 Correct 36 ms 8404 KB Output is correct
31 Correct 66 ms 9416 KB Output is correct
32 Correct 73 ms 9416 KB Output is correct
33 Correct 64 ms 9424 KB Output is correct
34 Correct 63 ms 9424 KB Output is correct
35 Correct 63 ms 9468 KB Output is correct
36 Correct 62 ms 9424 KB Output is correct
37 Correct 62 ms 9424 KB Output is correct
38 Correct 50 ms 7544 KB Output is correct
39 Correct 57 ms 7640 KB Output is correct
40 Correct 49 ms 7632 KB Output is correct
41 Correct 55 ms 7624 KB Output is correct
42 Correct 48 ms 7520 KB Output is correct
43 Correct 47 ms 7624 KB Output is correct
44 Correct 44 ms 7632 KB Output is correct
45 Correct 45 ms 7632 KB Output is correct
46 Correct 49 ms 7736 KB Output is correct
47 Correct 240 ms 21696 KB Output is correct
48 Correct 1077 ms 57556 KB Output is correct
49 Correct 1203 ms 60080 KB Output is correct
50 Correct 1135 ms 60088 KB Output is correct
51 Correct 1226 ms 60092 KB Output is correct
52 Correct 1189 ms 60080 KB Output is correct
53 Correct 1140 ms 60436 KB Output is correct
54 Correct 1062 ms 60240 KB Output is correct
55 Correct 1083 ms 60296 KB Output is correct
56 Correct 1008 ms 60044 KB Output is correct
57 Correct 1092 ms 60336 KB Output is correct
58 Correct 1016 ms 60336 KB Output is correct
59 Correct 898 ms 58544 KB Output is correct
60 Correct 928 ms 58368 KB Output is correct
61 Correct 906 ms 58548 KB Output is correct
62 Correct 892 ms 55476 KB Output is correct
63 Correct 860 ms 56244 KB Output is correct
64 Correct 879 ms 56248 KB Output is correct
65 Correct 780 ms 56496 KB Output is correct
66 Correct 820 ms 56332 KB Output is correct
67 Correct 772 ms 56320 KB Output is correct