oj.uz

Submission #864162

# Submission time Handle Problem Language Result Execution time Memory
864162 2023-10-22T07:43:47 Z vjudge1 Financial Report (JOI21_financial) C++17
5 / 100
 244 ms 44656 KB 
#include <bits/stdc++.h>

using namespace std;

#define endl '\n'
#define ll long long
#define all(x) x.begin(), x.end()

int a[(int) 3e5 + 10];

struct SegmentTree {
    vector<ll> sgt;

    SegmentTree(int n) {
        sgt.resize(n, LLONG_MAX);
    }

    ll get(int k, int l, int r, ll v) {
        if (l == r) return l;
        int m = (l + r) / 2;
        if (sgt[k * 2 + 1] < v) return get(k * 2 + 1, m + 1, r, v);
        return get(k * 2, l, m, v);
    }

    void update(int k, int l, int r, int i, ll v) {
        if (l > i || r < i) return;
        if (l == r) {
            sgt[k] = v;
            return;
        }
        int m = (l + r) / 2;
        update(k * 2, l, m, i, v);
        update(k * 2 + 1, m + 1, r, i, v);
        sgt[k] = min(sgt[k * 2], sgt[k * 2 + 1]);
    }
} sgt(4 * (3e5 + 10));

int main() {
    // ios_base::sync_with_stdio(false);
    // cin.tie(NULL);
    int n, d;
    cin >> n >> d;
    for (int i = 1; i <= n; i++) cin >> a[i];
    ll ans = 0;
    multiset<ll> lis[n + 10];
    lis[0].insert(0);
    sgt.update(1, 0, n, 0, 0);
    ll dp[n + 10];
    dp[0] = 0;
    for (int i = 1; i <= n; i++) {
        ll mn;
        if (i > d + 1) {
            mn = *lis[dp[i - d - 1]].begin();
            lis[dp[i - d - 1]].erase(lis[dp[i - d - 1]].find(a[i - d - 1]));
            if (lis[dp[i - d - 1]].size()) {
                if (*lis[dp[i - d - 1]].begin() != mn) sgt.update(1, 0, n, i - d - 1, *lis[dp[i - d - 1]].begin());
            }
            else sgt.update(1, 0, n, i - d - 1, LLONG_MAX);
        }
        dp[i] = sgt.get(1, 0, n, a[i]) + 1;
        if (lis[dp[i]].size()) mn = *lis[dp[i]].begin();
        lis[dp[i]].insert(a[i]);
        if (lis[dp[i]].size() == 1 || mn != *lis[dp[i]].begin()) sgt.update(1, 0, n, dp[i], a[i]);
        ans = max(ans, dp[i]);
        // cout << i << " : " << dp[i] << endl;
    }
    cout << ans;
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:63:36: warning: 'mn' may be used uninitialized in this function [-Wmaybe-uninitialized]
   63 |         if (lis[dp[i]].size() == 1 || mn != *lis[dp[i]].begin()) sgt.update(1, 0, n, dp[i], a[i]);
      |             ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 9820 KB Output is correct
2 Correct 2 ms 9820 KB Output is correct
3 Correct 2 ms 9816 KB Output is correct
4 Correct 2 ms 9820 KB Output is correct
5 Correct 2 ms 9820 KB Output is correct
6 Correct 2 ms 9820 KB Output is correct
7 Correct 2 ms 9848 KB Output is correct
8 Correct 2 ms 9820 KB Output is correct
9 Correct 2 ms 9820 KB Output is correct
10 Correct 2 ms 9816 KB Output is correct
11 Correct 3 ms 9816 KB Output is correct
12 Correct 2 ms 9820 KB Output is correct
13 Correct 3 ms 9852 KB Output is correct
14 Correct 2 ms 9820 KB Output is correct
15 Correct 2 ms 9820 KB Output is correct
16 Correct 2 ms 9820 KB Output is correct
17 Correct 2 ms 9820 KB Output is correct
18 Correct 2 ms 9820 KB Output is correct
19 Correct 2 ms 9820 KB Output is correct
20 Correct 2 ms 9820 KB Output is correct
21 Incorrect 2 ms 9856 KB Output isn't correct
22 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 9820 KB Output is correct
2 Correct 2 ms 9820 KB Output is correct
3 Correct 2 ms 9816 KB Output is correct
4 Correct 2 ms 9820 KB Output is correct
5 Correct 2 ms 9820 KB Output is correct
6 Correct 2 ms 9820 KB Output is correct
7 Correct 2 ms 9848 KB Output is correct
8 Correct 2 ms 9820 KB Output is correct
9 Correct 2 ms 9820 KB Output is correct
10 Correct 2 ms 9816 KB Output is correct
11 Correct 3 ms 9816 KB Output is correct
12 Correct 2 ms 9820 KB Output is correct
13 Correct 3 ms 9852 KB Output is correct
14 Correct 2 ms 9820 KB Output is correct
15 Correct 2 ms 9820 KB Output is correct
16 Correct 2 ms 9820 KB Output is correct
17 Correct 2 ms 9820 KB Output is correct
18 Correct 2 ms 9820 KB Output is correct
19 Correct 2 ms 9820 KB Output is correct
20 Correct 2 ms 9820 KB Output is correct
21 Incorrect 2 ms 9856 KB Output isn't correct
22 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 9820 KB Output is correct
2 Correct 2 ms 9820 KB Output is correct
3 Correct 2 ms 9816 KB Output is correct
4 Correct 2 ms 9820 KB Output is correct
5 Correct 2 ms 9820 KB Output is correct
6 Correct 2 ms 9820 KB Output is correct
7 Correct 2 ms 9848 KB Output is correct
8 Correct 2 ms 9820 KB Output is correct
9 Correct 2 ms 9820 KB Output is correct
10 Correct 2 ms 9816 KB Output is correct
11 Correct 3 ms 9816 KB Output is correct
12 Correct 2 ms 9820 KB Output is correct
13 Correct 3 ms 9852 KB Output is correct
14 Correct 2 ms 9820 KB Output is correct
15 Correct 2 ms 9820 KB Output is correct
16 Correct 2 ms 9820 KB Output is correct
17 Correct 2 ms 9820 KB Output is correct
18 Correct 2 ms 9820 KB Output is correct
19 Correct 2 ms 9820 KB Output is correct
20 Correct 2 ms 9820 KB Output is correct
21 Incorrect 2 ms 9856 KB Output isn't correct
22 Halted 0 ms 0 KB -

Subtask #4
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 111 ms 30156 KB Output is correct
2 Correct 174 ms 29988 KB Output is correct
3 Incorrect 170 ms 30276 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 183 ms 44656 KB Output is correct
2 Correct 171 ms 44372 KB Output is correct
3 Correct 215 ms 44380 KB Output is correct
4 Correct 214 ms 44188 KB Output is correct
5 Correct 203 ms 44360 KB Output is correct
6 Correct 197 ms 44368 KB Output is correct
7 Correct 148 ms 44192 KB Output is correct
8 Correct 233 ms 44368 KB Output is correct
9 Correct 152 ms 44240 KB Output is correct
10 Correct 176 ms 44284 KB Output is correct
11 Correct 244 ms 44368 KB Output is correct
12 Correct 152 ms 44328 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 9820 KB Output is correct
2 Correct 2 ms 9820 KB Output is correct
3 Correct 2 ms 9816 KB Output is correct
4 Correct 2 ms 9820 KB Output is correct
5 Correct 2 ms 9820 KB Output is correct
6 Correct 2 ms 9820 KB Output is correct
7 Correct 2 ms 9848 KB Output is correct
8 Correct 2 ms 9820 KB Output is correct
9 Correct 2 ms 9820 KB Output is correct
10 Correct 2 ms 9816 KB Output is correct
11 Correct 3 ms 9816 KB Output is correct
12 Correct 2 ms 9820 KB Output is correct
13 Correct 3 ms 9852 KB Output is correct
14 Correct 2 ms 9820 KB Output is correct
15 Correct 2 ms 9820 KB Output is correct
16 Correct 2 ms 9820 KB Output is correct
17 Correct 2 ms 9820 KB Output is correct
18 Correct 2 ms 9820 KB Output is correct
19 Correct 2 ms 9820 KB Output is correct
20 Correct 2 ms 9820 KB Output is correct
21 Incorrect 2 ms 9856 KB Output isn't correct
22 Halted 0 ms 0 KB -