oj.uz

답안 #892162

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
892162 2023-12-25T02:29:44 Z therealpain Financial Report (JOI21_financial) C++17
45 / 100
 40 ms 5596 KB 
#include <bits/stdc++.h>
#define fi first
#define se second
#define all(x) x.begin(), x.end()
#define getbit(x) (((x) >> (i)) & 1)
#define TASK ""

using namespace std;

template <typename T1, typename T2> bool maxi(T1 &a, T2 b) {
    if (a < b) a = b; else return false; return true;
}

template <typename T1, typename T2> bool mini(T1 &a, T2 b) {
    if (a > b) a = b; else return false; return true;
}

const long long inf = 1e18;
const int mod = 1e9 + 7;
const int N = 3e5 + 5;

int n;
int d;
int a[N];

namespace subtask2 {
    int dp[405][405];
    vector <int> value;

    void solve() {
        for (int i = 1; i <= n; ++i) value.push_back(a[i]);

        sort(all(value));
        value.erase(unique(all(value)), value.end());
        int m = (int) value.size();

        for (int i = 1; i <= n; ++i) {
            a[i] = lower_bound(all(value), a[i]) - value.begin() + 1;
        }

        memset(dp, -0x3f, sizeof dp);

        for (int i = 1; i <= n; ++i) dp[i][a[i]] = 1;

        for (int i = 1; i <= n; ++i) {
            for (int j = i - 1; j >= max(i - d, 1); --j) {
                for (int mx = 1; mx <= m; ++mx) {
                    maxi(dp[i][max(mx, a[i])], dp[j][mx] + (mx < a[i]));
                }
            }
        }

        cout << *max_element(dp[n] + 1, dp[n] + m + 1);
    }
};

namespace subtask4 {
    stack <int> st;

    void solve() {
        int ans = 0;
        for (int i = n; i >= 1; --i) {
            while (st.size() && st.top() <= a[i]) st.pop();
            st.push(a[i]);
            maxi(ans, st.size());
        }
        cout << ans;
    }
};

namespace subtask5 {
    void solve() {
        vector <int> dp;

        for (int i = 1; i <= n; ++i) {
            int p = lower_bound(all(dp), a[i]) - dp.begin();
            if (p == dp.size()) dp.push_back(a[i]);
            else dp[p] = a[i];
        }

        cout << (int) dp.size() << '\n';
    }
};

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    //freopen(TASK".inp", "r", stdin);
    //freopen(TASK".out", "w", stdout);
    cin >> n >> d;
    for (int i = 1; i <= n; ++i) cin >> a[i];

    if (n <= 400) subtask2::solve();
    else if (d == 1) subtask4::solve();
    else if (d == n) subtask5::solve();
}

Compilation message

Main.cpp: In function 'void subtask5::solve()':
Main.cpp:77:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   77 |             if (p == dp.size()) dp.push_back(a[i]);
      |                 ~~^~~~~~~~~~~~
Main.cpp: In instantiation of 'bool maxi(T1&, T2) [with T1 = int; T2 = long unsigned int]':
Main.cpp:65:32:   required from here
Main.cpp:11:11: warning: comparison of integer expressions of different signedness: 'int' and 'long unsigned int' [-Wsign-compare]
   11 |     if (a < b) a = b; else return false; return true;
      |         ~~^~~

Subtask #1
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 856 KB Output is correct
2 Correct 0 ms 860 KB Output is correct
3 Correct 1 ms 860 KB Output is correct
4 Correct 1 ms 860 KB Output is correct
5 Correct 1 ms 860 KB Output is correct
6 Correct 1 ms 860 KB Output is correct
7 Correct 0 ms 860 KB Output is correct
8 Correct 0 ms 860 KB Output is correct
9 Correct 1 ms 860 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 0 ms 860 KB Output is correct
12 Correct 0 ms 860 KB Output is correct
13 Correct 0 ms 860 KB Output is correct
14 Correct 0 ms 860 KB Output is correct
15 Correct 1 ms 860 KB Output is correct
16 Correct 1 ms 860 KB Output is correct
17 Correct 1 ms 856 KB Output is correct
18 Correct 0 ms 860 KB Output is correct
19 Correct 1 ms 860 KB Output is correct
20 Correct 1 ms 860 KB Output is correct
21 Correct 1 ms 860 KB Output is correct
22 Correct 1 ms 860 KB Output is correct
23 Correct 0 ms 860 KB Output is correct
24 Correct 0 ms 860 KB Output is correct
25 Correct 1 ms 932 KB Output is correct
26 Correct 0 ms 860 KB Output is correct

Subtask #2
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 856 KB Output is correct
2 Correct 0 ms 860 KB Output is correct
3 Correct 1 ms 860 KB Output is correct
4 Correct 1 ms 860 KB Output is correct
5 Correct 1 ms 860 KB Output is correct
6 Correct 1 ms 860 KB Output is correct
7 Correct 0 ms 860 KB Output is correct
8 Correct 0 ms 860 KB Output is correct
9 Correct 1 ms 860 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 0 ms 860 KB Output is correct
12 Correct 0 ms 860 KB Output is correct
13 Correct 0 ms 860 KB Output is correct
14 Correct 0 ms 860 KB Output is correct
15 Correct 1 ms 860 KB Output is correct
16 Correct 1 ms 860 KB Output is correct
17 Correct 1 ms 856 KB Output is correct
18 Correct 0 ms 860 KB Output is correct
19 Correct 1 ms 860 KB Output is correct
20 Correct 1 ms 860 KB Output is correct
21 Correct 1 ms 860 KB Output is correct
22 Correct 1 ms 860 KB Output is correct
23 Correct 0 ms 860 KB Output is correct
24 Correct 0 ms 860 KB Output is correct
25 Correct 1 ms 932 KB Output is correct
26 Correct 0 ms 860 KB Output is correct
27 Correct 1 ms 860 KB Output is correct
28 Correct 1 ms 860 KB Output is correct
29 Correct 1 ms 860 KB Output is correct
30 Correct 3 ms 856 KB Output is correct
31 Correct 1 ms 860 KB Output is correct
32 Correct 37 ms 1112 KB Output is correct
33 Correct 1 ms 856 KB Output is correct
34 Correct 2 ms 1112 KB Output is correct
35 Correct 2 ms 860 KB Output is correct
36 Correct 10 ms 1116 KB Output is correct
37 Correct 1 ms 860 KB Output is correct
38 Correct 2 ms 860 KB Output is correct
39 Correct 4 ms 1112 KB Output is correct
40 Correct 5 ms 860 KB Output is correct

Subtask #3
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 856 KB Output is correct
2 Correct 0 ms 860 KB Output is correct
3 Correct 1 ms 860 KB Output is correct
4 Correct 1 ms 860 KB Output is correct
5 Correct 1 ms 860 KB Output is correct
6 Correct 1 ms 860 KB Output is correct
7 Correct 0 ms 860 KB Output is correct
8 Correct 0 ms 860 KB Output is correct
9 Correct 1 ms 860 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 0 ms 860 KB Output is correct
12 Correct 0 ms 860 KB Output is correct
13 Correct 0 ms 860 KB Output is correct
14 Correct 0 ms 860 KB Output is correct
15 Correct 1 ms 860 KB Output is correct
16 Correct 1 ms 860 KB Output is correct
17 Correct 1 ms 856 KB Output is correct
18 Correct 0 ms 860 KB Output is correct
19 Correct 1 ms 860 KB Output is correct
20 Correct 1 ms 860 KB Output is correct
21 Correct 1 ms 860 KB Output is correct
22 Correct 1 ms 860 KB Output is correct
23 Correct 0 ms 860 KB Output is correct
24 Correct 0 ms 860 KB Output is correct
25 Correct 1 ms 932 KB Output is correct
26 Correct 0 ms 860 KB Output is correct
27 Correct 1 ms 860 KB Output is correct
28 Correct 1 ms 860 KB Output is correct
29 Correct 1 ms 860 KB Output is correct
30 Correct 3 ms 856 KB Output is correct
31 Correct 1 ms 860 KB Output is correct
32 Correct 37 ms 1112 KB Output is correct
33 Correct 1 ms 856 KB Output is correct
34 Correct 2 ms 1112 KB Output is correct
35 Correct 2 ms 860 KB Output is correct
36 Correct 10 ms 1116 KB Output is correct
37 Correct 1 ms 860 KB Output is correct
38 Correct 2 ms 860 KB Output is correct
39 Correct 4 ms 1112 KB Output is correct
40 Correct 5 ms 860 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Incorrect 1 ms 476 KB Output isn't correct
43 Halted 0 ms 0 KB -

Subtask #4
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 1500 KB Output is correct
2 Correct 26 ms 4188 KB Output is correct
3 Correct 34 ms 4432 KB Output is correct
4 Correct 29 ms 4444 KB Output is correct
5 Correct 29 ms 4360 KB Output is correct
6 Correct 31 ms 4568 KB Output is correct
7 Correct 29 ms 5596 KB Output is correct
8 Correct 25 ms 4436 KB Output is correct
9 Correct 25 ms 5204 KB Output is correct
10 Correct 25 ms 4432 KB Output is correct
11 Correct 26 ms 4436 KB Output is correct
12 Correct 26 ms 4432 KB Output is correct
13 Correct 24 ms 4444 KB Output is correct
14 Correct 26 ms 4436 KB Output is correct

Subtask #5
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 1612 KB Output is correct
2 Correct 33 ms 1624 KB Output is correct
3 Correct 40 ms 1628 KB Output is correct
4 Correct 37 ms 1616 KB Output is correct
5 Correct 38 ms 2148 KB Output is correct
6 Correct 37 ms 1624 KB Output is correct
7 Correct 27 ms 3800 KB Output is correct
8 Correct 28 ms 1404 KB Output is correct
9 Correct 31 ms 2268 KB Output is correct
10 Correct 37 ms 1544 KB Output is correct
11 Correct 37 ms 1628 KB Output is correct
12 Correct 30 ms 1476 KB Output is correct

Subtask #6
0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 856 KB Output is correct
2 Correct 0 ms 860 KB Output is correct
3 Correct 1 ms 860 KB Output is correct
4 Correct 1 ms 860 KB Output is correct
5 Correct 1 ms 860 KB Output is correct
6 Correct 1 ms 860 KB Output is correct
7 Correct 0 ms 860 KB Output is correct
8 Correct 0 ms 860 KB Output is correct
9 Correct 1 ms 860 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 0 ms 860 KB Output is correct
12 Correct 0 ms 860 KB Output is correct
13 Correct 0 ms 860 KB Output is correct
14 Correct 0 ms 860 KB Output is correct
15 Correct 1 ms 860 KB Output is correct
16 Correct 1 ms 860 KB Output is correct
17 Correct 1 ms 856 KB Output is correct
18 Correct 0 ms 860 KB Output is correct
19 Correct 1 ms 860 KB Output is correct
20 Correct 1 ms 860 KB Output is correct
21 Correct 1 ms 860 KB Output is correct
22 Correct 1 ms 860 KB Output is correct
23 Correct 0 ms 860 KB Output is correct
24 Correct 0 ms 860 KB Output is correct
25 Correct 1 ms 932 KB Output is correct
26 Correct 0 ms 860 KB Output is correct
27 Correct 1 ms 860 KB Output is correct
28 Correct 1 ms 860 KB Output is correct
29 Correct 1 ms 860 KB Output is correct
30 Correct 3 ms 856 KB Output is correct
31 Correct 1 ms 860 KB Output is correct
32 Correct 37 ms 1112 KB Output is correct
33 Correct 1 ms 856 KB Output is correct
34 Correct 2 ms 1112 KB Output is correct
35 Correct 2 ms 860 KB Output is correct
36 Correct 10 ms 1116 KB Output is correct
37 Correct 1 ms 860 KB Output is correct
38 Correct 2 ms 860 KB Output is correct
39 Correct 4 ms 1112 KB Output is correct
40 Correct 5 ms 860 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Incorrect 1 ms 476 KB Output isn't correct
43 Halted 0 ms 0 KB -