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Submission #879821

# Submission time Handle Problem Language Result Execution time Memory
879821 2023-11-28T07:29:00 Z TAhmed33 Akcija (COCI21_akcija) C++
90 / 110
 5000 ms 122960 KB 
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 2e3 + 25;
typedef long long ll;
int n; pair <ll, ll> a[MAXN];
vector <pair <ll, ll>> dp[2][MAXN];
bool comb (pair <ll, ll> &a, pair <ll, ll> &b) {
    return a.first == b.first ? a.second < b.second : a.first > b.first;
}
int main () {
    cin >> n; int k; cin >> k;
    for (int i = 1; i <= n; i++) cin >> a[i].first >> a[i].second;
    sort(a + 1, a + n + 1, [] (pair <ll, ll> &x, pair <ll, ll> &y) { return x.second < y.second; });
    for (int j = 0; j <= n + 1; j++) dp[(n + 1) & 1][j].push_back({0, 0});
    for (int i = n; i >= 1; i--) {
        for (int j = 0; j <= n; j++) {
            dp[i & 1][j].clear();
            if (j + 1 > a[i].second) {
                dp[i & 1][j] = dp[(i + 1) & 1][j];
                continue;
            }
            int p1 = 0, p2 = 0;
            vector <pair <ll, ll>> &ret = dp[i & 1][j]; vector <pair <ll, ll>> &c1 = dp[(i + 1) & 1][j];
            vector <pair <ll, ll>> &c2 = dp[(i + 1) & 1][j + 1];
            while ((int)ret.size() < k && p1 < (int)c1.size() && p2 < (int)c2.size()) {
                pair <ll, ll> x = c1[p1], y = {c2[p2].first + 1, c2[p2].second + a[i].first};
                if (comb(x, y)) {
                    ret.push_back(x); p1++;
                } else {
                    ret.push_back(y); p2++;
                }
            }
            while ((int)ret.size() < k && p1 < (int)c1.size()) ret.push_back(c1[p1++]);
            while ((int)ret.size() < k && p2 < (int)c2.size()) {
                ret.push_back({c2[p2].first + 1, c2[p2].second + a[i].first}); p2++;
            }
        }
    }
    for (auto [x, y] : dp[1][0]) cout << x << " " << y << '\n';
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:39:15: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   39 |     for (auto [x, y] : dp[1][0]) cout << x << " " << y << '\n';
      |               ^

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 600 KB Output is correct
2 Correct 26 ms 604 KB Output is correct
3 Correct 22 ms 600 KB Output is correct
4 Correct 21 ms 604 KB Output is correct
5 Correct 26 ms 604 KB Output is correct
6 Correct 11 ms 696 KB Output is correct
7 Correct 13 ms 604 KB Output is correct
8 Correct 12 ms 604 KB Output is correct
9 Correct 11 ms 604 KB Output is correct
10 Correct 17 ms 604 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 600 KB Output is correct
2 Correct 26 ms 604 KB Output is correct
3 Correct 22 ms 600 KB Output is correct
4 Correct 21 ms 604 KB Output is correct
5 Correct 26 ms 604 KB Output is correct
6 Correct 11 ms 696 KB Output is correct
7 Correct 13 ms 604 KB Output is correct
8 Correct 12 ms 604 KB Output is correct
9 Correct 11 ms 604 KB Output is correct
10 Correct 17 ms 604 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 23 ms 604 KB Output is correct
15 Correct 25 ms 708 KB Output is correct
16 Correct 21 ms 704 KB Output is correct
17 Correct 22 ms 600 KB Output is correct
18 Correct 26 ms 604 KB Output is correct
19 Correct 11 ms 604 KB Output is correct
20 Correct 13 ms 704 KB Output is correct
21 Correct 12 ms 604 KB Output is correct
22 Correct 11 ms 604 KB Output is correct
23 Correct 16 ms 604 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 42 ms 752 KB Output is correct
2 Correct 43 ms 604 KB Output is correct
3 Correct 36 ms 780 KB Output is correct
4 Correct 36 ms 600 KB Output is correct
5 Correct 43 ms 604 KB Output is correct
6 Correct 11 ms 604 KB Output is correct
7 Correct 17 ms 708 KB Output is correct
8 Correct 11 ms 700 KB Output is correct
9 Correct 13 ms 604 KB Output is correct
10 Correct 23 ms 600 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1368 KB Output is correct
2 Correct 2 ms 1116 KB Output is correct
3 Correct 1 ms 1060 KB Output is correct
4 Correct 1 ms 1044 KB Output is correct
5 Correct 3 ms 1372 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 788 KB Output is correct
8 Correct 1 ms 604 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 1112 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 860 KB Output is correct
2 Correct 4 ms 860 KB Output is correct
3 Correct 4 ms 860 KB Output is correct
4 Correct 3 ms 860 KB Output is correct
5 Correct 4 ms 856 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 1 ms 604 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 540 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 604 KB Output is correct

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 600 KB Output is correct
2 Correct 26 ms 604 KB Output is correct
3 Correct 22 ms 600 KB Output is correct
4 Correct 21 ms 604 KB Output is correct
5 Correct 26 ms 604 KB Output is correct
6 Correct 11 ms 696 KB Output is correct
7 Correct 13 ms 604 KB Output is correct
8 Correct 12 ms 604 KB Output is correct
9 Correct 11 ms 604 KB Output is correct
10 Correct 17 ms 604 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 23 ms 604 KB Output is correct
15 Correct 25 ms 708 KB Output is correct
16 Correct 21 ms 704 KB Output is correct
17 Correct 22 ms 600 KB Output is correct
18 Correct 26 ms 604 KB Output is correct
19 Correct 11 ms 604 KB Output is correct
20 Correct 13 ms 704 KB Output is correct
21 Correct 12 ms 604 KB Output is correct
22 Correct 11 ms 604 KB Output is correct
23 Correct 16 ms 604 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 42 ms 752 KB Output is correct
28 Correct 43 ms 604 KB Output is correct
29 Correct 36 ms 780 KB Output is correct
30 Correct 36 ms 600 KB Output is correct
31 Correct 43 ms 604 KB Output is correct
32 Correct 11 ms 604 KB Output is correct
33 Correct 17 ms 708 KB Output is correct
34 Correct 11 ms 700 KB Output is correct
35 Correct 13 ms 604 KB Output is correct
36 Correct 23 ms 600 KB Output is correct
37 Correct 0 ms 344 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 2 ms 1368 KB Output is correct
41 Correct 2 ms 1116 KB Output is correct
42 Correct 1 ms 1060 KB Output is correct
43 Correct 1 ms 1044 KB Output is correct
44 Correct 3 ms 1372 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 1 ms 788 KB Output is correct
47 Correct 1 ms 604 KB Output is correct
48 Correct 1 ms 604 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 1 ms 1112 KB Output is correct
53 Correct 4 ms 860 KB Output is correct
54 Correct 4 ms 860 KB Output is correct
55 Correct 4 ms 860 KB Output is correct
56 Correct 3 ms 860 KB Output is correct
57 Correct 4 ms 856 KB Output is correct
58 Correct 0 ms 344 KB Output is correct
59 Correct 1 ms 604 KB Output is correct
60 Correct 1 ms 348 KB Output is correct
61 Correct 1 ms 348 KB Output is correct
62 Correct 2 ms 540 KB Output is correct
63 Correct 0 ms 348 KB Output is correct
64 Correct 0 ms 348 KB Output is correct
65 Correct 1 ms 604 KB Output is correct
66 Execution timed out 5025 ms 122960 KB Time limit exceeded
67 Halted 0 ms 0 KB -