# | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
884189 | 2023-12-06T17:10:06 Z | fanwen | Knapsack (NOI18_knapsack) | C++17 | 44 ms | 3084 KB |
#include <bits/stdc++.h> using namespace std; #define fi first #define se second #define ll long long #define file(name) \ if(fopen(name".inp", "r")) \ freopen(name".inp", "r", stdin), freopen(name".out", "w", stdout); const int MAX = 2e3 + 5; int n, S; vector <pair <int, int>> weights[MAX]; int dp[MAX]; void you_make_it(void) { cin >> S >> n; memset(dp, -0x3f, sizeof dp); dp[0] = 0; for (int i = 1; i <= n; ++i) { int v, w, k; cin >> v >> w >> k; weights[w].emplace_back(v, k); } for (int i = 1; i <= S; ++i) { if(weights[i].empty()) continue; sort(weights[i].begin(), weights[i].end(), greater <pair <int, int>>()); int ind = 0; for (int j = 0; j < S / i; ++j) { if(ind >= weights[i].size()) break; for (int s = S; s >= i; --s) { dp[s] = max(dp[s], dp[s - i] + weights[i][ind].fi); } weights[i][ind].se--; if(weights[i][ind].se == 0) ind++; } } cout << *max_element(dp, dp + S + 1); } signed main() { #ifdef LOCAL freopen("TASK.inp", "r", stdin); freopen("TASK.out", "w", stdout); #endif file("knapsack"); auto start_time = chrono::steady_clock::now(); cin.tie(0), cout.tie(0) -> sync_with_stdio(0); you_make_it(); auto end_time = chrono::steady_clock::now(); cerr << "\nExecution time : " << chrono::duration_cast <chrono::milliseconds> (end_time - start_time).count() << "[ms]" << endl; return (0 ^ 0); } // Dream it. Wish it. Do it.
Compilation message
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 348 KB | Output is correct |
2 | Correct | 0 ms | 348 KB | Output is correct |
3 | Correct | 1 ms | 348 KB | Output is correct |
4 | Correct | 1 ms | 344 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 348 KB | Output is correct |
2 | Correct | 1 ms | 508 KB | Output is correct |
3 | Correct | 1 ms | 348 KB | Output is correct |
4 | Correct | 0 ms | 348 KB | Output is correct |
5 | Correct | 0 ms | 344 KB | Output is correct |
6 | Correct | 0 ms | 348 KB | Output is correct |
7 | Correct | 1 ms | 348 KB | Output is correct |
8 | Correct | 0 ms | 348 KB | Output is correct |
9 | Correct | 1 ms | 348 KB | Output is correct |
10 | Correct | 0 ms | 348 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 348 KB | Output is correct |
2 | Correct | 1 ms | 508 KB | Output is correct |
3 | Correct | 1 ms | 348 KB | Output is correct |
4 | Correct | 0 ms | 348 KB | Output is correct |
5 | Correct | 0 ms | 344 KB | Output is correct |
6 | Correct | 0 ms | 348 KB | Output is correct |
7 | Correct | 1 ms | 348 KB | Output is correct |
8 | Correct | 0 ms | 348 KB | Output is correct |
9 | Correct | 1 ms | 348 KB | Output is correct |
10 | Correct | 0 ms | 348 KB | Output is correct |
11 | Correct | 0 ms | 344 KB | Output is correct |
12 | Correct | 2 ms | 348 KB | Output is correct |
13 | Correct | 1 ms | 348 KB | Output is correct |
14 | Correct | 1 ms | 344 KB | Output is correct |
15 | Correct | 0 ms | 348 KB | Output is correct |
16 | Correct | 1 ms | 348 KB | Output is correct |
17 | Correct | 0 ms | 348 KB | Output is correct |
18 | Correct | 0 ms | 348 KB | Output is correct |
19 | Correct | 1 ms | 344 KB | Output is correct |
20 | Correct | 1 ms | 344 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 348 KB | Output is correct |
2 | Correct | 0 ms | 348 KB | Output is correct |
3 | Correct | 1 ms | 348 KB | Output is correct |
4 | Correct | 1 ms | 344 KB | Output is correct |
5 | Correct | 0 ms | 348 KB | Output is correct |
6 | Correct | 1 ms | 508 KB | Output is correct |
7 | Correct | 1 ms | 348 KB | Output is correct |
8 | Correct | 0 ms | 348 KB | Output is correct |
9 | Correct | 0 ms | 344 KB | Output is correct |
10 | Correct | 0 ms | 348 KB | Output is correct |
11 | Correct | 1 ms | 348 KB | Output is correct |
12 | Correct | 0 ms | 348 KB | Output is correct |
13 | Correct | 1 ms | 348 KB | Output is correct |
14 | Correct | 0 ms | 348 KB | Output is correct |
15 | Correct | 0 ms | 344 KB | Output is correct |
16 | Correct | 2 ms | 348 KB | Output is correct |
17 | Correct | 1 ms | 348 KB | Output is correct |
18 | Correct | 1 ms | 344 KB | Output is correct |
19 | Correct | 0 ms | 348 KB | Output is correct |
20 | Correct | 1 ms | 348 KB | Output is correct |
21 | Correct | 0 ms | 348 KB | Output is correct |
22 | Correct | 0 ms | 348 KB | Output is correct |
23 | Correct | 1 ms | 344 KB | Output is correct |
24 | Correct | 1 ms | 344 KB | Output is correct |
25 | Correct | 0 ms | 348 KB | Output is correct |
26 | Correct | 3 ms | 348 KB | Output is correct |
27 | Correct | 0 ms | 348 KB | Output is correct |
28 | Correct | 1 ms | 348 KB | Output is correct |
29 | Correct | 0 ms | 348 KB | Output is correct |
30 | Correct | 1 ms | 348 KB | Output is correct |
31 | Correct | 1 ms | 348 KB | Output is correct |
32 | Correct | 1 ms | 348 KB | Output is correct |
33 | Correct | 1 ms | 348 KB | Output is correct |
34 | Correct | 1 ms | 348 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 0 ms | 348 KB | Output is correct |
2 | Correct | 0 ms | 348 KB | Output is correct |
3 | Correct | 1 ms | 348 KB | Output is correct |
4 | Correct | 1 ms | 344 KB | Output is correct |
5 | Correct | 0 ms | 348 KB | Output is correct |
6 | Correct | 1 ms | 508 KB | Output is correct |
7 | Correct | 1 ms | 348 KB | Output is correct |
8 | Correct | 0 ms | 348 KB | Output is correct |
9 | Correct | 0 ms | 344 KB | Output is correct |
10 | Correct | 0 ms | 348 KB | Output is correct |
11 | Correct | 1 ms | 348 KB | Output is correct |
12 | Correct | 0 ms | 348 KB | Output is correct |
13 | Correct | 1 ms | 348 KB | Output is correct |
14 | Correct | 0 ms | 348 KB | Output is correct |
15 | Correct | 0 ms | 344 KB | Output is correct |
16 | Correct | 2 ms | 348 KB | Output is correct |
17 | Correct | 1 ms | 348 KB | Output is correct |
18 | Correct | 1 ms | 344 KB | Output is correct |
19 | Correct | 0 ms | 348 KB | Output is correct |
20 | Correct | 1 ms | 348 KB | Output is correct |
21 | Correct | 0 ms | 348 KB | Output is correct |
22 | Correct | 0 ms | 348 KB | Output is correct |
23 | Correct | 1 ms | 344 KB | Output is correct |
24 | Correct | 1 ms | 344 KB | Output is correct |
25 | Correct | 0 ms | 348 KB | Output is correct |
26 | Correct | 3 ms | 348 KB | Output is correct |
27 | Correct | 0 ms | 348 KB | Output is correct |
28 | Correct | 1 ms | 348 KB | Output is correct |
29 | Correct | 0 ms | 348 KB | Output is correct |
30 | Correct | 1 ms | 348 KB | Output is correct |
31 | Correct | 1 ms | 348 KB | Output is correct |
32 | Correct | 1 ms | 348 KB | Output is correct |
33 | Correct | 1 ms | 348 KB | Output is correct |
34 | Correct | 1 ms | 348 KB | Output is correct |
35 | Correct | 21 ms | 2268 KB | Output is correct |
36 | Correct | 26 ms | 2524 KB | Output is correct |
37 | Correct | 24 ms | 2264 KB | Output is correct |
38 | Correct | 22 ms | 2520 KB | Output is correct |
39 | Correct | 27 ms | 2632 KB | Output is correct |
40 | Correct | 44 ms | 2908 KB | Output is correct |
41 | Correct | 31 ms | 2648 KB | Output is correct |
42 | Correct | 32 ms | 2688 KB | Output is correct |
43 | Correct | 40 ms | 2652 KB | Output is correct |
44 | Correct | 39 ms | 2560 KB | Output is correct |
45 | Correct | 26 ms | 2908 KB | Output is correct |
46 | Correct | 26 ms | 2780 KB | Output is correct |
47 | Correct | 28 ms | 3084 KB | Output is correct |
48 | Correct | 33 ms | 2904 KB | Output is correct |
49 | Correct | 24 ms | 2908 KB | Output is correct |
50 | Correct | 37 ms | 2652 KB | Output is correct |