Submission #894665

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
894665	2023-12-28T15:53:07 Z	LinhLewLew	Knapsack (NOI18_knapsack)	C++17	100 / 100	50 ms	3784 KB

knapsack

// PhuThuyRuntime <3
// A secret makes a woman woman

#include <bits/stdc++.h>

using namespace std;

#define pb push_back
#define fo(i, l, r) for(int i = l; i <= r; i++)
#define foi(i, l, r) for(int i = l; i >= r; i--)
#define elif else if
#define el cout << "\n";
#define pii pair<int, int>
#define pli pair<ll, int>
#define pll pair<ll, ll>
#define pil pair<int, ll>
#define fi first
#define se second
#define in(x) freopen(x, "r", stdin)
#define out(x) freopen(x, "w", stdout)
#define ll long long
#define ull unsigned long long
#define pob pop_back
#define bs binary_search
#define vi vector<int>
#define vii vector<pair<int, int>>
#define getbit(i, j) (i >> j) & 1
#define offbit(i, j) (1 << j) ^ i
#define onbit(i, j) (1 << j) | i
const int N = 1e5 + 2;
const ll mod = 1e9 + 7;
const int inf = INT_MAX;
const int base = 31;
const long double EPS = 1e-9;
const long double pi = acos(-1.0);
int s, n;
struct zata{
     int v, w, sl;
};
zata a[N];
void inp(){
     cin >> s >> n;
     fo(i, 1, n) cin >> a[i].v >> a[i].w >> a[i].sl;
}
vi g[2002];
bool cmp(zata a, zata b){
     return a.v > b.v;
}
ll dp[2002];
void sol(){
     sort(a + 1, a + n + 1, cmp);
     fo(i, 1, n){
          int v = a[i].v, w = a[i].w, cnt = a[i].sl;
          while((int)g[w].size() + 1 <= s / w && cnt){
               g[w].emplace_back(v);
               cnt--;
          }
     }
     fo(j, 1, s){
          for(auto v : g[j]){
               foi(i, s, j){
                    dp[i] = max(dp[i], dp[i - j] + v);
               }
          }
     }
     cout << (*max_element(dp, dp + s + 1));
}
int main(){
     ios_base::sync_with_stdio(false);
     cin.tie(NULL);
     inp();
     sol();
     return 0;
}

Subtask #1
12.0 / 12.0

#	Verdict	Memory	Grader output
1	Correct	348 KB	Output is correct
2	Correct	520 KB	Output is correct
3	Correct	348 KB	Output is correct
4	Correct	348 KB	Output is correct

Subtask #2
17.0 / 17.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 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	0 ms	520 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	1 ms	600 KB	Output is correct
7	Correct	0 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

Subtask #3
20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 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	0 ms	520 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	1 ms	600 KB	Output is correct
7	Correct	0 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	348 KB	Output is correct
15	Correct	0 ms	520 KB	Output is correct
16	Correct	1 ms	344 KB	Output is correct
17	Correct	1 ms	348 KB	Output is correct
18	Correct	1 ms	344 KB	Output is correct
19	Correct	1 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct

Subtask #4
24.0 / 24.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	520 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	348 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	520 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	1 ms	600 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	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	348 KB	Output is correct
19	Correct	0 ms	520 KB	Output is correct
20	Correct	1 ms	344 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct
22	Correct	1 ms	344 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	1 ms	348 KB	Output is correct
26	Correct	3 ms	344 KB	Output is correct
27	Correct	1 ms	344 KB	Output is correct
28	Correct	1 ms	344 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	0 ms	348 KB	Output is correct
33	Correct	1 ms	348 KB	Output is correct
34	Correct	1 ms	348 KB	Output is correct

Subtask #5
27.0 / 27.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	520 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	348 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	520 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	1 ms	600 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	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	348 KB	Output is correct
19	Correct	0 ms	520 KB	Output is correct
20	Correct	1 ms	344 KB	Output is correct
21	Correct	1 ms	348 KB	Output is correct
22	Correct	1 ms	344 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	1 ms	348 KB	Output is correct
26	Correct	3 ms	344 KB	Output is correct
27	Correct	1 ms	344 KB	Output is correct
28	Correct	1 ms	344 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	0 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	27 ms	2648 KB	Output is correct
36	Correct	28 ms	2964 KB	Output is correct
37	Correct	26 ms	2648 KB	Output is correct
38	Correct	25 ms	2904 KB	Output is correct
39	Correct	28 ms	3784 KB	Output is correct
40	Correct	50 ms	3664 KB	Output is correct
41	Correct	36 ms	2904 KB	Output is correct
42	Correct	37 ms	2992 KB	Output is correct
43	Correct	46 ms	2908 KB	Output is correct
44	Correct	45 ms	3100 KB	Output is correct
45	Correct	30 ms	3676 KB	Output is correct
46	Correct	22 ms	3460 KB	Output is correct
47	Correct	32 ms	3552 KB	Output is correct
48	Correct	49 ms	3732 KB	Output is correct
49	Correct	27 ms	3412 KB	Output is correct
50	Correct	43 ms	3420 KB	Output is correct

Submission #894665

Compilation message

Subtask #1 12.0 / 12.0

Subtask #2 17.0 / 17.0

Subtask #3 20.0 / 20.0

Subtask #4 24.0 / 24.0

Subtask #5 27.0 / 27.0

Subtask #1
12.0 / 12.0

Subtask #2
17.0 / 17.0

Subtask #3
20.0 / 20.0

Subtask #4
24.0 / 24.0

Subtask #5
27.0 / 27.0