답안 #870583

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
870583	2023-11-08T11:47:03 Z	mall0809	Knapsack (NOI18_knapsack)	C++17	100 / 100	94 ms	3864 KB

knapsack

#include <bits/stdc++.h>

#define C int(1e6+7)
#define M int(1e9+7)
#define el '\n'
#define all(a) a.begin(),a.end()
#define pb push_back
using namespace std;
typedef long long ll;

vector<array<int,2>> table[2002];
int dp[2002];
int main(){
    //ios_base::sync_with_stdio(false);
    //cin.tie(0);cout.tie(0);
    //freopen("","r",stdin);
    //freopen("","w",stdout);

    int s,n;cin>>s>>n;
    for(int i=1;i<=n;i++){
        int v,w,k;cin>>v>>w>>k;
        table[w].pb({v,k});
    }
    vector<int> val,w;
    for(int i=1;i<=2000;i++){
        sort(all(table[i]),greater<>());
        int lim = s/i;
        for(int j=0;j<table[i].size() && lim>0;j++){
            for(int jj=1;jj<=table[i][j][1] && lim>0;jj++,lim--){
                val.pb(table[i][j][0]);
                w.pb(i);
            }
        }
    }
    for(int i=0;i<val.size();i++){
        for(int j=s;j >= w[i];j--)dp[j] = max(dp[j],dp[j-w[i]] + val[i]);
    }
    cout<<dp[s];
}

Compilation message

knapsack.cpp: In function 'int main()':
knapsack.cpp:28:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::array<int, 2> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |         for(int j=0;j<table[i].size() && lim>0;j++){
      |                     ~^~~~~~~~~~~~~~~~
knapsack.cpp:35:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   35 |     for(int i=0;i<val.size();i++){
      |                 ~^~~~~~~~~~~

Subtask #1
12.0 / 12.0

#	결과	메모리	Grader output
1	Correct	344 KB	Output is correct
2	Correct	348 KB	Output is correct
3	Correct	348 KB	Output is correct
4	Correct	348 KB	Output is correct

Subtask #2
17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	604 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct

Subtask #3
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	604 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	2 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	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	1 ms	348 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

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	1 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	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	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	2 ms	348 KB	Output is correct
17	Correct	1 ms	348 KB	Output is correct
18	Correct	0 ms	348 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	1 ms	348 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	0 ms	344 KB	Output is correct
26	Correct	4 ms	348 KB	Output is correct
27	Correct	1 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	2 ms	492 KB	Output is correct
31	Correct	1 ms	348 KB	Output is correct
32	Correct	0 ms	488 KB	Output is correct
33	Correct	1 ms	344 KB	Output is correct
34	Correct	1 ms	348 KB	Output is correct

Subtask #5
27.0 / 27.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	348 KB	Output is correct
6	Correct	1 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	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	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	2 ms	348 KB	Output is correct
17	Correct	1 ms	348 KB	Output is correct
18	Correct	0 ms	348 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	1 ms	348 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	0 ms	344 KB	Output is correct
26	Correct	4 ms	348 KB	Output is correct
27	Correct	1 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	2 ms	492 KB	Output is correct
31	Correct	1 ms	348 KB	Output is correct
32	Correct	0 ms	488 KB	Output is correct
33	Correct	1 ms	344 KB	Output is correct
34	Correct	1 ms	348 KB	Output is correct
35	Correct	53 ms	2260 KB	Output is correct
36	Correct	61 ms	2504 KB	Output is correct
37	Correct	56 ms	2508 KB	Output is correct
38	Correct	58 ms	2888 KB	Output is correct
39	Correct	73 ms	3528 KB	Output is correct
40	Correct	94 ms	3860 KB	Output is correct
41	Correct	72 ms	3048 KB	Output is correct
42	Correct	67 ms	3056 KB	Output is correct
43	Correct	79 ms	3160 KB	Output is correct
44	Correct	78 ms	3160 KB	Output is correct
45	Correct	70 ms	3612 KB	Output is correct
46	Correct	71 ms	3192 KB	Output is correct
47	Correct	73 ms	3668 KB	Output is correct
48	Correct	87 ms	3864 KB	Output is correct
49	Correct	65 ms	3412 KB	Output is correct
50	Correct	86 ms	3576 KB	Output is correct

답안 #870583

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