답안 #650289

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
650289 2022-10-13T11:18:43 Z ono_de206 Knapsack (NOI18_knapsack) C++14
100 / 100
126 ms 4904 KB
#include<bits/stdc++.h>
using namespace std;

#define int long long

const int mxn=1e5+10;
const int mxm=2010;

vector<pair<int,int>> lol[mxm];

int dp[2][mxm];

signed main(){
//	freopen("feast.in","r",stdin);
//	freopen("feast.out","w",stdout);
	int s,n;
	cin>>s>>n;
	for(int i=0; i<n; i++){
		int v,w,k;
		cin>>v>>w>>k;
		lol[w].push_back({v,k});
	}
	int st=1;
	for(int i=1; i<=s; i++){
		if(lol[i].empty()) continue;
		st^=1;
		sort(lol[i].rbegin(),lol[i].rend());
		for(int j=1; j<=s; j++) dp[st][j]=dp[st^1][j];
		for(int j=1; j<=s; j++){
			int idx=0;
			int now=1;
			int hhe=0;
			int cur=0;
			while(now*i<=j && hhe<lol[i].size()){
				cur+=lol[i][hhe].first;
				if(dp[st^1][j-(now*i)]+cur>dp[st][j]){
					dp[st][j]=dp[st^1][j-(now*i)]+cur;
				}
				now++;
				idx++;
				if(idx==lol[i][hhe].second){
					hhe++;
					idx=0;
				}
			}
		}
	}
	int ans=0;
	for(int i=1; i<=s; i++) ans=max(ans,dp[st][i]);
	cout<<ans<<'\n';
	return 0;
}

Compilation message

knapsack.cpp: In function 'int main()':
knapsack.cpp:34:25: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   34 |    while(now*i<=j && hhe<lol[i].size()){
      |                      ~~~^~~~~~~~~~~~~~
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 3 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 380 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 3 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 380 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 4 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 2 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 2 ms 340 KB Output is correct
34 Correct 2 ms 340 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 3 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 380 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 4 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 2 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 2 ms 340 KB Output is correct
34 Correct 2 ms 340 KB Output is correct
35 Correct 63 ms 2416 KB Output is correct
36 Correct 77 ms 2756 KB Output is correct
37 Correct 68 ms 3392 KB Output is correct
38 Correct 71 ms 3744 KB Output is correct
39 Correct 96 ms 4300 KB Output is correct
40 Correct 126 ms 4700 KB Output is correct
41 Correct 96 ms 3932 KB Output is correct
42 Correct 95 ms 3940 KB Output is correct
43 Correct 101 ms 3992 KB Output is correct
44 Correct 102 ms 3868 KB Output is correct
45 Correct 93 ms 4592 KB Output is correct
46 Correct 92 ms 3928 KB Output is correct
47 Correct 97 ms 4904 KB Output is correct
48 Correct 113 ms 4720 KB Output is correct
49 Correct 84 ms 4436 KB Output is correct
50 Correct 103 ms 4160 KB Output is correct