답안 #594646

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
594646	2022-07-12T19:02:33 Z	1ne	Let's Win the Election (JOI22_ho_t3)	C++14	5 / 100	2500 ms	216452 KB

Main

#include<bits/stdc++.h>
using namespace std;

int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	int n,k;cin>>n>>k;
	vector<pair<double long,double long>>arr,temp;
	for (int i = 0;i<n;++i){
		double long x,y;cin>>x>>y;
		if (y == -1){
			temp.push_back({x,y});
		}
		else{
			arr.push_back({x,y});
		}
	}
	sort(arr.begin(),arr.end(),[&](auto x,auto y){
		if (x.second == y.second)return x.first < y.first;
		return x.second < y.second;
	});
	sort(temp.begin(),temp.end(),[&](auto x,auto y){
		return x.first < y.first;
	});
	for (auto x:temp)arr.push_back(x);
	double long mxn = 1e8;
		map<int,map<int,map<int,double long>>>dp;
		function<double long(int,int,double long)>solve = [&](int i,int j,double long p){
			if (i == n){
				if (j == k)return (double long)0.0;
				return mxn;
			}
			if (j == k){
				return (double long)0.0;
			}
			if (dp[i][j][p])return dp[i][j][p];
			double long ans = solve(i + 1,j,p);
			ans = min(ans,solve(i + 1,j + 1,p) + (double long)(arr[i].first / p));
			if (arr[i].second!=-1){
				ans = min(ans,solve(i + 1,j + 1,p + 1) + (double long)(arr[i].second / p));
			}
			return dp[i][j][p] = ans;
		};
	cout<<fixed<<setprecision(15)<<solve(0,0,1)<<'\n';
	return 0;
}

Subtask #1

5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	13 ms	4476 KB	Output is correct
6	Correct	36 ms	9808 KB	Output is correct
7	Correct	79 ms	16620 KB	Output is correct
8	Correct	105 ms	20684 KB	Output is correct
9	Correct	107 ms	21940 KB	Output is correct
10	Correct	89 ms	20040 KB	Output is correct

Subtask #2

0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	13 ms	4476 KB	Output is correct
6	Correct	36 ms	9808 KB	Output is correct
7	Correct	79 ms	16620 KB	Output is correct
8	Correct	105 ms	20684 KB	Output is correct
9	Correct	107 ms	21940 KB	Output is correct
10	Correct	89 ms	20040 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Execution timed out	2578 ms	216452 KB	Time limit exceeded
13	Halted	0 ms	0 KB	-

Subtask #3

0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Incorrect	1 ms	340 KB	Output isn't correct
10	Halted	0 ms	0 KB	-

Subtask #4

0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Incorrect	1 ms	340 KB	Output isn't correct
10	Halted	0 ms	0 KB	-

Subtask #5

0 / 33.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Incorrect	1 ms	340 KB	Output isn't correct
10	Halted	0 ms	0 KB	-

Subtask #6

0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Execution timed out	2577 ms	196248 KB	Time limit exceeded
2	Halted	0 ms	0 KB	-

Subtask #7

0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	13 ms	4476 KB	Output is correct
6	Correct	36 ms	9808 KB	Output is correct
7	Correct	79 ms	16620 KB	Output is correct
8	Correct	105 ms	20684 KB	Output is correct
9	Correct	107 ms	21940 KB	Output is correct
10	Correct	89 ms	20040 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Execution timed out	2578 ms	216452 KB	Time limit exceeded
13	Halted	0 ms	0 KB	-