제출 #878631

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
878631		Faisal_Saqib	Sure Bet (CEOI17_sure)	C++17	0 / 100	0 ms	348 KiB

sure

#include <iostream>
#include <vector>
#include <cmath>
#include <iomanip>
using namespace std;
#define int long long
const int N=1001;
long long p4[N];
signed main()
{
    cout<<fixed<<setprecision(4);
	int n;
	cin>>n;
	p4[0]=1;
	for(int i=1;i<=n;i++)
		p4[i]=(p4[i-1]*4ll);
	vector<int> a,b;
	for(int i=0;i<n;i++)
	{
		double x,y;
		cin>>x>>y;
      x*=1e4;
      y*=1e4;
		a.push_back(x);
		b.push_back(y);
	}
	int ans=0;
	for(long long mask=0;mask<p4[n];mask++)
	{
		int s1=0,s2=0;
		int p=0;
		long long cur=mask;
		for(int j=0;j<n;j++)
		{
			if(cur%4==3)
			{
				s1+=a[j];
				s2+=b[j];
				p+=2;
			}
			else if(cur%4==2)
			{
				p++;
				s1+=a[j];
			}
			else if(cur%4==1)
			{
				p++;
				s2+=b[j];
			}
			cur/=4;
		}
		ans=max(ans,min(s1,s2)-p);
	}
  double x=(double)ans/(double)(1e4);
	cout<<x<<endl;
	return 0;
}

• Subtask 1: 0 / 20
• Subtask 2: 0 / 40
• Subtask 3: 0 / 40