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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#493004#9156. 百万富翁tuxuanming202415 630ms79892kbC++141.5kb2024-07-26 18:25:582024-07-26 18:25:58

Judging History

你现在查看的是最新测评结果

  • [2024-07-26 18:25:58]
  • 评测
  • 测评结果:15
  • 用时:630ms
  • 内存:79892kb
  • [2024-07-26 18:25:58]
  • 提交

answer

#include "richest.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int mx[1005][1005];
ll get(int x,int y) {return x*1000001ll+y;}
void work(vector<int>&p,int m)
{
	int sz=p.size(),t=sz/m,r=sz%m;
	vector<int>a,b;
	unordered_map<ll,int>mx;
	int B=t+1;
	for(int i=0;i<B*r;i+=B)
		for(int j=i;j<i+B;j++)
			for(int k=j+1;k<i+B;k++) a.push_back(p[j]),b.push_back(p[k]);
	B=t;
	for(int i=(B+1)*r;i<sz;i+=B)
		for(int j=i;j<i+B;j++)
			for(int k=j+1;k<i+B;k++) a.push_back(p[j]),b.push_back(p[k]);
	vector<int>c=ask(a,b),q;
	for(int i=0;i<(int)a.size();i++) mx[get(a[i],b[i])]=c[i];
	B=t+1;
	for(int i=0;i<B*r;i+=B)
	{
		int res=p[i];
		for(int j=i+1;j<i+B;j++)
			if(mx[get(res,p[j])]==p[j]) res=p[j];
		q.push_back(res);
	}
	B=t;
	for(int i=(B+1)*r;i<sz;i+=B)
	{
		int res=p[i];
		for(int j=i+1;j<i+B;j++)
			if(mx[get(res,p[j])]==p[j]) res=p[j];
		q.push_back(res);
	}
	p=q;
}
int richest(int n, int T, int S)
{
	if(T==1)
	{
		vector<int>a,b;
		for(int i=0;i<n;i++)
			for(int j=i+1;j<n;j++) a.push_back(i),b.push_back(j);
		vector<int>c=ask(a,b);
		for(int i=0,k=0;i<n;i++)
			for(int j=i+1;j<n;j++) mx[i][j]=c[k++];
		int ans=0;
		for(int i=1;i<n;i++) if(mx[ans][i]==i) ans=i;
		return ans;
	}
	vector<int>p;
	for(int i=0;i<n;i++) p.push_back(i);
	vector<int>t={500000,250000,125000,62500,20832,3472,183};
	for(auto x:t) work(p,x);
	return p[0];
}
/*
g++ grader.cpp richest.cpp -o richest -O2 -std=c++14 -static && ./richest
*/

详细


Pretests

Pretest #1:

score: 15
Accepted
time: 607ms
memory: 30668kb

input:

1000 1 499500 957319859

output:

Correct
7127326332295218295
1.000000
1331569654267968081

result:

points 1.0 Correct

Pretest #2:

score: 0
Wrong Answer
time: 270ms
memory: 79328kb

input:

1000000 20 2000000 29091473

output:

Wrong answer
4459638610240858557
0.000000
6906350380861515327

result:

points 0.0 Wrong answer


Final Tests

Test #1:

score: 15
Accepted
time: 630ms
memory: 29832kb

input:

1000 1 499500 957319857

output:

Correct
7127326332295218295
1.000000
1331569654267968081

result:

points 1.0 Correct

Test #2:

score: 0
Wrong Answer
time: 270ms
memory: 79892kb

input:

1000000 20 2000000 29091471

output:

Wrong answer
4459638610240858557
0.000000
6906350380861515327

result:

points 0.0 Wrong answer