QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#496869 | #9156. 百万富翁 | LiWenX# | 15 | 622ms | 89920kb | C++14 | 1.6kb | 2024-07-28 16:38:39 | 2024-07-28 16:38:39 |
Judging History
answer
#include"richest.h"
#include<bits/stdc++.h>
using namespace std;
int tii[1005][1005];
int tree[1000005<<2],dep[1000005<<2];
int a[1000005];
vector<int> vec;
bool del[1000005];
int richest(int n,int t,int s){
mt19937 rd(210);
if(n==1000){
vector<int> v1,v2;
for(int i=0;i<n;i++){
for(int j=0;j<i;j++){
v1.push_back(i);
v2.push_back(j);
}
}
vector<int> ret=ask(v1,v2);
for(int i=0;i<v1.size();i++){
tii[v1[i]][v2[i]]=tii[v2[i]][v1[i]]=ret[i];
}
for(int i=0;i<n;i++){
int num=0;
for(int j=0;j<n;j++){
num+=(tii[i][j]==i);
}
if(num==n-1) return i;
}
}
for(int i=0;i<n;i++) vec.push_back(i),del[i]=0;
vector<int> Lis={2,2,2,2,3,6,19,183};
for(int ti=0;ti<8;ti++){
shuffle(vec.begin(),vec.end(),rd);
// cerr<<ti<<" "<<vec.size()<<'\n';
vector<int> v1,v2;
for(int i=0;i<vec.size();i+=Lis[ti]){
vector<int> num;
for(int j=i;j<vec.size()&&j<i+Lis[ti];j++){
num.push_back(vec[j]);
}
if(vec.size()==183){
// cerr<<num.back()<<' ';
del[num.back()]=1;
num.pop_back();
// cerr<<num.size()<<' ';
}
for(int i=0;i<num.size();i++){
for(int j=0;j<i;j++){
v1.push_back(num[i]);
v2.push_back(num[j]);
}
}
}
vector<int> ret=ask(v1,v2);
for(int i=0;i<ret.size();i++){
if(v1[i]==ret[i]){
del[v2[i]]=1;
}
else del[v1[i]]=1;
}
vec.clear();
for(int i=0;i<n;i++){
if(!del[i]) vec.push_back(i);
}
}
return vec[0];
}
/*
g++ grader.cpp richest.cpp -o richest.exe -O2 -std=c++14 -static
richest.exe
*/
Details
Tip: Click on the bar to expand more detailed information
Pretests
Pretest #1:
score: 15
Accepted
time: 622ms
memory: 29516kb
input:
1000 1 499500 957319859
output:
Correct 7127326332295218295 1.000000 1331569654267968081
result:
points 1.0 Correct
Pretest #2:
score: 0
Wrong Answer
time: 343ms
memory: 88416kb
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: 620ms
memory: 30188kb
input:
1000 1 499500 957319857
output:
Correct 7127326332295218295 1.000000 1331569654267968081
result:
points 1.0 Correct
Test #2:
score: 0
Wrong Answer
time: 339ms
memory: 89920kb
input:
1000000 20 2000000 29091471
output:
Wrong answer 4459638610240858557 0.000000 6906350380861515327
result:
points 0.0 Wrong answer