QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#488531 | #9156. 百万富翁 | JohnAlfnov# | 100 ✓ | 3053ms | 126528kb | C++14 | 1.8kb | 2024-07-24 10:07:42 | 2024-07-24 10:07:43 |
Judging History
answer
#include "richest.h"
#include<bits/stdc++.h>
using namespace std;
int cnt[1000005],tt;
int vist[1000005];
vector<int>query(vector<vector<int>>vv){
vector<int>a,b;
for(auto vc:vv){
int sz=vc.size();
for(int i=0;i<sz;++i)for(int j=i+1;j<sz;++j){
a.emplace_back(vc[i]);
b.emplace_back(vc[j]);
}
}
vector<int>c=ask(a,b);
int bb=0;
vector<int>ans;
for(auto vc:vv){
int sz=vc.size();
++tt;
for(int i=0;i<sz;++i)for(int j=i+1;j<sz;++j){
vist[vc[i]+vc[j]-c[bb++]]=tt;
}
for(int i=0;i<sz;++i)if(vist[vc[i]]!=tt)ans.emplace_back(vc[i]);
}
return ans;
}
vector<int>dd(vector<int>vc,int B){
vector<vector<int>>vv;
int n=vc.size();
if(B>0){
int kk=(n+B-1)/B,ls=n-(kk-1)*B;
int sl=B-ls,a=kk-sl,b=sl;
int zz=0;
while(a--){
vector<int>vb(B);
for(int i=0;i<B;++i)vb[i]=vc[zz++];
vv.emplace_back(vb);
}
while(b--){
vector<int>vb(B-1);
for(int i=0;i<B-1;++i)vb[i]=vc[zz++];
vv.emplace_back(vb);
}
}else{
B=-B;
int kk=n/B,ls=n%B;
int a=kk-ls,b=ls;
int zz=0;
while(a--){
vector<int>vb(B);
for(int i=0;i<B;++i)vb[i]=vc[zz++];
vv.emplace_back(vb);
}
while(b--){
vector<int>vb(B+1);
for(int i=0;i<B+1;++i)vb[i]=vc[zz++];
vv.emplace_back(vb);
}
}
return query(vv);
}
int richest(int N,int T,int S){
if(T==1){
vector<int>a,b;
for(int i=1;i<N;++i)for(int j=i+1;j<=N;++j){
a.emplace_back(i-1);b.emplace_back(j-1);
}
vector<int>c=ask(a,b);
for(int i=0;i<N;++i)cnt[i]=0;
for(auto z:c)++cnt[z];
for(int i=0;i<N;++i)if(cnt[i]==N-1)return i;
}
tt=0;
for(int i=0;i<N;++i)vist[i]=0;
vector<int>vc;
for(int i=0;i<N;++i)vc.emplace_back(i);
vc=dd(vc,2);
vc=dd(vc,2);
vc=dd(vc,2);
vc=dd(vc,2);
vc=dd(vc,-3);
vc=dd(vc,-6);
vc=dd(vc,19);
return query({vc})[0];
}
Details
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Pretests
Pretest #1:
score: 15
Accepted
time: 625ms
memory: 27284kb
input:
1000 1 499500 957319859
output:
Correct 7127326332295218295 1.000000 1331569654267968081
result:
points 1.0 Correct
Pretest #2:
score: 85
Accepted
time: 3053ms
memory: 125708kb
input:
1000000 20 2000000 29091473
output:
Correct Case 2, 85 / 85, maxt = 8, maxs = 1099944 7610580723948932399 1.000000 1331569654267968081
result:
points 1.0 Correct Case 2, 85 / 85, maxt = 8, maxs = 1099944
Final Tests
Test #1:
score: 15
Accepted
time: 601ms
memory: 27276kb
input:
1000 1 499500 957319857
output:
Correct 7127326332295218295 1.000000 1331569654267968081
result:
points 1.0 Correct
Test #2:
score: 85
Accepted
time: 3024ms
memory: 126528kb
input:
1000000 20 2000000 29091471
output:
Correct Case 2, 85 / 85, maxt = 8, maxs = 1099944 7610580723948932399 1.000000 1331569654267968081
result:
points 1.0 Correct Case 2, 85 / 85, maxt = 8, maxs = 1099944