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QOJ
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 |
---|---|---|---|---|---|---|---|---|---|
#496646 | #9156. 百万富翁 | LiWenX# | 51.99999 | 2217ms | 115104kb | C++20 | 1.7kb | 2024-07-28 14:15:11 | 2024-07-28 14:15:12 |
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[100];
#define ls (now<<1)
#define rs (now<<1|1)
#define mid ((l+r)>>1)
void build(int now,int l,int r){
vec[dep[now]].push_back(now);
tree[now]=-1;
if(l==r){
tree[now]=l;
return ;
}
dep[ls]=dep[now]+1;
dep[rs]=dep[now]+1;
build(ls,l,mid);
build(rs,mid+1,r);
}
#undef ls
#undef rs
#undef mid
int richest(int n,int t,int s){
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;
}
}
build(1,0,n-1);
for(int i=20;i>=8;i--){
vector<int> v1,v2,id;
for(int u:vec[i]){
if(tree[u]==-1){
v1.push_back(tree[u<<1]);
v2.push_back(tree[u<<1|1]);
id.push_back(u);
}
}
if(v1.size()==0) continue;
vector<int> ret=ask(v1,v2);
for(int j=0;j<id.size();j++){
tree[id[j]]=ret[j];
}
}
vector<int> v1,v2;
for(int i=0;i<vec[8].size();i++){
for(int j=0;j<i;j++){
v1.push_back(tree[vec[8][i]]);
v2.push_back(tree[vec[8][j]]);
}
}
vector<int> ret=ask(v1,v2);
for(int u:ret) a[u]++;
int pos=0;
for(int i=1;i<n;i++){
if(a[i]>=a[pos]) pos=i;
}
for(int i=0;i<n;i++) a[i]=0;
for(int i=0;i<=20;i++) vec[i].clear();
return pos;
}
/*
g++ grader.cpp richest.cpp -o richest.exe -O2 -std=c++14 -static
*/
详细
Pretests
Pretest #1:
score: 15
Accepted
time: 596ms
memory: 27100kb
input:
1000 1 499500 957319859
output:
Correct 7127326332295218295 1.000000 1331569654267968081
result:
points 1.0 Correct
Pretest #2:
score: 37
Acceptable Answer
time: 2217ms
memory: 107948kb
input:
1000000 20 2000000 29091473
output:
Partially correct Case 2, 37 / 85, maxt = 13, maxs = 1032384 376436580762863847 0.435294 13281437197936769557
result:
points 0.435294 Partially correct Case 2, 37 / 85, maxt = 13, maxs = 1032384
Final Tests
Test #1:
score: 15
Accepted
time: 611ms
memory: 27568kb
input:
1000 1 499500 957319857
output:
Correct 7127326332295218295 1.000000 1331569654267968081
result:
points 1.0 Correct
Test #2:
score: 37
Acceptable Answer
time: 2149ms
memory: 115104kb
input:
1000000 20 2000000 29091471
output:
Partially correct Case 2, 37 / 85, maxt = 13, maxs = 1032384 376436580762863847 0.435294 13281437197936769557
result:
points 0.435294 Partially correct Case 2, 37 / 85, maxt = 13, maxs = 1032384