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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#757551#8363. interactivewangqingxian0 1ms3936kbC++202.7kb2024-11-17 10:19:232024-11-17 10:19:24

Judging History

你现在查看的是最新测评结果

  • [2024-11-17 10:19:24]
  • 评测
  • 测评结果:0
  • 用时:1ms
  • 内存:3936kb
  • [2024-11-17 10:19:23]
  • 提交

answer

#include<bits/stdc++.h>
#include "interactive.h"
#define pii pair<int,int>
// #define int long long
using namespace std;
const int inf=0x7fffffff,mod=1e9+7,N=5e2+10;
int n;
int e[N][N];
int q3(int x,int y,int z){
    vector<int>vec;
    vec.clear();
    vec.push_back(x);vec.push_back(y);vec.push_back(z);
    for(int i=1;i<=n;++i)if(i!=x&&i!=y&&i!=z)vec.push_back(i);
    return query(vec);
}
void lk(int u,int v,int k){
    e[u][v]=e[v][u]=k;
}
void get_one(int x,int y,int z){
    //  f1=yz-xz               f2=yz-xy               f3=xy-xz
    int f1=q3(x,y,z)-q3(y,x,z),f2=q3(x,z,y)-q3(z,x,y),f3=f1-f2;
    if(f1==1)
        lk(y,z,1),lk(x,y,f2==0);
    else if(f1==-1)
        lk(x,z,1),lk(x,y,f3==0);
    if(f2==1)
        lk(y,z,1),lk(x,z,f1==0);
    else if(f2==-1)
        lk(x,y,1),lk(x,z,f3==0);
    if(f3==1)
        lk(x,y,1),lk(y,z,f2==0);
    else if(f3==-1)
        lk(x,z,1),lk(y,z,f1==0);
}
bool book[N];
int work(int l,int r,int d){
    // cerr<<l<<" "<<r<<" "<<d<<'\n';
    int res=0;
    vector<int>vec;
    vec.clear();
    for(int i=1;i<=n;++i)book[i]=0;
    for(int i=2;i<l;++i)vec.push_back(i);
    for(int i=l;i<=min(r+d,n);++i){
        if(book[i])continue;
        if(i&1){
            int tmp=i;
            while(tmp+d<=min(r+d,n))tmp+=d;
            while(tmp>=i){
                vec.push_back(tmp);
                book[tmp]=1;
                tmp-=d;
            }
        }else
            for(int tmp=i;tmp<=min(r+d,n);tmp+=d){
                vec.push_back(tmp);
                book[tmp]=1;
            }
    }
    for(int i=min(r+d,n);i>=r+1;--i)if(!book[i])vec.push_back(i);
    vec.push_back(1);
    for(int i=r+d+1;i<=n;++i)vec.push_back(i);
    // for(auto x:vec)cerr<<x<<" ";
    // cerr<<'\n';
    res=query(vec);
    for(int i=1;i<vec.size();++i)res-=e[vec[i]][vec[i-1]];
    // cerr<<res<<'\n';
    return res;
}
void calc(int l,int r,int d,int tmp){
    if(!tmp)return;
    if(l==r)return lk(l,l+d,1),void();
    int mid=(l+r)>>1,res=work(l,mid,d);
    calc(l,mid,d,res);
    calc(mid+1,r,d,tmp-res);
}
bool vis[N];
vector<int>solve(int m){
    vector<int>ans;
    n=m; 
    //cerr << "CHECKIN\n";
    for(int i=2;i<n;++i)get_one(1,i,i+1);
    // cerr << "CHECKIN\n";
    for(int i=2;i<=n;++i)calc(2,n,i,work(2,n,i));
    // cerr << "CHECKIN\n";
    int st=0;
    for(int i=1;i<=n;++i){
        int du=0;
        for(int j=1;j<=n;++j)du+=e[i][j];
        if(du==1)st=i;
    }
    while(st!=n+1){
        vis[st]=1;
        ans.push_back(st);
        int nxt=0;
        for(nxt=1;nxt<=n&&(vis[nxt]||!e[st][nxt]);++nxt);
        st=nxt;
    }
    // cerr << "ANS SIZE : " << ans.size() << "\n";
    return ans;
}

Details

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Subtask #1:

score: 0
Wrong Answer

Test #1:

score: 10
Accepted
time: 0ms
memory: 3764kb

input:

1 3
3 1 2

output:

6 759807717 7113

result:

points 1.0

Test #2:

score: 0
Wrong Answer
time: 1ms
memory: 3748kb

input:

1 30
6 28 10 9 13 4 7 1 21 15 20 27 19 5 17 2 22 12 29 23 14 30 18 3 11 24 26 16 8 25

output:

0 0 0

result:

FAIL WA

Subtask #2:

score: 0
Wrong Answer

Test #11:

score: 90
Accepted
time: 0ms
memory: 3864kb

input:

1 27
17 16 3 20 27 5 2 13 24 21 25 23 19 9 7 4 22 12 26 15 14 11 1 18 6 10 8

output:

209 553706006 558749364

result:

points 1.0

Test #12:

score: 90
Accepted
time: 0ms
memory: 3868kb

input:

1 29
19 13 20 22 26 1 23 24 3 14 8 25 29 17 10 9 15 11 18 4 2 28 21 7 6 12 16 27 5

output:

218 607359778 145445666

result:

points 1.0

Test #13:

score: 90
Accepted
time: 0ms
memory: 3936kb

input:

1 28
16 7 19 9 23 12 20 26 4 10 15 8 21 5 1 22 27 2 18 24 28 6 3 14 13 17 25 11

output:

229 329680392 877668399

result:

points 1.0

Test #14:

score: 0
Wrong Answer
time: 0ms
memory: 3744kb

input:

1 30
13 4 29 25 16 14 6 15 19 28 7 20 3 23 12 17 8 22 1 24 9 30 21 18 2 26 27 10 11 5

output:

0 0 0

result:

FAIL WA