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답안 #144638

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
144638 2019-08-17T10:06:44 Z Abelyan Zagonetka (COI18_zagonetka) C++17
27 / 100
 101 ms 19320 KB 
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;

#define FOR(i,a) for (int i=0;i<(a);++i)
#define FORD(i,a) for (int i=(a)-1;i>=0;i--)
#define FORT(i,a,b) for (int i=(a);i<=(b);++i)
#define FORTD(i,b,a) for (int i=(b);i>=(a);--i)
#define trav(i,v) for (auto i : v)
#define all(v) v.begin(),v.end()
#define ad push_back
#define fr first
#define sc second
#define mpr(a,b) make_pair(a,b)
#define pir pair<int,int>
#define all(v) v.begin(),v.end()
#define make_unique(v) v.erase(unique(all(v)),v.end())
#define fastio ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
#define srng mt19937 rng(chrono::steady_clock::now().time_since_epoch().count())
#define y1 EsiHancagorcRepa

const int N=4e5+10;
const ll MOD2=998244353;
const ll MOD=1e9+7;

int n;
int col[N],ind[N],ans[N];
vector<int> g[N];

bool dfsc(int v,int par=-1){
    col[v]=1;
    trav(to,g[v]){
        if (col[to]==2)continue;
        if (to!=par && col[to]==1)return true;
        if (dfsc(to,v))return true;
    }
    col[v]=2;
    return false;
}

bool cikl(){
    FORT(i,0,n)col[i]=0;
    FORT(i,1,n){
        if (!col[i] && dfsc(i))return true;
    }
    return false;
}
vector<int> vc;

void dfs(int v){
    col[v]=1;
    trav(to,g[v]){
        if (!col[to])dfs(to);
    }
    vc.ad(v);
}

void topsort(int k){
    vc.clear();
    FORT(i,0,n){
        col[i]=0;
        ans[i]=0;
    }
    FORT(i,1,k){
        int v=ind[i];
        if (!col[v])dfs(v);
    }
    //int qdljbj;
    FOR(i,vc.size()){
        ans[vc[i]]=i+1;
    }
}

vector<int> hg[N];

void dfsh(int v){
    col[v]=1;
    trav(to,hg[v]){
        if (!col[to])dfsh(to);
    }
    vc.ad(v);
}

void vts(bool hak){
    vc.clear();
    FORT(i,0,n){
        col[i]=0;
        ans[i]=0;
    }
    if (!hak){
        FOR(i,n){
            if (!col[i])dfs(i);
        }
    }
    else{
        FOR(i,n){
            if (!col[i])dfsh(i);
        }
    }
    FOR(i,vc.size()){
        ans[vc[i]]=i+1;
    }
}

int tv[N];

int main(){
    fastio;
    cin>>n;
    //cout<<n<<endl;
    FOR(i,n){
        cin>>tv[i];
        ind[tv[i]]=i;
    }
    //assert(tv[0]==1 && tv[1]==2 && tv[2]==3);
    //cout<<i<<endl;
    //cout<<1<<endl;
    int qanq=0;
    FORT(i,2,n){
        FORTD(j,i-1,1){
            //cout<<1<<endl;
            int a=ind[i];
            int b=ind[j];
            g[b].ad(a);
            //cout<<1<<endl;
            if (cikl()){
                g[b].pop_back();
                continue;
            }
            //cout<<1<<endl;
            topsort(i);

            cout<<"query ";
            FOR(k,n){
                if (ans[k])cout<<ans[k]<<" ";
                else cout<<tv[k]<<" ";
            }
            cout<<endl;
            int pat;
            cin>>pat;
            //if (n==4 && qanq==5 && !pat)assert(0);
            //if (qanq==5)assert(0);
            qanq++;
            //3assert(!pat);
            g[b].pop_back();
            if (!pat){
                g[a].ad(b);
                hg[b].ad(a);
                //cout<<a<<" "<<b<<endl;
            }
            //else cout<<a<<" "<<b<<endl;
        }
    }
    assert(qanq<=5000);
    cout<<"end"<<endl;
    FORT(i,0,n){
        sort(all(g[i]));
        sort(all(hg[i]));
    }
    vts(false);
    bool bl=false;
    FOR(i,n){
        if (ans[i]<tv[i])bl=true;
        if (!bl && ans[i]>tv[i])assert(0);
        cout<<ans[i]<<" ";
    }
    cout<<endl;
    vts(true);
    bl=false;
    FOR(i,n){
        if (n-ans[i]+1>tv[i])bl=true;
        if (!bl && n-ans[i]+1<tv[i])assert(0);
        cout<<n-ans[i]+1<<" ";
    }
    cout<<endl;
    return 0;
}
/*
4
4 1 3 2
1
0
1
0
0
*/

Compilation message

zagonetka.cpp: In function 'void topsort(int)':
zagonetka.cpp:8:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define FOR(i,a) for (int i=0;i<(a);++i)
                                ^
zagonetka.cpp:72:5: note: in expansion of macro 'FOR'
     FOR(i,vc.size()){
     ^~~
zagonetka.cpp: In function 'void vts(bool)':
zagonetka.cpp:8:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define FOR(i,a) for (int i=0;i<(a);++i)
                                ^
zagonetka.cpp:103:5: note: in expansion of macro 'FOR'
     FOR(i,vc.size()){
     ^~~

Subtask #1
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 19 ms 19192 KB Output is correct
2 Correct 19 ms 19064 KB Output is correct
3 Correct 20 ms 19192 KB Output is correct
4 Correct 19 ms 19064 KB Output is correct
5 Correct 19 ms 19064 KB Output is correct
6 Correct 22 ms 19204 KB Output is correct
7 Correct 18 ms 19064 KB Output is correct

Subtask #2
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 32 ms 19064 KB Output is correct
2 Correct 51 ms 19064 KB Output is correct
3 Correct 53 ms 19068 KB Output is correct
4 Correct 49 ms 19144 KB Output is correct
5 Correct 27 ms 19064 KB Output is correct
6 Correct 58 ms 19192 KB Output is correct
7 Correct 25 ms 19192 KB Output is correct
8 Correct 25 ms 19064 KB Output is correct
9 Correct 40 ms 19152 KB Output is correct
10 Correct 37 ms 19064 KB Output is correct

Subtask #3
0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 19192 KB Output is correct
2 Incorrect 19 ms 19064 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4
0 / 51.0

# 결과 실행 시간 메모리 Grader output
1 Correct 101 ms 19148 KB Output is correct
2 Correct 95 ms 19188 KB Output is correct
3 Correct 88 ms 19272 KB Output is correct
4 Correct 24 ms 19064 KB Output is correct
5 Correct 25 ms 19320 KB Output is correct
6 Correct 24 ms 19156 KB Output is correct
7 Correct 33 ms 19232 KB Output is correct
8 Correct 53 ms 19192 KB Output is correct
9 Correct 38 ms 19152 KB Output is correct
10 Correct 86 ms 19144 KB Output is correct
11 Correct 95 ms 19192 KB Output is correct
12 Correct 98 ms 19192 KB Output is correct
13 Incorrect 95 ms 19144 KB Output isn't correct
14 Halted 0 ms 0 KB -