oj.uz

Submission #1032747

# Submission time Handle Problem Language Result Execution time Memory
1032747 2024-07-24T07:53:56 Z boyliguanhan Amusement Park (JOI17_amusement_park) C++17
73 / 100
 27 ms 14456 KB 
#include "Joi.h"
#include<bits/stdc++.h>
using namespace std;
namespace joi{
    vector<int>adj[100100],adj2[100100];
    bitset<100100>vis,inthisblok,deepest_path;
    int col[100100],CCcol,depdep=0,depnod,par[100100];
    void dfstree(int n){
        vis[n]=1;
        for(auto i:adj[n]){
            if(!vis[i]) {
                dfstree(i);
                adj2[i].push_back(n);
                adj2[n].push_back(i);
            }
        }
    }
    void getdeepest(int n,int dep){
        if(dep>depdep)
        depdep=dep,depnod=n;
        for(auto i:adj2[n])
            if(!col[i]&&i-par[n])
                getdeepest(i,dep+1);
    }
    void gowild(int n,int&CC,int color){
        if(!CC)return;
        if(!col[n])CC--,col[n]=color;
        for(auto i:adj2[n])
            if(i-par[n]&&(!col[i]||col[i]==color))
                gowild(i,CC,color);
    }
    void assigncols(int rt,int thecol){
        depdep=0;
        int CC=60;
        getdeepest(rt,1);
        int C=depnod;
        while(C-rt) deepest_path[C]=1,
            CC--,col[C]=thecol,C=par[C];
        gowild(rt,CC,thecol);
    }
    void preproc(int n,int p){
        par[n]=p;
        for(auto i:adj2[n])
            if(i-p)preproc(i,n);
    }
    int dfscol(int n){
        int sz=1;
        for(auto i:adj2[n])
            if(i-par[n])
                sz+=dfscol(i);
        if(sz>=60)
            assigncols(n,++CCcol),sz=0;
        return sz;
    }
}
vector<int>positions[10100];
void Joi(int N, int M, int A[], int B[], long long X, int T) {
    for(int i=0;i<M;i++)
        joi::adj[A[i]+1].push_back(B[i]+1),
        joi::adj[B[i]+1].push_back(A[i]+1);
    joi::dfstree(1);
    joi::preproc(1,0);
    joi::dfscol(1);
    for(int i=1;i<=N;i++) if(joi::col[i])
        positions[joi::col[i]].push_back(i);
    for(int i=1;i<=joi::CCcol;i++){
        long long X2=X;
        for(auto j:positions[i])
            MessageBoard(j-1,X2&1),X2>>=1;
    }
    for(int i=1;i<=N;i++) if(!joi::col[i])
        MessageBoard(i-1,0);
}


#include "Ioi.h"
#include<bits/stdc++.h>
using namespace std;
bitset<100100>messg;
void gooo(int nod){
    messg[nod]=Move(nod-1);
}
vector<int>path;
namespace ioi{
    vector<int>adj[100100],adj2[100100];
    bitset<100100>vis;
    int col[100100],CCcol,depdep=0,depnod,par[100100],deepest_path[100100];
    void dfstree(int n){
        vis[n]=1;
        for(auto i:adj[n]){
            if(!vis[i]) {
                dfstree(i);
                adj2[i].push_back(n);
                adj2[n].push_back(i);
            }
        }
        adj[n].clear();
    }
    void getdeepest(int n,int dep){
        if(dep>depdep)
            depdep=dep,depnod=n;
        for(auto i:adj2[n])
            if(!col[i]&&i-par[n])
                getdeepest(i,dep+1);
    }
    void gowild(int n,int&CC,int color){
        if(!CC)return;
        if(!col[n])CC--,col[n]=color;
        for(auto i:adj2[n])
            if(i-par[n]&&(!col[i]||col[i]==color))
                gowild(i,CC,color);
    }
    void assigncols(int rt,int thecol){
        depdep=0;
        int CC=60;
        getdeepest(rt,1);
        deepest_path[rt]=1;
        int C=depnod;
        while(C-rt) deepest_path[C]=1,
            CC--,col[C]=thecol,C=par[C];
        gowild(rt,CC,thecol);
    }
    void preproc(int n,int p){
        par[n]=p;
        for(auto i:adj2[n])
            if(i-p)preproc(i,n);
    }
    void makenocol(int n){
        col[n]=-1;
        for(auto i:adj2[n])
            if(i-par[n]&&!col[i])
                makenocol(i);
    }
    int dfscol(int n){
        int sz=1;
        for(auto i:adj2[n])
            if(i-par[n])
                sz+=dfscol(i);
        if(sz>=60)
            assigncols(n,++CCcol),sz=0;
        if(n==1&&sz){
            makenocol(n);
        }
        return sz;
    }
    void tofindall(int n){
        for(auto i:adj2[n])
            if(col[i]==col[n]&&!deepest_path[i]&&i!=par[n])
                gooo(i),tofindall(i);
        if(!deepest_path[n])
            gooo(par[n]);
        else for(auto i:adj2[n])
            if(i-par[n]&&deepest_path[i]&&col[i]==col[n])
                gooo(i),tofindall(i);
    }
    pair<int,int>getclos(int n){
        if(col[n]>0)return{0,n};
        pair<int,int>ans={100100,0};
        for(auto i:adj2[n])
            if(i!=par[n])
                ans=min(ans,getclos(i));
        return {ans.first+1,ans.second};
    }
}
 
long long Ioi2(int P,int N){
    auto[x,y]=ioi::getclos(P);
    vector<int>path;
    if(y==0) return 6;
    do{
        path.push_back(y);
        y=ioi::par[y];
    }while(y-P);
    reverse(path.begin(),path.end());
    for(auto i:path)
        gooo(P=i);
    ioi::tofindall(P);
    vector<int>important;
    for(int i=1;i<=N;i++)
        if(ioi::col[i]==ioi::col[P])
            important.push_back(i);
    long long ans=0;
    reverse(important.begin(),important.end());
    for(auto i:important)
        ans=ans<<1|messg[i];
    return ans;
}
long long Ioi(int N, int M, int A[], int B[], int P, int V, int T) {
    for(int i=1;i<=N;i++)
        ioi::adj[i].clear(),ioi::adj2[i].clear();
    for(int i=0;i<M;i++)
        ioi::adj[A[i]+1].push_back(B[i]+1),
        ioi::adj[B[i]+1].push_back(A[i]+1);
    P++;
    messg[P]=V;
    ioi::dfstree(1);
    ioi::preproc(1,0);
    ioi::dfscol(1);
    if(ioi::col[P]==-1){
        return Ioi2(P,N);
    }
    while(!ioi::col[P])
        gooo(P=ioi::par[P]);
    while(ioi::col[ioi::par[P]]==ioi::col[P])
        gooo(P=ioi::par[P]);
    ioi::tofindall(P);
    vector<int>important;
    for(int i=1;i<=N;i++)
        if(ioi::col[i]==ioi::col[P])
            important.push_back(i);
    long long ans=0;
    reverse(important.begin(),important.end());
    for(auto i:important)
        ans=(ans<<1)|messg[i];
    return ans;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 10260 KB Output is correct
2 Correct 4 ms 10272 KB Output is correct
3 Correct 4 ms 10528 KB Output is correct
4 Correct 4 ms 10260 KB Output is correct
5 Correct 5 ms 10268 KB Output is correct
6 Correct 5 ms 10264 KB Output is correct
7 Correct 5 ms 10528 KB Output is correct
8 Correct 4 ms 10528 KB Output is correct
9 Correct 4 ms 10524 KB Output is correct
10 Correct 4 ms 10264 KB Output is correct
11 Correct 7 ms 10836 KB Output is correct
12 Correct 4 ms 10280 KB Output is correct
13 Correct 6 ms 10536 KB Output is correct
14 Correct 6 ms 10528 KB Output is correct
15 Correct 5 ms 10528 KB Output is correct
16 Correct 4 ms 10528 KB Output is correct
17 Correct 4 ms 10528 KB Output is correct
18 Correct 5 ms 10568 KB Output is correct

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 14424 KB Output is correct
2 Correct 25 ms 14432 KB Output is correct
3 Correct 22 ms 14432 KB Output is correct
4 Correct 15 ms 12776 KB Output is correct
5 Correct 15 ms 13280 KB Output is correct
6 Correct 15 ms 13280 KB Output is correct
7 Correct 15 ms 13280 KB Output is correct
8 Correct 15 ms 13280 KB Output is correct
9 Correct 15 ms 13288 KB Output is correct
10 Correct 12 ms 12772 KB Output is correct
11 Correct 12 ms 12764 KB Output is correct
12 Correct 17 ms 12492 KB Output is correct
13 Correct 14 ms 12500 KB Output is correct
14 Correct 13 ms 12536 KB Output is correct
15 Correct 16 ms 12764 KB Output is correct
16 Correct 13 ms 12768 KB Output is correct
17 Correct 15 ms 12768 KB Output is correct
18 Correct 15 ms 12768 KB Output is correct
19 Correct 15 ms 12760 KB Output is correct
20 Correct 13 ms 13544 KB Output is correct
21 Correct 11 ms 13284 KB Output is correct
22 Incorrect 15 ms 13292 KB Wrong Answer [7]
23 Halted 0 ms 0 KB -

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 10276 KB Output is correct
2 Correct 4 ms 10264 KB Output is correct
3 Correct 4 ms 10272 KB Output is correct
4 Correct 6 ms 10820 KB Output is correct
5 Correct 6 ms 11108 KB Output is correct
6 Correct 5 ms 10808 KB Output is correct
7 Correct 8 ms 10820 KB Output is correct
8 Correct 7 ms 10808 KB Output is correct
9 Correct 13 ms 14308 KB Output is correct
10 Correct 15 ms 14300 KB Output is correct
11 Correct 13 ms 14312 KB Output is correct
12 Correct 3 ms 10264 KB Output is correct
13 Correct 5 ms 10272 KB Output is correct
14 Correct 5 ms 10260 KB Output is correct
15 Correct 4 ms 10260 KB Output is correct

Subtask #4
55.0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 14440 KB Output is correct
2 Correct 22 ms 14456 KB Output is correct
3 Correct 25 ms 14432 KB Output is correct
4 Correct 15 ms 12756 KB Output is correct
5 Correct 18 ms 13868 KB Output is correct
6 Correct 15 ms 13280 KB Output is correct
7 Correct 20 ms 13272 KB Output is correct
8 Correct 15 ms 13036 KB Output is correct
9 Correct 15 ms 13168 KB Output is correct
10 Correct 13 ms 12772 KB Output is correct
11 Correct 15 ms 12960 KB Output is correct
12 Correct 14 ms 12500 KB Output is correct
13 Correct 13 ms 12496 KB Output is correct
14 Correct 17 ms 12760 KB Output is correct
15 Correct 15 ms 12772 KB Output is correct
16 Correct 20 ms 12908 KB Output is correct
17 Correct 15 ms 12764 KB Output is correct
18 Correct 15 ms 12768 KB Output is correct
19 Correct 17 ms 12800 KB Output is correct
20 Correct 13 ms 13536 KB Output is correct
21 Correct 12 ms 13280 KB Output is correct
22 Correct 16 ms 13424 KB Output is correct
23 Correct 15 ms 13272 KB Output is correct
24 Correct 15 ms 13420 KB Output is correct
25 Correct 16 ms 13276 KB Output is correct
26 Correct 15 ms 13280 KB Output is correct
27 Correct 15 ms 13284 KB Output is correct
28 Correct 17 ms 13528 KB Output is correct
29 Correct 15 ms 13008 KB Output is correct
30 Correct 14 ms 13264 KB Output is correct

Subtask #5
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 14440 KB Output is correct
2 Correct 25 ms 14436 KB Output is correct
3 Correct 25 ms 14432 KB Output is correct
4 Correct 15 ms 12772 KB Output is correct
5 Correct 18 ms 14048 KB Output is correct
6 Correct 15 ms 13280 KB Output is correct
7 Correct 19 ms 13256 KB Output is correct
8 Correct 18 ms 13292 KB Output is correct
9 Correct 15 ms 13284 KB Output is correct
10 Correct 13 ms 12780 KB Output is correct
11 Correct 15 ms 12844 KB Output is correct
12 Correct 13 ms 12504 KB Output is correct
13 Correct 13 ms 12508 KB Output is correct
14 Correct 13 ms 12764 KB Output is correct
15 Correct 14 ms 12880 KB Output is correct
16 Correct 17 ms 12776 KB Output is correct
17 Correct 15 ms 12776 KB Output is correct
18 Correct 15 ms 12768 KB Output is correct
19 Correct 15 ms 12776 KB Output is correct
20 Correct 11 ms 13528 KB Output is correct
21 Correct 12 ms 13476 KB Output is correct
22 Correct 16 ms 13284 KB Output is correct
23 Correct 19 ms 13276 KB Output is correct
24 Correct 15 ms 13284 KB Output is correct
25 Correct 17 ms 13268 KB Output is correct
26 Correct 15 ms 13276 KB Output is correct
27 Correct 15 ms 13284 KB Output is correct
28 Correct 14 ms 13540 KB Output is correct
29 Correct 14 ms 13272 KB Output is correct
30 Correct 15 ms 13276 KB Output is correct
31 Correct 6 ms 10276 KB Output is correct
32 Correct 4 ms 10264 KB Output is correct
33 Correct 4 ms 10528 KB Output is correct
34 Correct 5 ms 10276 KB Output is correct
35 Correct 4 ms 10264 KB Output is correct
36 Correct 6 ms 10276 KB Output is correct
37 Correct 4 ms 10276 KB Output is correct
38 Correct 4 ms 10264 KB Output is correct
39 Correct 4 ms 10264 KB Output is correct
40 Correct 6 ms 10264 KB Output is correct
41 Incorrect 4 ms 10276 KB Wrong Answer [7]
42 Halted 0 ms 0 KB -