oj.uz

Submission #766976

# Submission time Handle Problem Language Result Execution time Memory
766976 2023-06-26T09:47:33 Z DJeniUp Mechanical Doll (IOI18_doll) C++17
16 / 100
 1000 ms 53960 KB 
#include "doll.h"
#include <bits/stdc++.h>
using namespace std;

typedef int ll;

#define pb push_back
#define fr first
#define sc second

ll h,a[400007],b[400007],f[400007];

vector<ll>v[200007];

vector<ll>p;

vector<ll>c,x,y;

void create_circuit(int M, std::vector<int> A) {
    A.pb(0);
    for(int i=0;i<A.size()-1;i++){
        v[A[i]].pb(A[i+1]);
    }
    c.pb(A[0]);
    for(int i=1;i<=M;i++){
        if(v[i].size()==0)c.pb(0);
        else if(v[i].size()==1)c.pb(v[i][0]);
        else{
            h++;
            x.pb(-h);
            y.pb(-h);
            c.pb(-h);
            for(int j=0;j<v[i].size();j++){
                ll k=-c[i]-1;
                while(1){
                    if(f[k]%2==0){
                        f[k]++;
                        if(x[k]==-k-1){
                            x[k]=v[i][j];
                            break;
                        }else if(x[k]<0){
                            k=-x[k]-1;
                        }else{
                            h++;
                            f[h-1]=1;
                            x.pb(-h);
                            y.pb(-h);
                            x[h-1]=x[k];
                            x[k]=-h;
                            k=h-1;
                        }
                    }else{
                        f[k]++;
                        if(y[k]==-k-1){
                            y[k]=v[i][j];
                            break;
                        }else if(y[k]<0){
                            k=-y[k]-1;
                        }else{
                            h++;
                            f[h-1]=1;
                            x.pb(-h);
                            y.pb(-h);
                            x[h-1]=y[k];
                            y[k]=-h;
                            k=h-1;
                        }
                    }
                }
            }
        }
    }
    while(1){
        ll k=c[0];
        ll z=0;
        for(int i=0;i<h;i++){
            f[i]=0;
        }
        while(p.size()>0)p.pop_back();
        ll pr=0;
        while(k!=0){
            pr=k;
            if(k>0){
                k=c[k];
            }else{
                if(f[-k-1]%2==0){
                    p.pb(k);
                    f[-k-1]++;
                    k=x[-k-1];
                }else{

                    f[-k-1]++;
                    k=y[-k-1];
                }
            }
        }
        //cout<<p.back()<<" "<<f[-p.back()-1]<<endl;

        while(p.size()>0 && f[-p.back()-1]%2==0)p.pop_back();
        if(p.size()==0)break;
        while(p.size()>0){
            while(p.size()>0 && f[-p.back()-1]%2==0)p.pop_back();
            if(p.size()==0)break;
            z=p.back();
            p.pop_back();
            //cout<<z<<endl;
            if(f[-z-1]%2==0){
                break;
            }else{
                if(pr>0)c[pr]=z;
                else{
                    if(f[-pr-1]%2==1)x[-pr-1]=z;
                    else y[-pr-1]=z;
                }
                k=-z-1;
                while(1){
                    pr=-k-1;
                    if(f[k]%2==0){
                        f[k]++;
                        if(x[k]==-k-1){
                            x[k]=0;
                            break;
                        }else if(x[k]<0){
                            k=-x[k]-1;
                        }else{
                            h++;
                            f[h-1]=1;
                            x.pb(-h);
                            y.pb(-h);
                            x[h-1]=x[k];
                            x[k]=-h;
                            k=h-1;
                        }
                    }else{
                        f[k]++;
                        if(y[k]==-k-1){
                            y[k]=0;
                            break;
                        }else if(y[k]<0){
                            k=-y[k]-1;
                        }else{
                            h++;
                            f[h-1]=1;
                            x.pb(-h);
                            y.pb(-h);
                            x[h-1]=y[k];
                            y[k]=-h;
                            k=h-1;
                        }
                    }
                }
            }
        }
    }
    //cout<<c.size()<<" "<<x.size()<<" "<<y.size()<<endl;
    for(int i=0;i<=M;i++){
       // cout<<i<<" "<<c[i]<<endl;
    }
    for(int i=0;i<x.size();i++){
       //if(x[i]==-i-1)swap(x[i],y[i]);
       //cout<<-i-1<<" "<<x[i]<<" "<<y[i]<<endl;
    }
    if(h>400000)exit(1);
    answer(c,x,y);
    return ;
}

Compilation message

doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:21:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |     for(int i=0;i<A.size()-1;i++){
      |                 ~^~~~~~~~~~~
doll.cpp:33:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   33 |             for(int j=0;j<v[i].size();j++){
      |                         ~^~~~~~~~~~~~
doll.cpp:159:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  159 |     for(int i=0;i<x.size();i++){
      |                 ~^~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4948 KB Output is correct
2 Correct 21 ms 9264 KB Output is correct
3 Correct 20 ms 8756 KB Output is correct
4 Correct 2 ms 4948 KB Output is correct
5 Correct 9 ms 6280 KB Output is correct
6 Correct 24 ms 10616 KB Output is correct
7 Correct 2 ms 4948 KB Output is correct

Subtask #2
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4948 KB Output is correct
2 Correct 21 ms 9264 KB Output is correct
3 Correct 20 ms 8756 KB Output is correct
4 Correct 2 ms 4948 KB Output is correct
5 Correct 9 ms 6280 KB Output is correct
6 Correct 24 ms 10616 KB Output is correct
7 Correct 2 ms 4948 KB Output is correct
8 Correct 36 ms 12228 KB Output is correct
9 Correct 57 ms 12448 KB Output is correct
10 Correct 111 ms 15780 KB Output is correct
11 Correct 2 ms 4948 KB Output is correct
12 Correct 5 ms 4948 KB Output is correct
13 Correct 3 ms 4948 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4948 KB Output is correct
2 Correct 21 ms 9264 KB Output is correct
3 Correct 20 ms 8756 KB Output is correct
4 Correct 2 ms 4948 KB Output is correct
5 Correct 9 ms 6280 KB Output is correct
6 Correct 24 ms 10616 KB Output is correct
7 Correct 2 ms 4948 KB Output is correct
8 Correct 36 ms 12228 KB Output is correct
9 Correct 57 ms 12448 KB Output is correct
10 Correct 111 ms 15780 KB Output is correct
11 Correct 2 ms 4948 KB Output is correct
12 Correct 5 ms 4948 KB Output is correct
13 Correct 3 ms 4948 KB Output is correct
14 Correct 100 ms 19212 KB Output is correct
15 Correct 52 ms 12448 KB Output is correct
16 Correct 63 ms 15944 KB Output is correct
17 Correct 2 ms 4948 KB Output is correct
18 Correct 2 ms 4948 KB Output is correct
19 Correct 2 ms 4948 KB Output is correct
20 Correct 77 ms 17648 KB Output is correct
21 Correct 2 ms 4948 KB Output is correct
22 Correct 2 ms 4948 KB Output is correct

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 4948 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 18.0

# Verdict Execution time Memory Grader output
1 Partially correct 2 ms 4948 KB Output is partially correct
2 Correct 64 ms 18260 KB Output is correct
3 Partially correct 99 ms 22828 KB Output is partially correct
4 Execution timed out 1049 ms 53960 KB Time limit exceeded
5 Halted 0 ms 0 KB -

Subtask #6
0.0 / 56.0

# Verdict Execution time Memory Grader output
1 Partially correct 2 ms 4948 KB Output is partially correct
2 Correct 64 ms 18260 KB Output is correct
3 Partially correct 99 ms 22828 KB Output is partially correct
4 Execution timed out 1049 ms 53960 KB Time limit exceeded
5 Halted 0 ms 0 KB -