Submission #766785

#	Time	Username	Problem	Language	Result	Execution time	Memory
766785		DJeniUp	Mechanical Doll (IOI18_doll)	C++17	6 / 100	56 ms	15976 KiB

doll

#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;

vector<ll>v[200007];

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(0);
            y.pb(0);
            x[h-1]=v[i][0];
            c.pb(-h);
            for(int j=1;j<v[i].size();j++){
                if(j==v[i].size()-1){
                    y[h-1]=v[i][j];
                }else{
                    y[h-1]=-h-1;
                    x.pb(0);
                    y.pb(0);
                    x[h]=v[i][j];
                    h++;
                }
            }
        }
    }
   // 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++){
       // cout<<-i-1<<" "<<x[i]<<" "<<y[i]<<endl;
    }
    answer(c,x,y);
    return ;
}

Compilation message (stderr)

doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:19:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   19 |     for(int i=0;i<A.size()-1;i++){
      |                 ~^~~~~~~~~~~
doll.cpp:32:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   32 |             for(int j=1;j<v[i].size();j++){
      |                         ~^~~~~~~~~~~~
doll.cpp:33:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   33 |                 if(j==v[i].size()-1){
      |                    ~^~~~~~~~~~~~~~~
doll.cpp:49:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   49 |     for(int i=0;i<x.size();i++){
      |                 ~^~~~~~~~~

• Subtask 1: 2 / 2
• Subtask 2: 4 / 4
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 18
• Subtask 6: 0 / 56