Submission #91487

#	Time	Username	Problem	Language	Result	Execution time	Memory
91487		faustaadp	Unscrambling a Messy Bug (IOI16_messy)	C++17	100 / 100	4 ms	640 KiB

messy

#include "messy.h"
#include<bits/stdc++.h>
#define ll long long
#define pb push_back
#define mp make_pair
#define fi first
#define se second
using namespace std;
ll i,j,N,a[1010];
string s;
void buat(ll aa,ll bb)
{
    if(aa==bb)return ;
    ll besar=(bb-aa+1),ii;
    string z;
    for(ii=0;ii<N;ii++)z+="1";
    for(ii=aa;ii<=bb;ii++)z[ii]='0';
    for(ii=aa;ii<aa+(besar/2);ii++)
    {
        z[ii]='1';
        add_element(z);
        //cout<<z<<"\n";
        z[ii]='0';
    }
    buat(aa,aa+besar/2-1);
    buat(aa+besar/2,bb);
}
void cari(ll aa,ll bb,string cc)
{
    //cout<<aa<<" "<<bb<<" "<<cc<<"\n";
    ll ii;
    if(aa==bb)
    {
        for(ii=0;ii<N;ii++)
            if(cc[ii]=='0')
            {
                a[ii]=aa;
                return ;
            }
        return ;
    }
    string ki=cc;
    string ka=cc;
    string tan=cc;
    ll besar=(bb-aa+1);
    for(ii=0;ii<N;ii++)
        if(cc[ii]=='0')
        {
            tan[ii]='1';
            if(check_element(tan))ka[ii]='1';
            else ki[ii]='1';
            tan[ii]='0';
        }
    cari(aa,aa+besar/2-1,ki);
    cari(aa+besar/2,bb,ka);
}
std::vector<int> restore_permutation(int n, int w, int r) {
    N=n;
    buat(0,n-1);
    compile_set();
    for(i=0;i<n;i++)s+="0";
    cari(0,n-1,s);
    vector<int> has(n);
    for(i=0;i<n;i++)
        has[i]=a[i];
    return has;
}

• Subtask 1: 20 / 20
• Subtask 2: 18 / 18
• Subtask 3: 11 / 11
• Subtask 4: 21 / 21
• Subtask 5: 30 / 30