| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 994917 | lollipop | Library (JOI18_library) | C++17 | 0 ms | 0 KiB |
이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
//#include "library.h"
#include<bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/rope>
//#define int long long
#define pb push_back
#define s second
#define f first
#define pf push_front
#define inf 100000000000000000
#define bitebi __builtin_popcountll
#define FOR( i , n ) for( int i = 0 ; i < n ; i ++ )
#define YES cout <<"YES\n"
#define NO cout << "NO\n"
#define debug cout << "Here Fine" << endl ;
#define pr pair < int , int >
#define fbo find_by_order // returns iterator
#define ook order_of_key // returns strictly less numbers than key
using namespace std ;
//#pragma GCC optimize("Ofast")
//#pragma GCC target("avx,avx2,fma")
using namespace __gnu_pbds;
using namespace __gnu_cxx;
template<class T> using ordered_set =tree<T, null_type, less<T>, rb_tree_tag,tree_order_statistics_node_update> ;
const double Pi=acos(-1.0);
const double EPS=1E-8;
const int mod = 1000000007 ;
const int mod1 = 998244353 ;
const int N = 2e5 + 10 ;
mt19937 R(time(0));
map < int , int > ma , ma1 ;
namespace {
struct Judge
{
int N;
int A[1002];
int pos[1002];
bool f[1002];
int query_c;
bool answered;
void init()
{
query_c=0;
int ret=scanf("%d",&N); ret++;
answered=false;
for(int i=0;i<N;i++)ret=scanf("%d",&A[i]),pos[A[i]]=i;
}
int query(const vector<int>& M)
{
if(query_c==20000)
{
puts("Wrong Answer [3]");
exit(0);
}
if(int(M.size())!=N)
{
puts("Wrong Answer [1]");
exit(0);
}
bool all_zero=true;
for(int i=0;i<N;i++)
{
if(M[i]!=0&&M[i]!=1)
{
puts("Wrong Answer [2]");
exit(0);
}
if(M[i]==1)all_zero=false;
}
if(all_zero)
{
puts("Wrong Answer [2]");
exit(0);
}
memset(f,0,sizeof(f));
for(int i=0;i<N;i++)if(M[i])f[pos[i+1]]=true;
bool las=false;
int r=0;
for(int i=0;i<N;i++)
{
if(las==false&&f[i]==true)r++;
las=f[i];
}
query_c++;
return r;
}
void answer(const vector<int>& res)
{
bool f1=true,f2=true;
if(int(res.size())!=N)
{
puts("Wrong Answer [4]");
exit(0);
}
if(answered)
{
puts("Wrong Answer [7]");
exit(0);
}
answered=true;
memset(f,0,sizeof(f));
for(int i=0;i<N;i++)
{
if(res[i]<=0||res[i]>N)
{
puts("Wrong Answer [5]");
exit(0);
}
if(f[res[i]])
{
puts("Wrong Answer [6]");
exit(0);
}
f[res[i]]=true;
}
for(int i=0;i<N;i++)
{
f1&=A[i]==res[i];
f2&=A[i]==res[N-i-1];
}
if(!f1&&!f2)
{
puts("Wrong Answer [8]");
exit(0);
}
}
void end()
{
if(!answered)puts("Wrong Answer [7]");
else printf("Accepted : %d\n",query_c);
}
}judge;
}
int Query(const vector<int>& M)
{
return judge.query(M);
}
void Answer(const vector<int>& res)
{
judge.answer(res);
}
// int Query( vector )
// void Answer ( vector )
vector < int > ans , lf , cur ;
void Solve( int n ){
for( int i = 2 ; i <= n ; i ++ ) lf.pb( i ) ;
ans.pb( 1 ) ;
FOR( i , n ) cur.pb( 0 ) ;
while( true ){
int ss = ans.size() ;
if( ss == n ) break ;
int l = 0 , r = lf.size() - 1 ;
while( l < r ){
// cout << l << " " << r << endl ;
int mid = ( l + r - 1 ) / 2 ;
FOR( i , n ) cur[ i ] = 0 ;
for( int j = l ; j <= mid ; j ++ ) cur[ lf[ j ] - 1 ] = 1 ;
int nmb ;
nmb = Query( cur ) ;
// cout << nmb << endl ;
for( auto x : ans ) cur[ x - 1 ] = 1 ;
int nmb1 ;
nmb1 = Query( cur ) ;
// cout << nmb1 << endl ;
if( nmb1 <= nmb ){
r = mid ; continue ;
}
else{
l = mid + 1 ; continue ;
}
}
// gipovia mezobeli -- l -- shia
int node = lf[ l ] ;
// cout << node << endl ;
lf.erase( lf.begin() + l ) ;
int nmb ;
FOR( i , n ) cur[ i ] = 0 ;
cur[ node - 1 ] = 1 ;
cur[ ans[ 0 ] - 1 ] = 1 ;
nmb = Query( cur ) ;
if( nmb == 2 ){
ans.pb( node ) ;
}
else{
ans.pb( node ) ;
for( int i = ans.size() - 2 ; i >= 0 ; i -- )
swap( ans[ i ] , ans[ i + 1 ] ) ;
}
}
Answer( ans ) ;
}
int main()
{
judge.init();
Solve(judge.N);
judge.end();
}