이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#define fast ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0)
#include <bits/stdc++.h>
using namespace std;
#define sqr 100
#define mp make_pair
#define mid (l+r)/2
#define le node * 2
#define ri node * 2 + 1
#define pb push_back
#define ppb pop_back
#define fi first
#define se second
#define lb lower_bound
#define ub upper_bound
#define ins insert
#define era erase
//#define C continue
#define mem(dp,i) memset(dp,i,sizeof(dp))
#define mset multiset
#define all(x) x.begin(), x.end()
#define gc getchar_unlocked
typedef long long ll;
typedef short int si;
typedef double ld;
typedef pair<int,int> pi;
typedef pair<ll,ll> pll;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<pi> vpi;
typedef vector<pll> vpll;
typedef pair<double,ll>pdi;
const ll inf=2e18;
const ll mod=32;
const ld Pi=acos(-1) ;
#include "doll.h"
int n , sz ;
vi ord , v [1000009] ;
void create_circuit ( int N , vi A ) {
n = N , sz = A .size () ;
vi C , X , Y , out ;
for ( int i = 0 ; i < sz ; i ++ ) ord .pb ( A [i] ) ;
v [0] .pb ( ord [0] ) ;
for ( int i = 0 ; i < sz ; i ++ ) {
int nxt = ( i < sz -1 ? ord [i+1] : 0 ) ;
v [ord[i]] .pb ( nxt ) ;
}
for ( int i = 0 ; i <= n ; i ++ ) {
if ( v [i] .size () == 0 ) {
v [i] .pb ( 0 ) ;
}
}
for ( int i = 0 ; i <= n ; i ++ ) {
if ( v [i] .size () == 1 ) {
out .pb ( v [i][0] ) ;
}
else {
X .pb ( v [i][0] ) ;
Y .pb ( v [i][1] ) ;
out .pb ( - X.size () ) ;
}
}
C = out ;
answer ( C , X , Y ) ;
}
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