제출 #374086

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
374086	2021-03-06 15:09:56	i_am_noob	항공 노선도 (JOI18_airline)	C++17	100 / 100	891 ms	29804 KiB

Alice

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#include "Alicelib.h"
#include <bits/stdc++.h>
using namespace std;
#define rep(a) rep1(i,a)
#define rep1(i,a) rep2(i,0,a)
#define rep2(i,b,a) for(int i=(b); i<((int)(a)); i++)
#define rep3(i,b,a) for(int i=(b); i>=((int)(a)); i--)
#define all(a) a.begin(),a.end()
#define pii pair<int,int>
#define pb push_back
#define inf 1010000000
#define eps 1e-9
#define sz(a) ((int)a.size())
#define pow2(x) (1ll<<(x))
void Alice( int n, int m, int a[], int b[] ){
  //InitG( 3, 2 );
  //MakeG( 1, 2 );
  //MakeG( 1, 3 );
  vector<pii> edges;
  rep(m) edges.pb({a[i],b[i]});
  rep(n) rep1(j,10) if(i&pow2(j)) edges.pb({i,n+j});
  rep(9) edges.pb({n+i,n+i+1});
  rep(n) edges.pb({i,n+10});
  rep(10) edges.pb({n+i,n+10}),edges.pb({n+i,n+11});
  InitG(n+12,sz(edges));
  rep(sz(edges)) MakeG(i,edges[i].first,edges[i].second);
}
 
 
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Bob

 
 
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컴파일 시 표준 에러 (stderr) 메시지

Bob.cpp: In function 'void Bob(int, int, int*, int*)':
Bob.cpp:52:51: warning: 'y' may be used uninitialized in this function [-Wmaybe-uninitialized]
   52 |  rep(m) if(a[i]!=x&&a[i]!=y&&(!vis[a[i]])&&b[i]!=x&&b[i]!=y&&(!vis[b[i]])) edges.pb({id[a[i]],id[b[i]]});
      |            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~

• Subtask 1: 22 / 22
• Subtask 2: 15 / 15
• Subtask 3: 63 / 63