제출 #103281

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
103281	2019-03-29 13:16:07	figter001	자동 인형 (IOI18_doll)	C++17	37 / 100	181 ms	10072 KiB

doll

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#include "doll.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;
const int nax = 2e5+50;
int n,cnt,at;
vector<int> x,y,a;
bool g[nax];
void dfs(int cur){
  if((at == a.size() - 1 && g[0] == 0) || at == a.size())
    return;
  int u = -cur;
  u--;
  if(x[u] == 0){
    x[u] = a[at];
    at++;
    dfs(-1);
  }else if(y[u] == 0){
    y[u] = a[at];
    at++;
    dfs(-1);
  }else if(g[u] == 0){
    g[u] = 1;
    dfs(x[u]);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

doll.cpp: In function 'void dfs(int)':
doll.cpp:16:10: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |   if((at == a.size() - 1 && g[0] == 0) || at == a.size())
      |       ~~~^~~~~~~~~~~~~~~
doll.cpp:16:46: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |   if((at == a.size() - 1 && g[0] == 0) || at == a.size())
      |                                           ~~~^~~~~~~~~~~

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