제출 #223392

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
223392	2020-04-15 08:36:42	errorgorn	Matching (COCI20_matching)	C++14	5 / 110	10 ms	5120 KiB

matching

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#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define ii pair<ll,ll>
#define iii pair<ll,ii>
#define endl '\n'
 
const int MOD=1000000007;
 
int n;
 
ii pos[100005];
vector<int> X[100005];
vector<int> Y[100005];
 
bool visited[100005];
 
deque<int> stk; //bruh
 
void dfs(int i,bool dir){
  //cout<<i<<" "<<dir<<endl;
  visited[i]=true;
  
  if (dir) stk.push_back(i);
  else stk.push_front(i);
  
  for (auto &it:X[pos[i].first]) if (!visited[it]) dfs(it,dir);
  for (auto &it:Y[pos[i].second]) if (!visited[it]) dfs(it,dir);
}
 
 
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컴파일 시 표준 에러 (stderr) 메시지

matching.cpp: In function 'int main()':
matching.cpp:87:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
      for (int x=0;x<stk.size();x+=2){
                   ~^~~~~~~~~~~
matching.cpp:94:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
       for (int x=0;x<stk.size();x+=2){
                    ~^~~~~~~~~~~
matching.cpp:100:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
      for (int x=0;x<stk.size();x+=2){
                   ~^~~~~~~~~~~
matching.cpp:107:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
       for (int x=0;x<stk.size();x+=2){
                    ~^~~~~~~~~~~
matching.cpp:122:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int x=0;x<comps.size();x++) {
               ~^~~~~~~~~~~~~
matching.cpp:130:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int x=0;x<comps.size();x++){
                ~^~~~~~~~~~~~~
matching.cpp:165:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int x=0;x<ans.size();x++){
               ~^~~~~~~~~~~
matching.cpp:166:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int y=0;y<ans.size();y++){
                ~^~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 0 / 6
• Subtask 3: 0 / 7
• Subtask 4: 0 / 40
• Subtask 5: 0 / 52