제출 #906093

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
906093	2024-01-13 13:42:55	sunwukong123	Joker (BOI20_joker)	C++14	0 / 100	2037 ms	43188 KiB

Joker

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#include <bits/stdc++.h>
using namespace std;
#define int long long 
#ifdef LOCAL
void debug_out() {cerr<<endl;}
template <typename Head, typename... Tail>
void debug_out(Head _H, Tail... _T) {cerr<<" "<<to_string(_H);debug_out(_T...);}
#define debug(...) cerr<<"["<<#__VA_ARGS__<<"]:",debug_out(__VA_ARGS__)
#else
#define debug(...)
#endif
const int MAXN = 200005;
const int inf=1000000500ll;
const long long oo =1000000000000000500ll;
const int MOD = (int)1e9 + 7;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
typedef pair<int,int> pi; 
int n,m,q;
pi A[MAXN];
struct ufds_{
  int p[MAXN],dist[MAXN];
  vector<array<int,4>>rollback;
  int TIME=0;
  bool nonbi=0;
  ufds_(){
    iota(p,p+MAXN,0);
  }
  
  pi find(int x){
    if(x==p[x])return {x,dist[x]};
 
 
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컴파일 시 표준 에러 (stderr) 메시지

Joker.cpp: In member function 'pi ufds_::find(long long int)':
Joker.cpp:33:8: warning: unused variable 'cur' [-Wunused-variable]
   33 |    int cur=dist[x];
      |        ^~~

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