Submission #1173852

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1173852	2025-03-26 04:33:59	anonymousbunny	Keys (IOI21_keys)	C++20	Compilation error	0 ms	0 KiB

keys

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#include <bits/stdc++.h>
using namespace std;
#define maxn 300010
struct node{
  int id, sz, par, is_deactivated;
  vector <int> keys;
  vector <int> rooms;
  vector < pair<int,int> > edges; // pairs (key, room)
};
int print_flag;
vector <int> key_store[maxn], room_store[maxn];
vector < pair<int,int> > edge_store[maxn];
int sz[maxn], node_par[maxn], id[maxn];
int par[maxn], ans[maxn], is_deactivated[maxn];
int root (int v){
  if (v==par[v]) return v;
  return par[v]= root(par[v]);
}
void merge (int i, int j){
  i= root(i);
 
 
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XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

/usr/bin/ld: /tmp/ccW860db.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccXcNjMh.o:keys.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status