Submission #568337

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
5683372022-05-25 08:46:58cheissmartParachute rings (IOI12_rings)C++14
0 / 100
1604 ms125592 KiB
#include <bits/stdc++.h>
#define IO_OP ios::sync_with_stdio(0), cin.tie(0)
#define F first
#define S second
#define V vector
#define PB push_back
#define EB emplace_back
#define MP make_pair
#define SZ(v) int((v).size())
#define ALL(v) (v).begin(), (v).end()
using namespace std;
typedef long long ll;
typedef pair<int, int> pi;
typedef V<int> vi;
const int INF = 1e9 + 7, N = 1e6 + 7;
int n;
int p[N], sz[N], esz[N];
bool not_in[N];
vi G[N], g[N], s;
void Init(int _n) {
n = _n;
for(int i = 0; i < n; i++) {
p[i] = i;
sz[i] = 1;
s.PB(i);
 
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