Submission #569797

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
569797	2022-05-27 20:04:17	definitelynotmee	낙하산 고리들 (IOI12_rings)	C++98	100 / 100	2283 ms	236328 KiB

rings

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#include<bits/stdc++.h>
#define mp make_pair
#define mt make_tuple
#define all(x) x.begin(), x.end()
#define ff first
#define ss second
using namespace std;
template <typename T>
using matrix = vector<vector<T>>;
typedef unsigned int uint;
typedef unsigned long long ull;
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
const ll INFL = (1LL<<62)-1;
const int INF = (1<<30)-1;
const double EPS = 1e-7;
const int MOD = 1e9 + 7;
const int RANDOM = chrono::high_resolution_clock::now().time_since_epoch().count();
const int MAXN = 1e6+1;
struct UnionFind{
    bool good = 1;
    int root;
    vector<int> pai, degree;
    UnionFind(int n = 0, int start = 0){
        root = start;
        pai = vector<int>(n+1);
        iota(all(pai),0);
 
 
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• Subtask 1: 20 / 20
• Subtask 2: 17 / 17
• Subtask 3: 18 / 18
• Subtask 4: 14 / 14
• Subtask 5: 31 / 31