Submission #382363

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
382363	2021-03-27 07:28:19	ParsaAlizadeh	낙하산 고리들 (IOI12_rings)	C++17	100 / 100	1349 ms	87892 KiB

rings

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#include <bits/stdc++.h>
using namespace std;
typedef long long       ll;
typedef pair<ll, ll>    pll;
typedef pair<int, int>  pii;
#define all(x)          x.begin(), x.end()
#define kill(x)         return cout << x << endl, 0
#define X               first
#define Y               second
//#define endl            '\n'
constexpr ll pw(ll a, ll b, ll mod) {
    return (!b    ? 1 :
            b & 1 ? a * pw(a * a % mod, b / 2, mod) % mod :
                    pw(a * a % mod, b / 2, mod));
}
constexpr int N   = 1e6 + 10;
int n, mark[N], par[N], sz[N], ans = -1, vgt2;
vector<int> adj[N];
vector<pii> E;
struct TmpDSU {
    int flag = true, u, par[N];
    TmpDSU() {
        fill(par, par + N, -1);
 
 
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• Subtask 1: 20 / 20
• Subtask 2: 17 / 17
• Subtask 3: 18 / 18
• Subtask 4: 14 / 14
• Subtask 5: 31 / 31