Submission #861721

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
861721	2023-10-16 18:17:31	arbuzick	Cat Exercise (JOI23_ho_t4)	C++17	31 / 100	2101 ms	51672 KiB

Main

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// #pragma GCC optimize("O3")
// #pragma GCC optimize("unroll-loops")
// #pragma GCC target("avx,avx2")
#include <bits/stdc++.h>
using namespace std;
struct DSU {
    int n;
    vector<int> sz, p;
    DSU(int _n) {
        n = _n;
        sz.assign(n, 1);
        p.resize(n);
        iota(p.begin(), p.end(), 0);
    }
    int pr(int v) {
        if (p[v] == v) {
            return v;
        }
        return p[v] = pr(p[v]);
    }
    void unite(int a, int b) {
        a = pr(a), b = pr(b);
        if (a == b) {
            return;
        }
 
 
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