Submission #924627

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
924627	2024-02-09 10:24:06	esomer	Cat Exercise (JOI23_ho_t4)	C++17	100 / 100	395 ms	68436 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
#define int long long
struct DSU
{
    vector<int> v;
    vector<pair<int, int>> mx;
    void init(int n, vector<int>& a){
        v.assign(n, -1);
        mx.resize(n);
        for(int i = 0; i < n; i++){
            mx[i] = {a[i], i};
        }
    }
    int get(int x){return v[x] < 0 ? x : v[x] = get(v[x]);}
    void unite(int x, int y){
        x = get(x); y = get(y);
        if(x == y) return;
        if(v[x] > v[y]) swap(x, y);
        v[x] += v[y]; v[y] = x;
        mx[x] = max(mx[x], mx[y]);
    }
    int getMx(int x){
        x = get(x);
        return mx[x].second;
    }
};
 
 
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• Subtask 2: 7 / 7
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• Subtask 5: 20 / 20
• Subtask 6: 23 / 23
• Subtask 7: 26 / 26