Submission #973457

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
973457	2024-05-02 03:01:03	hotboy2703	Reconstruction Project (JOI22_reconstruction)	C++14	100 / 100	1070 ms	57680 KiB

reconstruction

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#include<bits/stdc++.h>
using ll = int;
using namespace std;
#define pll pair <ll,ll>
#define fi first
#define se second
#define sz(a) (ll((a).size()))
#define BIT(mask,i) (((mask) >> (i))&1)
#define MASK(i) (1LL << (i))
#define MP make_pair
const ll MAXN = 500;
const ll MAXM = 1e5;
const ll INF = 1e9+7;
struct edge{
    ll u,v,w;
    bool operator == (const edge &p)const {
        return make_tuple(u,v,w) == make_tuple(p.u,p.v,p.w);
    }
};
edge all[MAXM+100];
pll query[1'000'100];
long long pf[2][1'000'100];
long long ans[1'000'100];
ll dsu[MAXN+100];
ll f(ll x){
    if (dsu[x] < 0)return x;
    return (dsu[x] = f(dsu[x]));
}
void join(ll x,ll y){
    x = f(x),y = f(y);
 
 
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• Subtask 1: 3 / 3
• Subtask 2: 4 / 4
• Subtask 3: 7 / 7
• Subtask 4: 28 / 28
• Subtask 5: 35 / 35
• Subtask 6: 23 / 23