Submission #764615

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
764615	2023-06-23 16:32:45	raysh07	Swapping Cities (APIO20_swap)	C++17	0 / 100	2072 ms	42380 KiB

swap

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#include "swap.h"
#include <bits/stdc++.h>
using namespace std;
struct edge{
    int u, v, w;
};
bool comp(edge x, edge y){
    return x.w < y.w;
}
 
int n, m;
const int maxn = 1e5 + 69;
vector <pair<int, int>> adj[maxn];
int root[maxn], mn[maxn];
set <pair<int, pair<int, int>>> path, ans;
edge e[2 * maxn];
int mp[maxn];
int find(int x) {
    if (x == root[x]) return x;
    return root[x] = find(root[x]);
}
bool unite(int x, int y){
    x = find(x); y = find(y);
    if (x == y) return false;
    
    root[y] = x;
 
 
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