Submission #585265

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
585265	2022-06-28 13:30:59	vovamr	Swapping Cities (APIO20_swap)	C++17	100 / 100	387 ms	62080 KiB

swap

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#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include "swap.h"
#define fi first
#define se second
#define ll long long
#define ld long double
#define sz(x) ((int)(x).size())
#define all(x)  (x).begin(), (x).end()
#define pb push_back
#define mpp make_pair
#define ve vector
using namespace std;
using namespace __gnu_pbds;
template<class T> using oset = tree<T,null_type,less<T>,rb_tree_tag,tree_order_statistics_node_update>;
const ll inf = 1e18; const int iinf = 1e9;
typedef pair<ll, ll> pll;
typedef pair<int, int> pii;
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
template <typename T> inline bool chmin(T& a, T b) { return (a > b ? a = b, 1 : 0); }
template <typename T> inline bool chmax(T& a, T b) { return (a < b ? a = b, 1 : 0); }
const int N = 3e5 + 10;
ve<int> gr[N];
int p[N], deg[N], good[N], val[N]; int w = 0;
inline int par(int v) { if (p[v] == v) { return v; } return (p[v] = par(p[v])); }
inline void uni(int a, int b, int we) {
  ++deg[a], ++deg[b];
 
 
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• Subtask 1: 6 / 6
• Subtask 2: 7 / 7
• Subtask 3: 17 / 17
• Subtask 4: 20 / 20
• Subtask 5: 23 / 23
• Subtask 6: 27 / 27