Submission #482999

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
482999	2021-10-27 10:53:25	PoPularPlusPlus	Swapping Cities (APIO20_swap)	C++17	100 / 100	326 ms	57500 KiB

swap

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#include "swap.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define ull unsigned long long 
#define pb(e) push_back(e)
#define sv(a) sort(a.begin(),a.end())
#define sa(a,n) sort(a,a+n)
#define mp(a,b) make_pair(a,b)
#define vf first
#define vs second
#define ar array
#define all(x) x.begin(),x.end()
const int inf = 0x3f3f3f3f;
const int mod = 1000000007; 
const double PI=3.14159265358979323846264338327950288419716939937510582097494459230;
bool remender(ll a , ll b){return a%b;}
const int N = 100002 , M = 200003 , l = 25;
vector<int> adj[M + N];
int degree[N];
int root , ans[N + M];
int timer;
int tin[N + M], tout[N + M];
int up[N + M][l + 5];
void dfs(int v, int p){
    tin[v] = ++timer;
    up[v][0] = p;
 
 
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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