Submission #405895

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
405895	2021-05-17 03:12:58	amunduzbaev	자매 도시 (APIO20_swap)	C++14	0 / 100	206 ms	27420 KiB

swap

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#include "swap.h"
#include "bits/stdc++.h"
using namespace std;
#define pb push_back
#define ff first
#define ss second
#define sz(x) (int)x.size()
#define int long long
const int NN = 1e5+5;
int sub, used[NN], found, pos[NN], is[NN];
vector<int> pref[NN];
vector<pair<int, int>> edges[NN];
vector<pair<int, int>> ss;
void dfs(int u, int p = -1){
  if(used[u]){ found = 1; return; } 
  used[u] = 1;
  //cout<<u<<" ";
  for(auto x : edges[u]) { 
    if(x.ff == p) continue;
    ss.pb({u, x.ss});
    dfs(x.ff, u);
  }
}
void init(int32_t N, int32_t M,
  vector<int32_t> U, vector<int32_t> V, vector<int32_t> W) {
  //cout<<"\n";
  for(int i=0;i<M;i++){
 
 
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• Subtask 1: 0 / 6
• Subtask 2: 0 / 7
• Subtask 3: 0 / 17
• Subtask 4: 0 / 20
• Subtask 5: 0 / 23
• Subtask 6: 0 / 27