Submission #121188

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
121188	2019-06-26 07:47:46	WhipppedCream	Roller Coaster Railroad (IOI16_railroad)	C++17	100 / 100	460 ms	44480 KiB

railroad

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#include "railroad.h"
#include <bits/stdc++.h>
#pragma GCC optimize ("O3")
#pragma GCC target ("sse4")
using namespace std;
#define X first
#define Y second
#define pb push_back
typedef pair<int, int> ii;
typedef long long ll;
int n;
const int maxN = 4e5+5;
int sw[maxN];
vector<int> adj[maxN];
int s[maxN], t[maxN];
struct dsu
{
  int par[maxN];
  int cc;
  dsu(int n = 0)
  {
    for(int i = 0; i< n; i++) par[i] = i;
    cc = n;
  }
  int findset(int x)
  {
 
 
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• Subtask 1: 11 / 11
• Subtask 2: 23 / 23
• Subtask 3: 30 / 30
• Subtask 4: 36 / 36