Submission #830085

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
830085	2023-08-18 18:34:16	NK_	Rigged Roads (NOI19_riggedroads)	C++17	100 / 100	254 ms	42180 KiB

riggedroads

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// Success consists of going from failure to failure without loss of enthusiasm
#include <bits/stdc++.h>
using namespace std;
 
#define nl '\n'
#define pb push_back
#define mp make_pair
#define f first
#define s second
#define sz(x) int(x.size())
 
template<class T> using V = vector<T>;
using vi = V<int>;
using ll = long long;
using pi = pair<int, int>;
using vpi = V<pi>;
using vl = V<ll>;
using db = long double;
const int INF = 1e9 + 10;
struct DSU {
  vi e; void init(int N) { e = vi(N, -1); }
  int get(int x) { return e[x] < 0 ? x : e[x] = get(e[x]); }
  bool unite(int x, int y) {
    x = get(x), y = get(y);
    if (x == y) return 0;
    e[x] += e[y]; e[y] = x; return 1;
  }
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 19 / 19
• Subtask 3: 9 / 9
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 12 / 12
• Subtask 7: 32 / 32