Submission #393020

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
393020	2021-04-22 14:48:45	oolimry	Event Hopping 2 (JOI21_event2)	C++17	1 / 100	1969 ms	23132 KiB

event2

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#include <bits/stdc++.h>
using namespace std;
#define all(x) (x).begin(), (x).end()
#define sz(x) ((int) x.size())
#define show(x) cerr << #x << " is " << x << endl;
#define show2(x, y) cerr << #x << " is " << x << ", " << #y << " is " << y << endl;
typedef long long lint;
typedef pair<lint, lint> ii;
const lint inf = 0x3f3f3f3f;
struct range{ int l, r, id; };
vector<range> ranges;
int p[19][200005];
int order[200005];
set<ii> taken;
lint solve(lint s, lint limit){
  if(ranges[s].r > limit) return 0;
  lint res = 0;
  for(int k = 18;k >= 0;k--){
    int ns = p[k][s];
    if(ranges[ns].r <= limit){
      res += (1<<k);
      s = ns;
    }
  }
  return res+1;
}
 
 
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• Subtask 1: 0 / 7
• Subtask 2: 1 / 1
• Subtask 3: 0 / 31
• Subtask 4: 0 / 61