Submission #871875

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
871875	2023-11-11 18:41:50	serifefedartar	Crossing (JOI21_crossing)	C++17	100 / 100	298 ms	27476 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
 
#define fast ios::sync_with_stdio(0);cin.tie(0);
#define s second
#define f first
typedef long long ll;
const ll MOD = 1e9+9;
const ll LOGN = 20; 
const ll MAXN = 2e5 + 100;
const ll P = 29;
ll powP[2*MAXN];
ll inv;
struct Node {
  ll len, hash;
  Node() { }
  Node(ll _len, ll _hash) : len(_len), hash(_hash) { }
};
Node merge(Node A, Node B) {
  Node new_node;
  new_node.hash = (A.hash * powP[B.len] + B.hash) % MOD;
  new_node.len = A.len + B.len;
  return new_node;
}
set<ll> hashes;
vector<int> new_seq;
vector<int> cross(vector<int> A, vector<int> B) {
 
 
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• Subtask 1: 3 / 3
• Subtask 2: 23 / 23
• Subtask 3: 23 / 23
• Subtask 4: 51 / 51