Submission #788618

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
788618	2023-07-20 12:18:01	WLZ	Match (CEOI16_match)	C++17	100 / 100	62 ms	36756 KiB

match

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#include <bits/stdc++.h>
using namespace std;
class trie {
  private:
    struct trie_node {
      trie_node *parent;
      vector<trie_node*> children;
      vector<int> val;
    } *cur;
    string s;
  public:
    trie() {
      cur = new trie_node{nullptr, vector<trie_node*>(26, nullptr), vector<int>(26, -1)};
      s = "";
    }
    void update(char c, int x) {
      cur->val[c - 'a'] = x;
    }
    int query(char c) {
      return cur->val[c - 'a'];
    }
    void go_up() {
      cur = cur->parent;
      s.pop_back();
    }
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 27 / 27
• Subtask 3: 63 / 63