Submission #730406

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
730406	2023-04-25 20:06:43	jampm	Selling RNA Strands (JOI16_selling_rna)	C++17	100 / 100	244 ms	243824 KiB

selling_rna

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#include <bits/stdc++.h>
using namespace std;
using pii = pair<int, int>;
#define all(a) a.begin(), a.end()
const int Mxn = 6e6 + 1, mxn = 1e5 + 1;
int get(char c) {
  if (c == 'A') return 0;
  if (c == 'G') return 1;
  if (c == 'U') return 2;
  return 3;
}
struct Tnode {
  Tnode * ch[4];
  vector<int> vals;
  int tin, tout;
  Tnode() {
    for (int i = 0; i < 4; i++) ch[i] = NULL;
  }
  bool exists(int x) {return ch[x] != NULL;}
  void safe(int x) {if (!exists(x)) ch[x] = new Tnode;}
};
void insert(string s, int idx, Tnode * node) {
  for (auto e : s) {
    node->safe(get(e)); node = node->ch[get(e)];
  }
  node->vals.push_back(idx);
}
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 25 / 25
• Subtask 3: 25 / 25
• Subtask 4: 40 / 40