Submission #216492

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
216492	2020-03-27 11:35:16	islingr	Selling RNA Strands (JOI16_selling_rna)	C++14	100 / 100	287 ms	187488 KiB

selling_rna

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#include <algorithm>
#include <array>
#include <iostream>
#include <vector>
#include <map>
using namespace std;
#define rep(i, a, b) for (auto i = (a); i < (b); ++i)
#define trav(x, v) for (auto &x : v)
#define lb(x...) lower_bound(x)
#define all(x) begin(x), end(x)
#define rall(x) (x).rbegin(), (x).rend()
map<char, int> cmp = {{'A', 0}, {'C', 1}, {'G', 2}, {'U', 3}};
struct T {
  array<T*, 4> nxt;
  vector<int> idx;
  T() { fill(all(nxt), nullptr); }
  template<class it>
  void insert(it st, it en, int i) {
    idx.push_back(i);
    if (st == en) return;
    auto &x = nxt[cmp[*st]];
    if (!x) x = new T();
    x->insert(next(st), en, i);
  }
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 25 / 25
• Subtask 3: 25 / 25
• Subtask 4: 40 / 40