제출 #197997

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
197997	2020-01-24 12:58:17	ami	Klasika (COCI20_klasika)	C++17	110 / 110	1332 ms	281708 KiB

klasika

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#include <bits/stdc++.h>
#define sz(c)       int(c.size())
#define rep(i,a,b)  for (int i=a; i<(b); ++i)
#define per(i,a,b)  for (int i=(b)-1; i>=(a); --i)
#define fore(c,...) for (auto __VA_ARGS__:(c))
using namespace std;
typedef long long ll;
struct node {
  int next[2];
  node() {
    next[0]=next[1]=-1;
  }
};
const int bitlen=30;
struct trie {
  vector<node> t;
  trie():t(1) {}
  void new_node(int v,int bit) {
    t[v].next[bit]=sz(t);
    t.emplace_back();
  }
  void add(int x) {
    int v=0;
    per(i,0,bitlen+1) {
      int bit=x>>i&1;
 
 
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