제출 #76677

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
76677	2018-09-15 14:37:22	Xylofo	통행료 (IOI18_highway)	C++14	0 / 100	70 ms	11620 KiB

highway

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#include "highway.h"
#include <bits/stdc++.h>
using namespace std;
#define rep(i,a,b) for(int i = a; i<(int)b; ++i)
using vi = vector<int>;
using ll = long long;
struct off_map {
  map<vi,vi> m;
  vi off;
  off_map(int a) : off(a,0) {}
  void inc(vi& x) {rep(i,0,x.size()) off[i] += x[i];}
  vi get(vi&& y) {
    rep(i,0,y.size()) y[i] -= off[i];
    if(m.count(y)) return m[y];
    else return vi{};
  }
  void ins(vi&& y, vi&& a) {
    rep(i,0,y.size()) y[i] -= off[i];
    vi &x = m[y];
    x.insert(x.end(),a.begin(),a.end());
  }
};
vi match;
vector<pair<int,int> > poss;
void mrg(off_map&a, off_map&b){
  if(a.m.size() < b.m.size()) swap(a.m,b.m), swap(a.off,b.off);
  vector<pair<vi,vi> > to_ins;
  for(auto x:b.m) {
 
 
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