Submission #209802

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
209802	2020-03-15 14:42:40	medk	Sky Walking (IOI19_walk)	C++14	10 / 100	4114 ms	455140 KiB

walk

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#pragma GCC optimize ("O3")
#pragma GCC optimize ("Ofast")
#pragma GCC optimize ("unroll-loops")
#include "walk.h"
#include <bits/stdc++.h>
#define ll long long
#define pb push_back
#define x first
#define y second
using namespace std;
int n,m;
vector<unordered_set<int>> twr,br;
vector<pair<ll,ll>> tower;
vector<pair<ll,pair<ll,ll>>> bridge;
map<pair<int,int>,ll> dist;
ll min_distance(vector<int> x, vector<int> h, vector<int> l, vector<int> r, vector<int> y, int s, int g)
{
    n=x.size(), m=l.size();
    twr.resize(n), br.resize(m);
    for(int i=0;i<n;i++) tower.pb({h[i],x[i]});
    for(int i=0;i<m;i++) bridge.pb({y[i],{x[l[i]],x[r[i]]}});
    pair<ll,ll> ps=tower[s], pg=tower[g];
    sort(tower.begin(),tower.end()); reverse(tower.begin(),tower.end());
    sort(bridge.begin(),bridge.end()); reverse(bridge.begin(),bridge.end());
    for(int i=0;i<n;i++)
    {
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 0 / 14
• Subtask 3: 0 / 15
• Subtask 4: 0 / 18
• Subtask 5: 0 / 43