Submission #147959

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
147959	2019-08-31 10:15:09	Xylofo	Sky Walking (IOI19_walk)	C++17	43 / 100	2927 ms	195380 KiB

walk

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#include "walk.h"
#include <bits/stdc++.h>
using namespace std;
#define rep(i, a, b) for(int i = a; i < (b); ++i)
#define trav(a, x) for(auto& a : x)
#define all(x) begin(x), end(x)
#define sz(x) (int)(x).size()
#define eb emplace_back
typedef long long ll;
typedef pair<int, int> pii;
typedef vector<int> vi;
const ll INF =1e18;
#ifdef LOCAL
#include "../../../../MixedFunc/pretty_debug.h"
#else
#define debug(...) //ignore
#endif
struct Graph {
  int n,m;
  vi x,y,h;
  unordered_map<ll, int> V; // verts, indexed by 2e9*x+h
  vector<vector<pair<int,ll>>> E; // adj-list
  vector<map<ll,int> > perBuild, perWalk;
 
 
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Compilation message (stderr)

walk.cpp: In member function 'void Graph::addUpDown(vi, vi)':
walk.cpp:67:22: warning: unused variable '_' [-Wunused-variable]
       for(auto [hh, _] : perBuild[i]) {
                      ^

• Subtask 1: 10 / 10
• Subtask 2: 0 / 14
• Subtask 3: 15 / 15
• Subtask 4: 18 / 18
• Subtask 5: 0 / 43