제출 #296400

#제출 시각아이디문제언어결과실행 시간메모리
296400theStaticMindSky Walking (IOI19_walk)C++14
0 / 100
4062 ms102280 KiB
#include <bits/stdc++.h> #include "walk.h" using namespace std; #define ii pair<int,int> vector<int>E[100000], B[100000]; vector<ii> adj[100000]; long long min_distance(std::vector<int> x, std::vector<int> h, std::vector<int> l, std::vector<int> r, std::vector<int> y, int s, int g) { map<int, int> curr; priority_queue<pair<long long, ii>> Q; map<ii, long long> val; set<ii> vis; for(int i = 0; i < r.size(); i++){ E[r[i]].push_back(y[i]); B[l[i]].push_back(y[i]); } for(int i = 0; i < x.size(); i++){ for(auto& Y : curr){ if(Y.first > h[i]) break; adj[i].push_back({Y.second, Y.first}); adj[Y.second].push_back({i, Y.first}); Y.second = i; } for(auto Y : E[i]) curr.erase(Y); for(auto Y : B[i]) curr[Y] = i; } val[{s, 0}] = 0; Q.push({0, {s, 0}}); while(!Q.empty()){ ii p = Q.top().second; Q.pop(); if(vis.count(p)) continue; vis.insert(p); for(auto y : adj[p.first]){ if(vis.count(y) || (val.count(y) && val[y] <= val[p] + abs(p.second - y.second) + abs(x[p.first] - x[y.first]))) continue; val[y] = val[p] + abs(p.second - y.second) + abs(x[p.first] - x[y.first]); Q.push({-val[y], y}); } } long long ans = 1e18; for(auto p : val){ if(p.first.first == g) ans = min(ans, p.second + p.first.second); } return ans; }

컴파일 시 표준 에러 (stderr) 메시지

walk.cpp: In function 'long long int min_distance(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>, int, int)':
walk.cpp:15:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   15 |  for(int i = 0; i < r.size(); i++){
      |                 ~~^~~~~~~~~~
walk.cpp:20:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |  for(int i = 0; i < x.size(); i++){
      |                 ~~^~~~~~~~~~
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...