제출 #340908

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
340908	2020-12-28 13:41:05	pggp	Simurgh (IOI17_simurgh)	C++14	0 / 100	2 ms	1920 KiB

simurgh

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#include <bits/stdc++.h>
#include "simurgh.h"
using namespace std;
int k[30000];
vector < int > E[30000];
vector < int > E_id[30000];
bool used[30000];
int parent[30000];
int parent_road[30000];
int depth[30000];
vector < int > u_back, v_back;
vector < int > id;
vector < int > tree;
void dfs(int vertex){
  used[vertex] = true;
  for(int i = 0; i < E[vertex].size(); i++){
    int v = E[vertex][i];
    if(!used[v]){
      parent[v] = vertex;
      parent_road[v] = E_id[vertex][i];
      tree.push_back(parent_road[v]);
      //cout << vertex << " to " << v << endl;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

simurgh.cpp: In function 'void dfs(int)':
simurgh.cpp:23:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |  for(int i = 0; i < E[vertex].size(); i++){
      |                 ~~^~~~~~~~~~~~~~~~~~
simurgh.cpp: In function 'std::vector<int> find_roads(int, std::vector<int>, std::vector<int>)':
simurgh.cpp:64:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   64 |  for(int i = 0; i < v_back.size(); i++){
      |                 ~~^~~~~~~~~~~~~~~
simurgh.cpp:106:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  106 |   for (int j = 0; j < an.size(); ++j)
      |                   ~~^~~~~~~~~~~

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