제출 #1327630

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1327630		aren_dance	Computer Network (BOI14_network)	C++20	컴파일 에러	0 ms	0 KiB

network

#include "network.h"
#include <bits/stdc++.h>
using namespace std;
void findRoute(int n,int a,int b){
  int d=ping(a,b);
  vector<pair<int,int>> u;
  for(int i=1;i<=n;++i){
    if(i==a)
    continue;
    if(i==b)
    continue;
    int x=ping(a,i);
    int y=ping(b,i);
    if(x+y==d-1){
      u.push_back({x,a});
    }
  }
  sort(u.begin(),u.end());
  if(u.empty()){
    travelTo(b);
  }
  travelTo(u[0].second);
  int cnt=1;
  int cur=u[0].second;
  for(int i=1;i<int(u.size());++i){
    if(u[i].second<cnt){
      continue;
    }
    if(u[i].first==cnt){
      if(ping(cur,u[i].furst)==0){
        cur=u[i].second;
        travelTo(cur);
        cnt++;
      }
    }
  }
  travelTo(b);
}

컴파일 시 표준 에러 (stderr) 메시지

network.cpp: In function 'void findRoute(int, int, int)':
network.cpp:30:24: error: '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, int> >, std::pair<int, int> >::value_type' {aka 'struct std::pair<int, int>'} has no member named 'furst'; did you mean 'first'?
   30 |       if(ping(cur,u[i].furst)==0){
      |                        ^~~~~
      |                        first
grader.c: In function 'int main()':
grader.c:48:11: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   48 |     scanf ("%d%d%d%d", &N, &a, &b, &M);
      |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
grader.c:51:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   51 |             scanf("%d", &distance[u][v]);
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~