제출 #147424

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
147424		Nucleist	Vision Program (IOI19_vision)	C++14	컴파일 에러	0 ms	0 KiB

vision

#include <bits/stdc++.h> 
#include "vision.h"
using namespace std; 
#define flash ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0)
#define debug(x) cerr << " - " << #x << ": " << x << endl;
#define debugs(x, y) cerr << " - " << #x << ": " << x << " " << #y << ": " << y << endl;
#define all(x) (x).begin(),(x).end()
#define sz(x) (ll)x.size()
#define ll long long
#define INF 1000000000
#define pb push_back
struct greateri
{
    template<class T>
    bool operator()(T const &a, T const &b) const { return a > b; }
};
map<pair<int,int>,int>gg;
void construct_network(int H,int W,int K)
{
  //flash;
  vector<int>zeros;
  for (int i = 0; i < H; ++i)
  {
     for (int j = 0; j < W; ++j)
     {
       int cell=i*W+j;
       zeros.pb(cell);
     }
  } 
  vector<pair<int,int>>usi;
  for (int i = 0; i < H; ++i)
  {
    for (int j = 0; j < W; ++j)
    {
      for (int ka = 0; ka < H; ++ka)
      {
        for (int c = 0; c < W; ++c)
        {
        	int cell1=i*W+j;
        	int cell2=ka*W+c;
        if(cell1!=cell2 && gg.find({min(cell1,cell2),max(cell1,cell2)})==gg.end())
        {
        int one,two;
          gg[{min(cell1,cell2),max(cell1,cell2)}]=1;
          vector<int>now;
          now.pb(cell1),now.pb(cell2);
          one=add_and(now);
          if((abs(i-ka)+abs(j-c)) == K)
            two=add_or(zeros);
          else two=add_and(zeros);
          usi.pb({one,two});
      	}
        }
      }
    }
  }
  int last1=last;
  last--;
  vector<int>lasti;
  for (int i = 0; i < usi.size(); i+=2)
  {
  	vector<int>now;
  	now.pb(usi[i].first);now.pb(usi[i].second);
    int fol = add_and(now);
    lasti.pb(fol);
  }
  int so = add_xor(lasti);
    //int xo = add_not(doi);
  return;
}
//code the AC sol !
// BS/queue/map

컴파일 시 표준 에러 (stderr) 메시지

vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:57:13: error: 'last' was not declared in this scope
   int last1=last;
             ^~~~
vision.cpp:57:13: note: suggested alternative: 'last1'
   int last1=last;
             ^~~~
             last1
vision.cpp:60:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int i = 0; i < usi.size(); i+=2)
                   ~~^~~~~~~~~~~~
vision.cpp:57:7: warning: unused variable 'last1' [-Wunused-variable]
   int last1=last;
       ^~~~~
vision.cpp:67:7: warning: unused variable 'so' [-Wunused-variable]
   int so = add_xor(lasti);
       ^~