제출 #516622

#제출 시각아이디문제언어결과실행 시간메모리
516622DanerZeinVision Program (IOI19_vision)C++14
0 / 100
9 ms1192 KiB
#include "vision.h"
#include <bits/stdc++.h>
using namespace std;
int pos[210][210];
void construct_network(int H, int W, int K) {
  int id=0;
  for(int i=0;i<H;i++){
    for(int j=0;j<W;j++){
      pos[i][j]=id++;
    }
  }
  vector<int> qu; 
  int a;
  for(int i=0;i<H;i++){
    qu.clear();
    for(int j=0;j<W;j++){
      qu.push_back(pos[i][j]);
    }
    a=add_or(qu);
  }
  int b;
  for(int i=0;i<W;i++){
    qu.clear();
    for(int j=0;j<H;j++){
      qu.push_back(pos[j][i]);
    }
    b=add_or(qu);
  }
  int q;
  vector<int> imp;
  qu.clear();
  for(int i=H*W;i<=a;i++){
    qu.push_back(i);
  }
  q=add_xor(qu);
  qu.clear();
  for(int i=a+1;i<=b;i++){
    qu.push_back(i);
  }
  q=add_xor(qu);
  qu.clear(); qu={q,q-1};
  imp.push_back(add_or(qu));
  int r;
  for(int i=0;i<H-1;i++){
    qu.clear(); qu={a,a+1};
    r=add_and(qu);
    a++;
  }
  for(int j=0;j<W-1;j++){
    qu.clear(); qu={b,b+1};
    r=add_and(qu);
    b++;
  }
  qu.clear();
  for(int i=q+1;i<=r;i++){
    qu.push_back(i);
  }
  imp.push_back(add_or(qu));
  q=add_and(imp);
  return;
}

컴파일 시 표준 에러 (stderr) 메시지

vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:13:7: warning: 'a' may be used uninitialized in this function [-Wmaybe-uninitialized]
   13 |   int a;
      |       ^
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