Submission #41690

#	Time	Username	Problem	Language	Result	Execution time	Memory
41690		gabrielsimoes	Cop and Robber (BOI14_coprobber)	C++14	Compilation error	0 ms	0 KiB

coprobber

#include "coprobber.h"
#include <bits/stdc++.h>
using namespace std;

vector<int> g[MAX_N];
int pos = 0, width = 1;

int start(int N, bool A[MAX_N][MAX_N]) {
  for (int i = 0; i < N; i++) {
    for (int k = 0; k < N; k++) {
      if (A[i][k]) {
        g[i].push_back(k);
      }
    }
  }

  while (g[width].size() == 3) width++;
  width++;

  return 0;
}

int nextMove(int R) {
  int copX = pos % width, copY = pos / width;
  int robberX = R % width, robberY = R % width;
  int distX = abs(copX - robberX), distY = abs(copY - robberY);

  if (distX > distY)
    return cop = cop + (robberX < copX ? -1 : 1);
  else if (distY > distX)
    return cop = cop + (robberY < copY ? -1 : 1) * width;
  else
    return cop;
}

Compilation message (stderr)

coprobber.cpp: In function 'int nextMove(int)':
coprobber.cpp:29:12: error: 'cop' was not declared in this scope
     return cop = cop + (robberX < copX ? -1 : 1);
            ^~~
coprobber.cpp:29:12: note: suggested alternative: 'copY'
     return cop = cop + (robberX < copX ? -1 : 1);
            ^~~
            copY
coprobber.cpp:31:12: error: 'cop' was not declared in this scope
     return cop = cop + (robberY < copY ? -1 : 1) * width;
            ^~~
coprobber.cpp:31:12: note: suggested alternative: 'copY'
     return cop = cop + (robberY < copY ? -1 : 1) * width;
            ^~~
            copY
coprobber.cpp:33:12: error: 'cop' was not declared in this scope
     return cop;
            ^~~
coprobber.cpp:33:12: note: suggested alternative: 'copY'
     return cop;
            ^~~
            copY