View Compilation Error

0_0_26463986_12217.cpp: In function 'bool islegal(int, int)':
0_0_26463986_12217.cpp:36:31: error: 'n' was not declared in this scope
  if(x+d1x[dir]>0&&x+d1x[dir]<=n&&y+d1y[dir]>0&&y+d1y[dir]<=m&&g[x+d1x[dir]][y+d1y[dir]] == '#') return false;
                               ^
0_0_26463986_12217.cpp:36:60: error: 'm' was not declared in this scope
  if(x+d1x[dir]>0&&x+d1x[dir]<=n&&y+d1y[dir]>0&&y+d1y[dir]<=m&&g[x+d1x[dir]][y+d1y[dir]] == '#') return false;
                                                            ^
0_0_26463986_12217.cpp:37:31: error: 'n' was not declared in this scope
  if(x+d2x[dir]>0&&x+d2x[dir]<=n&&y+d2y[dir]>0&&y+d2y[dir]<=m&&g[x+d2x[dir]][y+d2y[dir]] == '#') return false;
                               ^
0_0_26463986_12217.cpp:37:60: error: 'm' was not declared in this scope
  if(x+d2x[dir]>0&&x+d2x[dir]<=n&&y+d2y[dir]>0&&y+d2y[dir]<=m&&g[x+d2x[dir]][y+d2y[dir]] == '#') return false;
                                                            ^