Compilare: user.cpp: In function ‘short int lee(char, char)’: user.cpp:37:7: warning: array subscript has type ‘char’ [-Wchar-subscripts] a[xs][ys] = 1; ^ user.cpp:37:11: warning: array subscript has type ‘char’ [-Wchar-subscripts] a[xs][ys] = 1; ^ user.cpp:45:15: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!a[x2][y2] && b[x2][y2] != 1 && b[x2][y2] != 3 && b[x2][y2] != -1) a[x2][y2] = a[x][y] + 1; ^ user.cpp:45:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!a[x2][y2] && b[x2][y2] != 1 && b[x2][y2] != 3 && b[x2][y2] != -1) a[x2][y2] = a[x][y] + 1; ^ user.cpp:45:28: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!a[x2][y2] && b[x2][y2] != 1 && b[x2][y2] != 3 && b[x2][y2] != -1) a[x2][y2] = a[x][y] + 1; ^ user.cpp:45:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!a[x2][y2] && b[x2][y2] != 1 && b[x2][y2] != 3 && b[x2][y2] != -1) a[x2][y2] = a[x][y] + 1; ^ user.cpp:45:46: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!a[x2][y2] && b[x2][y2] != 1 && b[x2][y2] != 3 && b[x2][y2] != -1) a[x2][y2] = a[x][y] + 1; ^ user.cpp:45:50: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!a[x2][y2] && b[x2][y2] != 1 && b[x2][y2] != 3 && b[x2][y2] != -1) a[x2][y2] = a[x][y] + 1; ^ user.cpp:45:64: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!a[x2][y2] && b[x2][y2] != 1 && b[x2][y2] != 3 && b[x2][y2] != -1) a[x2][y2] = a[x][y] + 1; ^ user.cpp:45:68: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!a[x2][y2] && b[x2][y2] != 1 && b[x2][y2] != 3 && b[x2][y2] != -1) a[x2][y2] = a[x][y] + 1; ^ user.cpp:45:81: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!a[x2][y2] && b[x2][y2] != 1 && b[x2][y2] != 3 && b[x2][y2] != -1) a[x2][y2] = a[x][y] + 1; ^ user.cpp:45:85: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!a[x2][y2] && b[x2][y2] != 1 && b[x2][y2] != 3 && b[x2][y2] != -1) a[x2][y2] = a[x][y] + 1; ^ user.cpp:45:92: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!a[x2][y2] && b[x2][y2] != 1 && b[x2][y2] != 3 && b[x2][y2] != -1) a[x2][y2] = a[x][y] + 1; ^ user.cpp:45:95: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(!a[x2][y2] && b[x2][y2] != 1 && b[x2][y2] != 3 && b[x2][y2] != -1) a[x2][y2] = a[x][y] + 1; ^ user.cpp:47:14: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(b[x2][y2] == 2) return a[x2][y2] - 1; ^ user.cpp:47:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(b[x2][y2] == 2) return a[x2][y2] - 1; ^ user.cpp:47:37: warning: array subscript has type ‘char’ [-Wchar-subscripts]