Compilare: user.cpp: In function ‘char Solve(char, char, char, char, char, char)’: user.cpp:35:11: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(M[a][nb][b][c][d] != 0) ^ user.cpp:35:15: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(M[a][nb][b][c][d] != 0) ^ user.cpp:35:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(M[a][nb][b][c][d] != 0) ^ user.cpp:35:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(M[a][nb][b][c][d] != 0) ^ user.cpp:35:24: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(M[a][nb][b][c][d] != 0) ^ user.cpp:36:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] return M[a][nb][b][c][d]; ^ user.cpp:36:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] return M[a][nb][b][c][d]; ^ user.cpp:36:26: warning: array subscript has type ‘char’ [-Wchar-subscripts] return M[a][nb][b][c][d]; ^ user.cpp:36:29: warning: array subscript has type ‘char’ [-Wchar-subscripts] return M[a][nb][b][c][d]; ^ user.cpp:36:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] return M[a][nb][b][c][d]; ^ user.cpp:53:16: warning: array subscript has type ‘char’ [-Wchar-subscripts] M[a][nb][b][c][d] = 1; ^ user.cpp:53:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] M[a][nb][b][c][d] = 1; ^ user.cpp:53:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] M[a][nb][b][c][d] = 1; ^ user.cpp:53:26: warning: array subscript has type ‘char’ [-Wchar-subscripts] M[a][nb][b][c][d] = 1; ^ user.cpp:53:29: warning: array subscript has type ‘char’ [-Wchar-subscripts] M[a][nb][b][c][d] = 1; ^ user.cpp:65:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] M[a][nb][b][c][d] = 1; ^ user.cpp:65:21: warning: array subscript has type ‘char’ [-Wchar-subscripts]