Borderou de evaluare (job #503519)

Compilare: user.c: In function 'nrVeciniDiferiti': user.c:22:11: warning: array subscript has type 'char' [-Wchar-subscripts] user.c:23:9: warning: array subscript has type 'char' [-Wchar-subscripts] user.c:24:11: warning: array subscript has type 'char' [-Wchar-subscripts] user.c:27:7: warning: array subscript has type 'char' [-Wchar-subscripts] user.c: In function 'main': user.c:59:9: warning: array subscript has type 'char' [-Wchar-subscripts] user.c:61:11: warning: array subscript has type 'char' [-Wchar-subscripts] user.c:62:13: warning: array subscript has type 'char' [-Wchar-subscripts] user.c:44:9: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result]