Compilare: main.c: In function 'fill': main.c:26:6: warning: array subscript has type 'char' [-Wchar-subscripts] 26 | amf[l][c] = 1; | ^ main.c:26:9: warning: array subscript has type 'char' [-Wchar-subscripts] 26 | amf[l][c] = 1; | ^ main.c:27:19: warning: array subscript has type 'char' [-Wchar-subscripts] 27 | if ( !amf[l + 1][c] && mat[l + 1][c] == nr ) | ^ main.c:27:36: warning: array subscript has type 'char' [-Wchar-subscripts] 27 | if ( !amf[l + 1][c] && mat[l + 1][c] == nr ) | ^ main.c:29:12: warning: array subscript has type 'char' [-Wchar-subscripts] 29 | if ( !amf[l][c + 1] && mat[l][c + 1] == nr ) | ^ main.c:29:29: warning: array subscript has type 'char' [-Wchar-subscripts] 29 | if ( !amf[l][c + 1] && mat[l][c + 1] == nr ) | ^ main.c:31:19: warning: array subscript has type 'char' [-Wchar-subscripts] 31 | if ( !amf[l - 1][c] && mat[l - 1][c] == nr ) | ^ main.c:31:36: warning: array subscript has type 'char' [-Wchar-subscripts] 31 | if ( !amf[l - 1][c] && mat[l - 1][c] == nr ) | ^ main.c:33:12: warning: array subscript has type 'char' [-Wchar-subscripts] 33 | if ( !amf[l][c - 1] && mat[l][c - 1] == nr ) | ^ main.c:33:29: warning: array subscript has type 'char' [-Wchar-subscripts] 33 | if ( !amf[l][c - 1] && mat[l][c - 1] == nr ) | ^