Compilare: main.c: In function 'Factor': main.c:88:15: warning: array subscript has type 'char' [-Wchar-subscripts] 88 | num=v2[v[Index]]; | ~^~~~~~~ main.c: In function 'main': main.c:143:7: warning: array subscript has type 'char' [-Wchar-subscripts] 143 | v2[a]=1-v2[a]; | ^ main.c:143:15: warning: array subscript has type 'char' [-Wchar-subscripts] 143 | v2[a]=1-v2[a]; | ^ main.c:133:7: warning: variable 'n' set but not used [-Wunused-but-set-variable] 133 | int n,m,i; | ^