Compilare: user.c: In function ‘main’: user.c:25:13: warning: array subscript has type ‘char’ [-Wchar-subscripts] s+=v[cifre[j]]; ^ user.c:35:13: warning: array subscript has type ‘char’ [-Wchar-subscripts] p=v2[cifre[j]]; ^ user.c:37:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] p*=v[cifre[k]]; ^ user.c:10:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&cerinta); ^