Compilare: user.cpp: In function ‘int main()’: user.cpp:16:22: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(viz[sir[i]]>=1) lungime++,viz[s[i]]++; ^ user.cpp:16:46: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(viz[sir[i]]>=1) lungime++,viz[s[i]]++; ^ user.cpp:18:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] viz[s[i]]=1; ^ user.cpp:23:25: warning: array subscript has type ‘char’ [-Wchar-subscripts] viz[s[x]]--; ^ user.cpp:25:31: warning: array subscript has type ‘char’ [-Wchar-subscripts] viz[s[inc]]--; ^ user.cpp:27:34: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(viz[s[inc]]==0){ ^