Compilare: main.cpp: In function 'int main()': main.cpp:12:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<s.size(); i++) ~^~~~~~~~~ main.cpp:13:16: warning: array subscript has type 'char' [-Wchar-subscripts] vf[s[i]]++; ^ main.cpp:29:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i<s.size()) { ~^~~~~~~~~ main.cpp:30:20: warning: array subscript has type 'char' [-Wchar-subscripts] if(i-p[s[i]]>ult) { ^ main.cpp:32:24: warning: array subscript has type 'char' [-Wchar-subscripts] mi=i+p[s[i]]; ^ main.cpp:34:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(j<mi and j<s.size()) { ~^~~~~~~~~ main.cpp:35:28: warning: array subscript has type 'char' [-Wchar-subscripts] if(j+p[s[j]]<mi) { ^ main.cpp:36:32: warning: array subscript has type 'char' [-Wchar-subscripts] mi=j+p[s[j]]; ^