Compilare: main.cpp: In function 'int rez(long long int, int)': main.cpp:39:27: warning: array subscript has type 'char' [-Wchar-subscripts] if(cnt+i<v[aux].size() && v[aux][cnt+i]<=x)cnt+=i; ^ main.cpp:39:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(cnt+i<v[aux].size() && v[aux][cnt+i]<=x)cnt+=i; ~~~~~^~~~~~~~~~~~~~ main.cpp:39:44: warning: array subscript has type 'char' [-Wchar-subscripts] if(cnt+i<v[aux].size() && v[aux][cnt+i]<=x)cnt+=i; ^ main.cpp:44:19: warning: array subscript has type 'char' [-Wchar-subscripts] int nr=fr[rez1],nrcaps=fr[caps(rez1)]; ^ main.cpp:44:41: warning: array subscript has type 'char' [-Wchar-subscripts] int nr=fr[rez1],nrcaps=fr[caps(rez1)]; ^ main.cpp: In function 'int main()': main.cpp:66:22: warning: array subscript has type 'char' [-Wchar-subscripts] for(auto i:s)fr[i]++,frc[caps(i)]++; ^ main.cpp:66:37: warning: array subscript has type 'char' [-Wchar-subscripts] for(auto i:s)fr[i]++,frc[caps(i)]++; ^ main.cpp:67:21: warning: array subscript has type 'char' [-Wchar-subscripts] for(auto i:s)v[i].push_back(i); ^ main.cpp: In function 'int rez(long long int, int)': main.cpp:62:1: warning: control reaches end of non-void function [-Wreturn-type] } ^