Compilare: user.cpp: In function ‘int main()’: user.cpp:50:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i<s.length()) ^ user.cpp:54:45: warning: array subscript has type ‘char’ [-Wchar-subscripts] summ=summ+max(ord[s[i-1]],ord[s[i+1]]); ^ user.cpp:54:57: warning: array subscript has type ‘char’ [-Wchar-subscripts] summ=summ+max(ord[s[i-1]],ord[s[i+1]]); ^ user.cpp:55:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int k=i;k<s.length();k++) ^