Compilare: user.cpp: In function ‘int main()’: user.cpp:34:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < s.size(); i++) { ^ user.cpp:43:14: warning: array subscript has type ‘char’ [-Wchar-subscripts] p[*it] = plitere[i]; i++; ^ user.cpp:52:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < s.size(); i++) { ^ user.cpp:53:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (p[s[i]] == pmax) { ^ user.cpp:61:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < s.size(); i++) { ^ user.cpp:62:46: warning: array subscript has type ‘char’ [-Wchar-subscripts] interv.push_back(make_pair(i - p[s[i]], i + p[s[i]])); ^ user.cpp:62:59: warning: array subscript has type ‘char’ [-Wchar-subscripts] interv.push_back(make_pair(i - p[s[i]], i + p[s[i]])); ^ user.cpp:67:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < interv.size(); i++) { ^