Compilare: user.cpp: In function ‘int elem(int, int&, char*, int*)’: user.cpp:51:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (s[i]!='+'&&s[i]!='-'&&i<strlen(s)) ^ user.cpp:60:27: warning: array subscript has type ‘char’ [-Wchar-subscripts] rez=rez*v[s[i]]; ^ user.cpp: In function ‘int rez(int, int&)’: user.cpp:86:38: warning: array subscript has type ‘char’ [-Wchar-subscripts] v[fn[x].var[j]]=par[ap[i]]; ^ user.cpp:94:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (i<strlen(ap)) ^ user.cpp:101:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (q<strlen(fn[x].sir)) ^ user.cpp: In function ‘int main()’: user.cpp:115:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] par[s[0]]=numar(i,s); ^