Compilare: user.cpp: In function ‘void adaugareHash()’: user.cpp:25:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < s1.size(); ++i) ^ user.cpp:23:26: warning: unused variable ‘strln’ [-Wunused-variable] unsigned int nr1 = 0,strln, putere = 1,e = 0; ^ user.cpp: In function ‘void citire()’: user.cpp:57:18: warning: unused variable ‘a’ [-Wunused-variable] unsigned int a = 0; ^ user.cpp: In function ‘void verificare(unsigned int)’: user.cpp:71:18: warning: unused variable ‘e’ [-Wunused-variable] unsigned int e = 0, k = dim - 1; ^ user.cpp:71:25: warning: unused variable ‘k’ [-Wunused-variable] unsigned int e = 0, k = dim - 1; ^ user.cpp: In function ‘int main()’: user.cpp:91:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = strln - 1; i >= strln - dim; --i) ^