Eroare de compilare: user.cpp:2:16: error: math: No such file or directory user.cpp:24:2: warning: no newline at end of file user.cpp: In function 'int prim(int)': user.cpp:5: error: 'sqrt' was not declared in this scope user.cpp:6: error: lvalue required as left operand of assignment user.cpp: In function 'int main()': user.cpp:11: error: 'assign' was not declared in this scope user.cpp:11: error: expected `;' before 'f' user.cpp:12: error: expected `;' before 'g' user.cpp:13: error: 'f' was not declared in this scope user.cpp:19: warning: suggest parentheses around assignment used as truth value user.cpp:21: error: 'g' was not declared in this scope user.cpp:21: error: 'pow' was not declared in this scope