Compilare: user.cpp: In constructor ‘Treap::Node::Node(Treap::Node*, Treap::Node*)’: user.cpp:27:22: warning: ‘Treap::Node::right’ will be initialized after [-Wreorder] Node *left, *right; ^ user.cpp:25:13: warning: ‘int Treap::Node::number’ [-Wreorder] int number; ^ user.cpp:30:9: warning: when initialized here [-Wreorder] Node(Node *p_left, Node *p_right) : left(p_left), right(p_right), number(0), desc(1 + (p_left ? p_left->desc : 0) + (p_right ? p_right->desc : 0)), reverse(0) {} ^ user.cpp: In member function ‘void Treap::erase(int, int)’: user.cpp:72:20: warning: variable ‘T’ set but not used [-Wunused-but-set-variable] Node *Ts, *T, *Tr; ^ user.cpp: In function ‘char parseChar(char*&, char*)’: user.cpp:183:22: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] while (i < limit && *i < 'A' || *i > 'Z') ++ i; ^ user.cpp: In function ‘int main(int, char**)’: user.cpp:206:39: warning: suggest parentheses around assignment used as truth value [-Wparentheses] while (ch = parseChar(cur_p, limit)) { ^