Compilare: user.cpp: In constructor ‘treap::treap(int, int, treap*, treap*)’: user.cpp:14:16: warning: ‘treap::dr’ will be initialized after [-Wreorder] treap *st,*dr; ^ user.cpp:13:16: warning: ‘int treap::nr’ [-Wreorder] int key,pr,nr; ^ user.cpp:16:5: warning: when initialized here [-Wreorder] treap(int _key, int _pr, treap *_st, treap *_dr) : key(_key) , pr(_pr) , st(_st) , dr(_dr) , nr(0){}; ^