Compilare: main.cpp: In constructor 'Treap::Node::Node(int)': main.cpp:56:13: warning: 'Treap::Node::rev' will be initialized after [-Wreorder] int rev=0; ^ main.cpp:55:12: warning: 'int Treap::Node::sz' [-Wreorder] int sz=0; ^ main.cpp:57:5: warning: when initialized here [-Wreorder] Node(int _x=0): x(_x), y(rand()), rev(1), sz(1) {} ^~~~ main.cpp: In function 'int main()': main.cpp:176:9: warning: unused variable 'aux' [-Wunused-variable] int aux=get1(); ^~~