Compilare: main.cpp: In constructor 'nodtreap::nodtreap()': main.cpp:16:19: warning: converting to non-pointer type 'int' from NULL [-Wconversion-null] 16 | this->key=NULL; | ^~~~ main.cpp: In member function 'nodtreap* Treap::inserare(nodtreap*, int)': main.cpp:71:5: warning: no return statement in function returning non-void [-Wreturn-type] 71 | } | ^ main.cpp:56:16: warning: infinite recursion detected [-Winfinite-recursion] 56 | nodtreap *inserare(nodtreap*n , int x) | ^~~~~~~~ main.cpp:63:29: note: recursive call 63 | n->st = inserare(n->st, x); | ~~~~~~~~^~~~~~~~~~ main.cpp:67:27: note: recursive call 67 | n->dr=inserare(n->dr, x); | ~~~~~~~~^~~~~~~~~~