Compilare: user.cpp: In function ‘bool Rotate(Treap*&, int, int)’: user.cpp:172:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp:168:22: warning: ‘A’ is used uninitialized in this function [-Wuninitialized] Split(A, C, D, x); ^ user.cpp:169:18: warning: ‘D’ is used uninitialized in this function [-Wuninitialized] D->rev = true; ^ user.cpp:170:18: warning: ‘C’ is used uninitialized in this function [-Wuninitialized] Join(A, C, D); ^ user.cpp:171:21: warning: ‘B’ is used uninitialized in this function [-Wuninitialized] Join(Node, A, B); ^ user.cpp: In function ‘void EraseSequence(Treap*&, int, int)’: user.cpp:177:22: warning: ‘A’ is used uninitialized in this function [-Wuninitialized] Split(A, C, D, x); ^ user.cpp:178:21: warning: ‘C’ is used uninitialized in this function [-Wuninitialized] Join(Node, C, B); ^ user.cpp:178:21: warning: ‘B’ is used uninitialized in this function [-Wuninitialized]