Eroare de compilare: user.cpp:173:9: error: ‘int nrx_treap::treap_size()’ conflicts with a previous declaration } ^ user.cpp:12:26: note: previous declaration ‘int nrx_treap::treap_size’ int treap_size = 0; ^ user.cpp: In member function ‘int nrx_treap::insert_node(nrx_treap::treap_node*&, int)’: user.cpp:94:28: error: no post-increment operator for type treap_size ++; ^ user.cpp: In member function ‘int nrx_treap::delete_node(nrx_treap::treap_node*&, int)’: user.cpp:130:28: error: no post-decrement operator for type treap_size --; ^ user.cpp: In member function ‘int nrx_treap::treap_size()’: user.cpp:172:20: error: cannot convert ‘nrx_treap::treap_size’ from type ‘int (nrx_treap::)()’ to type ‘int’ return treap_size; ^ user.cpp: In function ‘int main()’: user.cpp:180:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen( "zeap.in" , "r", stdin ); ^ user.cpp:181:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen( "zeap.out", "w", stdout ); ^ user.cpp:189:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d", &X ); ^ user.cpp:194:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d", &X ); ^ user.cpp:203:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d", &X ); ^ user.cpp: In member function ‘int nrx_treap::treap_size()’: user.cpp:173:9: warning: control reaches end of non-void function [-Wreturn-type] } ^