Eroare de compilare: user.cpp: In function ‘void upA(int, int, int, int, int, tt*&)’: user.cpp:46:14: error: no matching function for call to ‘tt::up()’ node->up(); ^ user.cpp:46:14: note: candidate is: user.cpp:35:10: note: void tt::up(int, int) void up(int x,int y) ^ user.cpp:35:10: note: candidate expects 2 arguments, 0 provided user.cpp: At global scope: user.cpp:64:1: error: expected initializer before ‘int’ int main(void) ^