Compilare: main.cpp: In function 'Node* rotateRight(Node*)': main.cpp:79:24: warning: unused variable 't3' [-Wunused-variable] 79 | Node *x = y->left, *t3 = y->right; | ^~ main.cpp:80:26: warning: unused variable 't1' [-Wunused-variable] 80 | Node *t2 = x->right, *t1 = x->left; | ^~ main.cpp: In function 'Node* rotateLeft(Node*)': main.cpp:92:25: warning: unused variable 't1' [-Wunused-variable] 92 | Node *y = x->right, *t1 = x->left; | ^~ main.cpp:93:25: warning: unused variable 't3' [-Wunused-variable] 93 | Node *t2 = y->left, *t3 = y->right;; | ^~ main.cpp: In function 'Node* search(Node*, int)': main.cpp:173:1: warning: control reaches end of non-void function [-Wreturn-type] 173 | } | ^