Compilare: main.cpp: In member function 'void heap::up(int)': main.cpp:20:18: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] 20 | while (p > 1 & a[h[p]] < a[h[p / 2]]) | ~~^~~ In member function 'void heap::push(int)', inlined from 'int main()' at main.cpp:73:19: main.cpp:43:11: warning: 'h.heap::n' may be used uninitialized [-Wmaybe-uninitialized] 43 | h[++n] = x; | ^~~ main.cpp: In function 'int main()': main.cpp:62:10: note: 'h.heap::n' was declared here 62 | heap h; | ^