Compilare: main.cpp: In function 'int priority(char, char)': main.cpp:33:34: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 33 | if (a == '-' || a == '+' && b == '*' || b == '/') | ~~~~~~~~~^~~~~~~~~~~ main.cpp: In function 'long long int eval(long long int, long long int, char)': main.cpp:28:1: warning: control reaches end of non-void function [-Wreturn-type] 28 | } | ^