Compilare: main.cpp: In member function 'bool punct::operator<(punct&) const': main.cpp:13:38: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 13 | return (x<other.x||x==other.x&&y<other.y); | ~~~~~~~~~~^~~~~~~~~~~ main.cpp: In function 'bool sortbycomp(punct, punct)': main.cpp:20:30: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 20 | return (a.x<b.x||a.x==b.x&&a.y<b.y); | ~~~~~~~~^~~~~~~~~