Compilare: main.c: In function 'main': main.c:13:15: warning: implicit declaration of function 'malloc' [-Wimplicit-function-declaration] 13 | char *s = malloc(MAX_LINE); | ^~~~~~ main.c:13:15: warning: incompatible implicit declaration of built-in function 'malloc' main.c:2:1: note: include '<stdlib.h>' or provide a declaration of 'malloc' 1 | #include <stdio.h> +++ |+#include <stdlib.h> 2 |