poti sa-l verifici https://onlinegdb.com/Byx9l9M5m [click pe run]
sau
ia-l direct, merge
#include <stdio.h>
int
main ()
{
int a;
printf ("Introduceti numarul: ");
scanf ("%d", &a);
printf ("Sir generat: %d", a - 2);
printf (" ; %d", a - 1);
printf (" ; %d", a);
printf (" ; %d", a + 1);
printf (" ; %d", a + 2);
return 0;
}