Why does scanf ask twice for input when there's a newline at the end of the format string?

Question

#include 
#include 
#include 

char *method1(void)
{
    static char a[4];
    scanf(\"%s\\n\", a);
    return a;
}

i         


        

Answer 1

Don't use the escape sequence in scanf stdio function

     scanf ("%s", a);