practice about string manupilation

test.c

#include <stdio.h>
#include <string.h>

int main(int argc, const char * argv []) {
  char *your_name_input = "";
  printf("Input your name >>");
  scanf("%s",&your_name_input);
  printf("Your name is %s; The length is %d.\n", &your_name_input,
	strlen(&your_name_input));
}