#include <stdio.h>

#include <string.h>

#include <stdlib.h>

int f(int s);

typedef struct 

{

	char *str;

}str;

int main(int argc, char const *argv[])

{

	str *a = (str *)malloc(sizeof(str));

	a->str = (char*)malloc(10);

	strcpy(a->str,"Hellol");

	printf("%s\n", f(3));

	return 0;

}

int f(int s){}