#include<stdio.h>
struct node
{
	
	int i:31;
	int k:31;
	int j:3;
	double b;
	
	

} lk;
struct node1
{
	int i:8;
	int j:4;
	
	int k:3;
	double b;
}kll;
void text()
{
	int *p;
	char str[100];
	printf("%d\n",m(3+5));
	p=malloc(100);
	printf("%d\n",sizeof(p));
	printf("%d\n",sizeof(str));


	printf("%d\n",sizeof(lk));
	printf("%d\n",sizeof(kll));

}
int  m(int x)
{
	return 3*x*x; 
}


/*#include<stdio.h>
#include<string.h>
#include<malloc.h>
void GetMemory(char **p,int num)
{
	 *p=(char *)malloc(num);
	//return p;
}
main()
{
	char *str=NULL;
    GetMemory(&str,100);
	strcpy(str,"hello");
	printf("%s",str);
}
*/