강의 18: 42

• #define _CRT_SECURE_NO_WARNINGS
  #include <stdio.h> 
  #include <stdlib.h> 
  
  int main()
  {
  	/* Array Versus Pointer */
  	const char* pt2 = "I am a String!.";
  	const char* pt3 = "I am a String!.";
  	const char* pt4 = "I am a String!!!!!!."; // <- different
  	const char ar1[] = "I am a String!.";
  	const char ar2[] = "I am a String!.";
  	const char ar3[] = "I am a String!!."; // <- different
  
  	
  
  	/* Memory address check */
  
  	/* Local variables */
  
  	printf("Stack high \t%llu %llu %llu\n",
  		(unsigned long long)&pt2, (unsigned long long)&pt3, (unsigned long long)&pt4);
  
  
  
  }

   

위코드를 실행하면 

Stack high      1096839066952 1096839066984 1096839067016

이렇게 포인터변수의주소가   32씩 차이나는데 이유가뭔가요? 

x64에서 실행하면 포인터변수의크기가 8바이트 아닌가요?