001_LearningC/013_ExploringVariables.c at master · CodePractice14/001_LearningC · GitHub

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#include <stdio.h>

int main()
{

	/** The size of diffrent types of variables **/
	char a;
	short b;
	int c;
	long d;
	float e;
	double f;

	printf("An char variable occupies %lu bytes of storage\n", sizeof(a));
	printf("An short variable occupies %lu bytes of storage\n", sizeof(b));
	printf("An int variable occupies %lu bytes of storage\n", sizeof(c));
	printf("An long variable occupies %lu bytes of storage\n", sizeof(d));
	printf("An float variable occupies %lu bytes of storage\n", sizeof(e));
	printf("An double variable occupies %lu bytes of storage\n", sizeof(f));

	struct stuff
	{
		int a;
		float b;
		char c[32];
	};

	printf("The structure 'stuff' occupies %lu bytes of storage\n", sizeof(struct stuff));


	/** Memory locations of variables **/
	int aa;
	char bb;
	float cc;

	puts("\nMemory locations:");
	printf("AA is at %p\n", &aa);
	printf("BB is at %p\n", &bb);
	printf("CC is at %p\n", &cc);

	return(0);
}