Some testing with C

sample.c

#include <stdio.h>
#include <stdlib.h>

int main(){
	int *ptr_one;

	ptr_one = (int *)malloc(sizeof(int)*10);

	if (ptr_one == 0)
	{
		printf("ERROR: Out of memory\n");
		return 1;
	}

	*ptr_one++ = 25;
	printf("%d\n", *ptr_one++);

	return 0;
}