if-div_1.c

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

int div2(int *n)
{
	int d;
	int *b = n;
	int c = *b;

	d = c / 2;
	return (d);
}

int div3(int *n)
{
	int d;
	int *b = n;
	int c = *b;

	d = c / 3;
	return (d);
}

int div5(int *n)
{
	int d;
	int *b = n;
	int c = *b;

	d = c / 5;
	return (d);
}

int div7(int *n)
{
	int d;
	int *b = n;
	int c = *b;

	d = c / 7;
	return (d);
}

/*int *toArray(int n)
{
	int m = n;
	int digit = 0;

	while (m)
	{
		digit++;
		m /= 10
	}
	char* arr;
	char arr1[digit];

	arr = (char*)malloc(digit);
	int index = 0;
	while (n)
	{
		arr1[++index] = n % 10 + '0';
		n /= 10;
	}
	int i;
	for (i = 0; i < index; i++)
	{
	arr[i] = arr1[index - i];
	}
	arr[i] = '\0';
	return (char*) arr;	
}*/

int main()
{
	int n;

	n = 17115;
	printf("size of n :%ld\n", sizeof(n));
	/*printf("string of n:%ld", strlen(toArray));*/

	if(n % 2 == 0)
	{
		printf("%d = %d * 2\n",n ,div2(&n));
	}
	if(n % 3 == 0)
	{
		printf("%d = %d * 3\n",n ,div3(&n));
	}
	if(n % 5 == 0)
	{
		printf("%d = %d * 5\n",n ,div5(&n));
	}
	if(n % 7 == 0)
	{
		printf("%d = %d * 7\n",n ,div7(&n));
	}
	else
		printf("Try again\n");

	return (0);
}