#include <stdio.h>

char decrypt(int shift, char c);
char encrypt(int shift, char c);

int main()
{
	char character;
	char decision;
	int decisionMade = 0;
	int shift;
	char (*crypt)(int, char);

	printf("please enter the shift amount:");
	scanf("%d", &shift);
	while (!decisionMade)
	{
		printf("would you like to encrypt (e) or decrypt (d)?");
		decision = getchar();
		if(decision == 'e')
		{
			crypt = encrypt;
			decisionMade = 1;
		}
		else if(decision == 'd')
		{
			crypt = decrypt;
			decisionMade = 1;
		}
	}
	return 0;
}

char decrypt(int shift, char c)
{
	return c;
}

char encrypt(int shift, char c)
{
	return c;
}