/*
	COMP 2401/2001 - W13

	String literals are constant strings stored in the data segment
	of the virtual memory.  You can read the individual chars like an array.

	You cannot change any element of a string literal

	mjh - 2013
*/

#include <stdio.h>


// where might you need a string literal?
// how about this function?
char digitToHex(int decimal){
	// reduce input modulo 16 so the only return a single hex digit
	return "0123456789ABCDEF"[decimalDigit % 16];
}

// how about common input/output?  
// These might be used throughout your code
char *warning1 = "Warning : input size too big";
char *warning2 = "Warning : input size too small";



int main(){

	printf("element of a string literal : %c\n", "12345"[1]);

	char a[] = "red fish";
	char* b  = "blue fish";

	a[1] = 'Q';
//	b[1] = 'X';   // ERROR!

	printf("string a=%s\n", a);
	printf("string b=%s\n", b);


}