//Converts 4 char phrases into hex codes
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#define MAX_PROMPT 5 
int main(void){
	long code;
	char tmp[MAX_PROMPT+1];
	while(1){
		printf("Enter %d chars:", MAX_PROMPT-1);
		fgets(tmp, MAX_PROMPT, stdin);
		__fpurge(stdin);
		code =   tmp[0];
		code <<= 8;
		code |=  tmp[1];
		code <<= 8;
		code |=  tmp[2];
		code <<= 8;
		code |=  tmp[3];
		printf(">>%x\n", code);	
	}
}