#include<stdio.h>
#include<stdlib.h>
#define MAX 20

extern char *encode(char *,char *);

int main(int argc, char *argv[])
{
	char stringa[20],tabella[26];
	int i;
	FILE *fp;
	if((fp=fopen("prova.txt","r"))==NULL)
	{
		printf("\nUnable to open file\n");
		return 1;
	}
	for(i=0;i<26;i++)
	{
		fgets(stringa,5,fp);
		tabella[i]=stringa[1];
	}
	fclose(fp);
	printf("Inserisci stringa da crittografare: ");
	gets(stringa);
	if(strlen(stringa)>20){
		printf("Stringa troppo lunga, crasherei!");
		return 2;
	}
	printf("%s", encode(stringa,tabella));
	return 0;
}