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

#define MAXSIZE 	20
#define LEDROWS		3

#define DRAW(x,y)	do{c = (pattern[(*p - 0x30)] & x) ? y:' ';printf("%c", c);}while(0);

/* Non-digits are ignored */

int main(int argc, char **argv)
{

	char	c, *p, pattern[] = {0x7B, 0x12, 0x3D, 0x6D, 0x4E, 0x67, 0x77, 0x49, 0x7F, 0x6F};
	int i, j;

	if(argc < 2) {
		printf("usage: fun foo - where foo is a set of digits\n");
		exit(1);
	}

	if(strlen(argv[1]) > MAXSIZE)
		argv[1][MAXSIZE] = '\0';
	
	printf("\n");

	for(i = 0; i < LEDROWS; i++) {
		p = argv[1];
		while(*p) {
		if(*p >= 0x30 && *p <= 0x39) {
			switch(i) {

				case 0: 
					printf(" ");
					DRAW(1,'_')
					printf(" ");
					break;
				case 1: 
					DRAW(2,'|')
					DRAW(4,'_')
					DRAW(8,'|')
					break;
				case 2:
					DRAW(16,'|')
					DRAW(32,'_')
					DRAW(64,'|')
			}
		printf(" ");
		}

		
		p++;
	}
	printf("\n");
	}


}