diff --git a/Makefile b/Makefile
deleted file mode 100755
index 5228043..0000000
--- a/Makefile
+++ /dev/null
@@ -1,32 +0,0 @@
-JAVA  = /usr/bin/java
-# JAVAFLAGS = -version # -classpath $(LIBS)
-JAVAC = /usr/bin/javac
-JFLAGS = -g # -classpath $(LIBS)
-
-SRCS = uk/org/mafoo/wordsearch/GridFactory.java \
-	uk/org/mafoo/wordsearch/Bounds.java \
-	uk/org/mafoo/wordsearch/CouldNotPlaceWordException.java \
-	uk/org/mafoo/wordsearch/Direction.java \
-	uk/org/mafoo/wordsearch/DistributedRandomNumberGenerator.java \
-	uk/org/mafoo/wordsearch/Modes.java
-
-OBJS = ${SRCS:.java=.class}
-
-.SUFFIXES: .java .class
-
-all: build wordsearch.jar
-
-run: all
-	$(JAVA) uk.org.mafoo.wordsearch.GridFactory 15 15
-
-.java.class:
-	$(JAVAC) $(JFLAGS) $<
-
-build: $(OBJS)
-
-clean:
-	rm -f $(OBJS) wordsearch.jar wordsearch.war
-
-wordsearch.jar: build
-	jar cf $@ $(OBJS)
-	cp wordsearch.jar war/WEB-INF/lib
diff --git a/src/Makefile b/src/Makefile
deleted file mode 100755
index 3a57958..0000000
--- a/src/Makefile
+++ /dev/null
@@ -1,12 +0,0 @@
-CC=gcc
-CFLAGS=-DDEBUG_GRID_MAIN -std=c99 -g
-DEPS=dir.o rnd.o grid.o
-
-wordsearch: $(DEPS)
-	$(CC) -o wordsearch $(DEPS) $(CFLAGS)
-
-%.o: %.c 
-	$(CC) -c -o $@ $< $(CFLAGS)
-
-clean:
-	rm $(DEPS)
diff --git a/src/a.out b/src/a.out
deleted file mode 100755
index 7878bcb..0000000
Binary files a/src/a.out and /dev/null differ
diff --git a/src/dir.c b/src/dir.c
deleted file mode 100755
index ad37f48..0000000
--- a/src/dir.c
+++ /dev/null
@@ -1,39 +0,0 @@
-#include "dir.h"
-#include "rnd.h"
-
-int directions[] = {
-	DIRECTION_N,
-	DIRECTION_NE,
-	DIRECTION_E,
-	DIRECTION_SE,
-	DIRECTION_S,
-	DIRECTION_SW,
-	DIRECTION_W,
-	DIRECTION_NW
-};
-
-int get_direction(int simple)
-{
-	if (simple) {
-		if (random_number(0, 1) == 0) {
-			return DIRECTION_E;
-		} else {
-			return DIRECTION_S;
-		}
-	} else {
-		return directions[random_number(0, NUM_DIRECTIONS)];
-	}
-}
-
-#ifdef DEBUG_DIR_MAIN
-#include <stdio.h>
-
-int main()
-{
-	int n = 32;
-	while (--n > 0) {
-		printf("%d\n", get_direction(1));
-	}
-	return 0;
-}
-#endif
diff --git a/src/dir.h b/src/dir.h
deleted file mode 100755
index ff18361..0000000
--- a/src/dir.h
+++ /dev/null
@@ -1,19 +0,0 @@
-#ifndef WORDSEARCH_DIR
-#define WORDSEARCH_DIR
-
-enum direction {
-	DIRECTION_N,
-	DIRECTION_NE,
-	DIRECTION_E,
-	DIRECTION_SE,
-	DIRECTION_S,
-	DIRECTION_SW,
-	DIRECTION_W,
-	DIRECTION_NW
-};
-
-#define NUM_DIRECTIONS 8
-
-int get_direction(int simple);
-
-#endif
diff --git a/src/dir.o b/src/dir.o
deleted file mode 100755
index b5c48b4..0000000
Binary files a/src/dir.o and /dev/null differ
diff --git a/src/grid.c b/src/grid.c
deleted file mode 100755
index 94bb86d..0000000
--- a/src/grid.c
+++ /dev/null
@@ -1,197 +0,0 @@
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <stdarg.h>
-#include <ctype.h>
-
-#include "rnd.h"
-#include "dir.h"
-#include "grid.h"
-
-enum exitcodes {
-	EXIT_WORDTOOLONG,
-};
-
-bounds *get_bounds(int height, int width, enum direction direction, int length)
-{
-	if (length > height || length > width) {
-		return NULL;
-	}
-
-	length--;
-
-	bounds *b = (bounds *) malloc(sizeof(bounds));
-
-	b->min_x = 0;
-	b->max_x = width-1;
-	b->min_y = 0;
-	b->max_y = height-1;
-	if (direction == DIRECTION_N ||
-	    direction == DIRECTION_NE || direction == DIRECTION_NW) {
-		b->min_y = length;
-	}
-
-	if (direction == DIRECTION_W ||
-	    direction == DIRECTION_NW || direction == DIRECTION_SW) {
-		b->min_x = length;
-	}
-
-	if (direction == DIRECTION_E ||
-	    direction == DIRECTION_NE || direction == DIRECTION_SE) {
-		b->max_x = width - length;
-	}
-
-	if (direction == DIRECTION_S ||
-	    direction == DIRECTION_SW || direction == DIRECTION_SE) {
-		b->max_y = height - length;
-	}
-
-	return b;
-}
-
-int move_x(int x, enum direction d) {
-	if(
-			d == DIRECTION_E  ||
-			d == DIRECTION_NE ||
-			d == DIRECTION_SE
-	  ) {
-		x++;
-	} else if (
-			d == DIRECTION_W  ||
-			d == DIRECTION_NW ||
-			d == DIRECTION_SW
-		  ) {
-		x--;
-	}
-
-	return x;
-}
-
-int move_y(int y, enum direction d) {
-	if(
-			d == DIRECTION_N  ||
-			d == DIRECTION_NE ||
-			d == DIRECTION_NW
-	  ) {
-		y--;
-	} else if (
-			d == DIRECTION_S  ||
-			d == DIRECTION_SE ||
-			d == DIRECTION_SW
-		  ) {
-		y++;
-	}
-
-	return y;
-}
-
-char **make_grid(char **words, int height, int width, int simple, int count)
-{
-	char **grid = init_grid(NULL, height, width);
-	for(int i=0; i<count; i++) {
-		int tries = 0;
-		int placed = 0;
-		while(tries++ < WORDSEARCH_MAXTRIES && placed == 0) {
-			if(place_word(words[i], grid, height, width, simple)) {
-				placed = 1;
-			}
-		}
-	}
-	return grid;
-}
-
-int place_word(char *word, char **grid, int height, int width, int simple)
-{
-	int dir = get_direction(simple);
-	bounds *b;
-
-	if (b = get_bounds(height, width, dir, strlen(word))) {
-		/* word will probably fit... */
-		int x, y;
-		x = random_number(b->min_x, b->max_x);
-		y = random_number(b->min_y, b->max_y);
-
-		char** tempgrid = init_grid(grid, height, width);
-		/* Now we have two copies of the grid, try to place the word... */
-		int i;
-		for(i=0; i<strlen(word); i++) {
-			if(!isalpha(word[i])) continue;
-			if(tempgrid[y][x] != '_') {
-				if(tempgrid[y][x] != word[i]) {
-					/* Failed to place word */
-					free_grid(tempgrid, height);
-					return 0;
-				} else {
-					/* word crossed ok! */
-				}
-			} else {
-				tempgrid[y][x] = word[i];
-			}
-
-			x = move_x(x, dir);
-			y = move_y(y, dir);
-		}
-
-		free_grid(grid, height);
-		free(b);
-		grid = tempgrid;
-		return 1;
-	} else {
-		/* word can't fit */
-		printf("[ERR] Word too long to place in this grid: %s\n", word);
-		exit(EXIT_WORDTOOLONG);
-	}
-
-}
-
-/* Clones or creates an empty grid - pass NULL in as old to get an empty grid */
-char **init_grid(char** old, int height, int width)
-{
-	int row, cell;
-	char **new = malloc(height * sizeof(char*));
-
-	for (row=0; row < height; row++) {
-		new[row] = malloc(width * sizeof(char));
-		for (cell=0; cell < width; cell++) {
-			if(old) {
-				new[row][cell] = old[row][cell];
-			} else {
-				new[row][cell] = '_';
-			}
-		}
-	}	
-
-	return new;
-}
-
-void free_grid(char** grid, int height) {
-	for (int i=0; i<height; i++) {
-		free(grid[i]);
-	}
-	free(grid);
-}
-
-void print_grid(char** grid, int height) {
-	for(int i=0; i<height; i++) {
-		if(grid[i] == NULL) {
-			printf("row error\n");
-		} else {
-			printf("%s\n", grid[i]);
-		}
-	}
-}
-
-#ifdef DEBUG_GRID_MAIN
-#include <stdio.h>
-int main()
-{
-	char *words[4] = {
-		"test",
-		"word",
-		"longer",
-		"verylong"
-	};
-	char **grid = make_grid(words, 10, 10, 0, 4);
-	print_grid(grid, 4);
-}
-#endif
diff --git a/src/grid.h b/src/grid.h
deleted file mode 100755
index 2019bb9..0000000
--- a/src/grid.h
+++ /dev/null
@@ -1,26 +0,0 @@
-#ifndef WORDSEARCH_GRID
-#define WORDSEARCH_GRID
-
-#define WORDSEARCH_MAXTRIES 500
-
-char **make_grid(char **words, int height, int width, int simple, int count);
-
-typedef struct bounds {
-	int min_y;
-	int max_y;
-	int min_x;
-	int max_x;
-} bounds;
-
-/* returns NULL if cannot fit word; caller needs to free() the response */
-bounds *get_bounds(int height, int width, enum direction direction, int length);
-
-int place_word(char *word, char **grid, int height, int width, int simple);
-
-char **init_grid(char** old, int height, int width);
-void free_grid(char** grid, int height);
-int move_x(int x, enum direction d);
-int move_y(int y, enum direction d);
-void print_grid(char** grid, int height);
-
-#endif
diff --git a/src/grid.o b/src/grid.o
deleted file mode 100755
index 41aa031..0000000
Binary files a/src/grid.o and /dev/null differ
diff --git a/src/rnd.c b/src/rnd.c
deleted file mode 100755
index 8c7bd0e..0000000
--- a/src/rnd.c
+++ /dev/null
@@ -1,90 +0,0 @@
-#include <stdlib.h>
-#include <stdio.h>
-#include <time.h>
-
-#include "rnd.h"
-
- /* https://www.math.cornell.edu/~mec/2003-2004/cryptography/subs/frequencies.html */
-
-#define ALPHABET_SIZE 26
-#define RND_MAXINT 10000
-
-struct letter_frequency {
-	int p;			/* pegged to 10000 rather than 1 */
-	char c;
-} letter_frequencies[] = {
-	{
-	7, 'Z'}, {
-	10, 'J'}, {
-	11, 'Q'}, {
-	17, 'X'}, {
-	69, 'K'}, {
-	111, 'V'}, {
-	149, 'B'}, {
-	182, 'P'}, {
-	203, 'G'}, {
-	209, 'W'}, {
-	211, 'Y'}, {
-	230, 'F'}, {
-	261, 'M'}, {
-	271, 'C'}, {
-	288, 'U'}, {
-	398, 'L'}, {
-	432, 'D'}, {
-	592, 'H'}, {
-	602, 'R'}, {
-	628, 'S'}, {
-	695, 'N'}, {
-	731, 'I'}, {
-	768, 'O'}, {
-	812, 'A'}, {
-	910, 'T'}, {
-1202, 'E'},};
-
-/* from http://stackoverflow.com/questions/822323/how-to-generate-a-random-number-in-c */
-int random_number(int min_num, int max_num)
-{
-	static int initialised = 0;
-	int result = 0;
-	int low_num = 0;
-	int hi_num = 0;
-	if (min_num < max_num) {
-		low_num = min_num;
-		hi_num = max_num + 1;	// this is done to include max_num in output.
-	} else {
-		low_num = max_num + 1;	// this is done to include max_num in output.
-		hi_num = min_num;
-	}
-	if (!initialised) {
-		srand(time(NULL));
-		initialised = 1;
-	}
-	result = (rand() % (hi_num - low_num)) + low_num;
-	return result;
-}
-
-char get_random_letter()
-{
-	int rnd = random_number(0, RND_MAXINT);
-	for (int i = 0; i < ALPHABET_SIZE; i++) {
-		if (rnd < letter_frequencies[i].p) {
-			return letter_frequencies[i].c;
-		}
-		rnd -= letter_frequencies[i].p;
-	}
-	return '\0';
-}
-
-#ifdef DEBUG_RND_MAIN
-#include <stdio.h>
-
-int main()
-{
-	int n = 32;
-	while (--n > 0) {
-		printf("%c", get_random_letter());
-	}
-	return 0;
-}
-
-#endif
diff --git a/src/rnd.h b/src/rnd.h
deleted file mode 100755
index 624fcb9..0000000
--- a/src/rnd.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef WORDSEARCH_RND
-#define WORDSEARCH_RND
-
-char get_random_letter();
-int random_number(int min_num, int max_num);
-
-#endif
diff --git a/src/rnd.o b/src/rnd.o
deleted file mode 100755
index 9003e0b..0000000
Binary files a/src/rnd.o and /dev/null differ
diff --git a/src/t b/src/t
deleted file mode 100755
index ab0dbb5..0000000
Binary files a/src/t and /dev/null differ
diff --git a/src/t.c b/src/t.c
deleted file mode 100755
index 6148e2f..0000000
--- a/src/t.c
+++ /dev/null
@@ -1,17 +0,0 @@
-char** t(int a, int b);
-char** t(int a, int b) {
-	char t[a][b];
-	int i, j;
-	for (i=0; i<a; i++) {
-		for (j=0; j<b; j++) {
-			t[i][j] = 'x';
-		}
-	}
-
-	return t;
-}
-
-int main() {
-	char **thing = t(5, 8);
-	exit(1);
-}
diff --git a/src/tags b/src/tags
deleted file mode 100755
index 11b115c..0000000
--- a/src/tags
+++ /dev/null
@@ -1,49 +0,0 @@
-!_TAG_FILE_FORMAT	2	/extended format; --format=1 will not append ;" to lines/
-!_TAG_FILE_SORTED	1	/0=unsorted, 1=sorted, 2=foldcase/
-!_TAG_PROGRAM_AUTHOR	Darren Hiebert	/dhiebert@users.sourceforge.net/
-!_TAG_PROGRAM_NAME	Exuberant Ctags	//
-!_TAG_PROGRAM_URL	http://ctags.sourceforge.net	/official site/
-!_TAG_PROGRAM_VERSION	5.9~svn20110310	//
-ALPHABET_SIZE	rnd.c	9;"	d	file:
-DIRECTION_E	dir.h	/^	DIRECTION_E,$/;"	e	enum:direction
-DIRECTION_N	dir.h	/^	DIRECTION_N,$/;"	e	enum:direction
-DIRECTION_NE	dir.h	/^	DIRECTION_NE,$/;"	e	enum:direction
-DIRECTION_NW	dir.h	/^	DIRECTION_NW$/;"	e	enum:direction
-DIRECTION_S	dir.h	/^	DIRECTION_S,$/;"	e	enum:direction
-DIRECTION_SE	dir.h	/^	DIRECTION_SE,$/;"	e	enum:direction
-DIRECTION_SW	dir.h	/^	DIRECTION_SW,$/;"	e	enum:direction
-DIRECTION_W	dir.h	/^	DIRECTION_W,$/;"	e	enum:direction
-EXIT_WORDTOOLONG	grid.c	/^	EXIT_WORDTOOLONG,$/;"	e	enum:exitcodes	file:
-NUM_DIRECTIONS	dir.h	15;"	d
-RND_MAXINT	rnd.c	10;"	d	file:
-WORDSEARCH_DIR	dir.h	2;"	d
-WORDSEARCH_GRID	grid.h	2;"	d
-WORDSEARCH_MAXTRIES	grid.h	4;"	d
-WORDSEARCH_RND	rnd.h	2;"	d
-bounds	grid.h	/^typedef struct bounds {$/;"	s
-bounds	grid.h	/^} bounds;$/;"	t	typeref:struct:bounds
-c	rnd.c	/^	char c;$/;"	m	struct:letter_frequency	file:
-direction	dir.h	/^enum direction {$/;"	g
-directions	dir.c	/^int directions[] = {$/;"	v
-exitcodes	grid.c	/^enum exitcodes {$/;"	g	file:
-free_grid	grid.c	/^void free_grid(char** grid, int height) {$/;"	f
-get_bounds	grid.c	/^bounds *get_bounds(int height, int width, enum direction direction, int length)$/;"	f
-get_direction	dir.c	/^int get_direction(int simple)$/;"	f
-get_random_letter	rnd.c	/^char get_random_letter()$/;"	f
-init_grid	grid.c	/^char **init_grid(char** old, int height, int width)$/;"	f
-letter_frequencies	rnd.c	/^} letter_frequencies[] = {$/;"	v	typeref:struct:letter_frequency
-letter_frequency	rnd.c	/^struct letter_frequency {$/;"	s	file:
-main	dir.c	/^int main()$/;"	f
-main	grid.c	/^int main()$/;"	f
-main	rnd.c	/^int main()$/;"	f
-make_grid	grid.c	/^char **make_grid(char **words, int height, int width, int simple, int count)$/;"	f
-max_x	grid.h	/^	int max_x;$/;"	m	struct:bounds
-max_y	grid.h	/^	int max_y;$/;"	m	struct:bounds
-min_x	grid.h	/^	int min_x;$/;"	m	struct:bounds
-min_y	grid.h	/^	int min_y;$/;"	m	struct:bounds
-move_x	grid.c	/^int move_x(int x, enum direction d) {$/;"	f
-move_y	grid.c	/^int move_y(int y, enum direction d) {$/;"	f
-p	rnd.c	/^	int p;			\/* pegged to 10000 rather than 1 *\/$/;"	m	struct:letter_frequency	file:
-place_word	grid.c	/^int place_word(char *word, char **grid, int height, int width, int simple)$/;"	f
-print_grid	grid.c	/^void print_grid(char** grid, int height) {$/;"	f
-random_number	rnd.c	/^int random_number(int min_num, int max_num)$/;"	f
diff --git a/src/wordsearch b/src/wordsearch
deleted file mode 100755
index 779b599..0000000
Binary files a/src/wordsearch and /dev/null differ