diff --git a/HNS/MB/main.py b/HNS/MB/main.py
new file mode 100644
index 0000000..e7c6c95
--- /dev/null
+++ b/HNS/MB/main.py
@@ -0,0 +1,82 @@
+from tkinter import *
+
+field_size = 10
+mode = 0
+
+empty_field = [' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
+               ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
+               ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
+               ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
+               ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
+               ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
+               ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
+               ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
+               ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
+               ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ']
+
+
+my_field = list(empty_field)
+enemy_field = list(empty_field)
+
+buttons = []
+
+
+def set_ship(field, row, col, size, direction):
+    if row < 0 or row > field_size - 1:
+        return
+
+    if col < 0 or col > field_size - 1:
+        return
+
+    if direction == 0:
+        if row + size > field_size:
+            return
+
+        for r in range(row, row + size):
+            index = r * field_size + col
+            field[index] = '1'
+
+    if direction == 1:
+        if col + size > field_size - 1:
+            return
+
+        for c in range(col, col + size):
+            index = row * field_size + c
+            field[index] = '1'
+
+
+def draw_field(window, field):
+    for row in range(0, field_size):
+        for col in range(0, field_size):
+            index = row * field_size + col
+            bg = 'lightgray'
+
+            if mode == 1:
+                btn = Button(window, text="", bg=bg, width=5, height=2, command=lambda i=index: colorize(i, field))
+            else:
+                if field[index] == '1':
+                    bg = 'pink'
+                btn = Button(window, text="", bg=bg, width=5, height=2)
+
+            btn.grid(column=col, row=row)
+            buttons.append(btn)
+
+
+def colorize(index, field):
+    bg = 'black'
+    if field[index] == '1':
+        bg = 'red'
+    buttons[index].configure(bg=bg)
+
+
+window = Tk()
+window.title("Ship Craft!")
+window.geometry('450x410')
+
+set_ship(my_field, 1, 1, 4, 1)
+set_ship(my_field, 0, 6, 3, 0)
+set_ship(my_field, 9, 9, 1, 0)
+
+draw_field(window, my_field)
+
+window.mainloop()