diff --git a/game.py b/game.py
index 1e6ec59d245818de055362f5030251926b69d959..2ec48902a76008775d8c68d5b738e849b71d883f 100644
--- a/game.py
+++ b/game.py
@@ -2,9 +2,11 @@ import agent
 import matplotlib.pyplot as plt
 import numpy as np
 import math
+import utilis
 
 
 
 class game():
     def __init__(self):
-        self.thing = 0
\ No newline at end of file
+        datamap = utilis.read()
+        self.N = datamap['N']
\ No newline at end of file
diff --git a/utilis.py b/utilis.py
index 30ad45b7bcefb32575f3445519d9cc6485223818..097bc715238b2512757ae1bf2fdf5cad4721fc87 100644
--- a/utilis.py
+++ b/utilis.py
@@ -2,3 +2,12 @@ file = open("workfile","r")
 print(file.readline())
 
 
+# regular expression
+
+
+def read():
+
+
+    map = {'N':100, 'M':2}
+
+    return map