diff --git a/Agent_random.md b/Agent_random.md
index 64b8b2b..f30339b 100644
--- a/Agent_random.md
+++ b/Agent_random.md
@@ -1,26 +1,29 @@
 
 
-```
+```python
 import random
 import numpy as np
 import pandas as pd
 ```
 
 
-```
+```python
+
 random.seed(40)
 
 ```
 
 
-```
+```python
+
 #simple payoff matrix
 payoff_a = [(1,-1),(-2,2)]
 payoff_b = [(-1, 1),(2,-2)]
 ```
 
 
-```
+```python
+
 class Agent:
     def __init__(O, payoff, name="agent"):
         O.payoff = payoff
@@ -41,15 +44,18 @@ class Agent:
 ```
 
 
-```
+```python
+
 def at_random():
     if random.random()>0.5: a=1
     else: a=0
     return a
-```
+```python
 
 
-```
+
+```python
+
 def weight_random():
     if random.random()>0.6666666666666666 : a=1
     else: a=0
@@ -57,7 +63,8 @@ def weight_random():
 ```
 
 
-```
+```python
+
 a=Agent([(1,-1),(-2,2)], "A")
 b=Agent([(-1, 1),(2,-2)],"B")
 a.set_move(at_random)
@@ -78,7 +85,8 @@ _=plot(np.cumsum(b.allmove))
 
 
 
-```
+```python
+
 a=Agent([(1,-1),(-2,2)], "A")
 b=Agent([(-1, 1),(2,-2)],"B")
 a.set_move( lambda :  0)
@@ -93,14 +101,16 @@ for i in range(0,30000):
 _=plot(np.cumsum(a.allmove),color="b")
 _=plot(np.cumsum(b.allmove),color="r")
 
-```
+```python
+
 
 
 ![png](output_7_0.png)
 
 
 
-```
+```python
+
 a=Agent([(1,-1),(-2,2)], "A")
 b=Agent([(-1, 1),(2,-2)],"B")
 a.set_move( weight_random)
@@ -129,7 +139,8 @@ _=plot(np.cumsum(b.allmove),color="r")
 
 
 
-```
+```python
+
 figsize(16,9)
 
 for i in range(300):
@@ -154,7 +165,8 @@ for i in range(300):
 
 
 
-```
+```python
+
 figsize(16,9)
 for i in range(300):
     a=Agent([(1,-1),(-2,2)], "A")
@@ -176,8 +188,3 @@ for i in range(300):
 
 ![png](output_10_0.png)
 
-
-
-```
-
-```