diff --git a/TaskB04/run b/TaskB04/run
new file mode 100644
index 0000000..6f6bff5
--- /dev/null
+++ b/TaskB04/run
@@ -0,0 +1,50 @@
+#!/usr/bin/python3
+import sys
+import re
+
+
+class automata:
+    def __init__(self):
+        self.storage = []
+        self.accepting_states = []
+        self.state = '0'
+        
+    def __repr__(self):
+        return('%s\n\n%s\n\n%s\n\n' % (self.storage, self.accepting_states, self.state))
+        
+    def add_node(self, line):
+        node = line.replace('\n', '').split(' ')
+        if len(node) == 3:
+            self.storage.append([[node[0], node[2]], node[1]])
+        elif len(node) == 1:
+            self.accepting_states.append(node[0])
+
+    def test_string(self, text):
+        self.state = '0'
+        text = text.replace('\n', '')
+        for i in text:
+            self.state = self.get_node_transition([self.state, i])
+            if self.state == None:
+                return 'FALSE %s' % text
+
+        if self.state in self.accepting_states:
+            return 'TRUE %s' % text
+        else:
+            return 'FALSE %s' % text
+
+    def get_node_transition(self, query):
+        for i in self.storage:
+            if i[0] == query:
+                return i[1]
+        return None
+
+
+auto = automata()
+
+for line in sys.stdin:
+    auto.add_node(line)
+
+f = open(sys.argv[1].replace('.in', '.exp'), 'r')
+
+for line in f:
+    print(line)