diff --git a/labs/01/relation_analyser.py b/labs/01/relation_analyser.py
index 6fd8b91..55b819b 100644
--- a/labs/01/relation_analyser.py
+++ b/labs/01/relation_analyser.py
@@ -1,5 +1,36 @@
+import ast
 import graphviz # https://graphviz.readthedocs.io/en/stable/index.html
 
+#-----------------------------REFLEXIVA--------------------------------------
+def buscando_reflexion(relacion):
+    elementos=set()
+    for par in relacion:
+        elementos.add(par[0])
+        elementos.add(par[1])
+
+    for elemento in elementos:
+        if (elemento,elemento) not in relacion:
+            return "no reflexiva"
+    return "reflexiva"
+
+#-----------------------------SIMETRICA--------------------------------------
+
+def buscando_simetria(relacion):
+    for par in relacion:
+        parReverso=(par[1],par[0])
+        if parReverso not in relacion:
+            return "no simetrica"
+    return "simetrica"
+    
+#-----------------------------TRANSITIVA--------------------------------------
+
+def buscando_transicion(relacion):
+    for primerPar in relacion:
+        for segundoPar in relacion:
+            if primerPar[1]==segundoPar[0] and (primerPar[0], segundoPar[1]) not in relacion:
+                return "no transitiva"
+    return "transitiva"
+
 def analyze(val):
     """
     Here goes your code to do the analysis
@@ -7,30 +38,64 @@ def analyze(val):
     2. Symmetric: aRb implies bRa for all a,b in X
     3. Transitive: aRb and bRc imply aRc for all a,b,c in X,
     """
-    Reflexive = False
-    Symmetric = False
-    Transitive = False
+    Reflexive = buscando_reflexion(val)
+    Symmetric = buscando_simetria(val)
+    Transitive = buscando_transicion(val)
 
-    return Reflexive,Symmetric,Transitive
+    return Reflexive, Symmetric, Transitive
 
-def plot():
+def plot(val):
     """
-    Here goes your code to do the plot of the set
+    Here goes your code to generate graph.log and plot the graph
     """
-    g = graphviz.Digraph('G', filename='hello.gv')
-    g.edge('Hello', 'World')
-    g.view()
+
+    # Create the graph
+    dot= graphviz.Digraph('G', comment='graph.log')
+    for i in val:
+        dot.edge(str(i[0]), str(i[1]))
+
+    print(dot.source)
+    # Render the graph
+    dot.view()
+
+
+def get_set(val):
+    """
+    How to put the input
+    Example:
+    {(0,0),(0,1),(0,3),(1,0),(1,1),(2,2),(3,0),(3,3)}
+    { (0,0), (1,1), (1,0) }
+    """
+    result = None
+
+    try:
+        # Use literal_eval to convert the string into a set
+        result = ast.literal_eval(val)
+
+        # Check if result is a set
+        if not isinstance(result, set):
+            raise ValueError("Input string does not represent a set")
+
+    except ValueError as e:
+        print(f"Error: Invalid input. {e}")
+        raise e
+    except Exception as e:
+        print("Error: Something went wrong.")
+        raise e
+
+    return result
 
 def main():
     print("Hello World analyzing input!")
     val = input("Enter your set: ")
+    val=get_set(val)
     print(val)
     Reflexive,Symmetric,Transitive = analyze(val)
     print(f"\
     1. Reflexive: {Reflexive} \
     2. Symmetric: {Symmetric} \
     3. Transitive: {Transitive}")
-    plot()
+    plot(val)
 
 if __name__ == "__main__":
     main()