diff --git a/src/processing.py b/src/processing.py
index 7578f3c..27c763d 100644
--- a/src/processing.py
+++ b/src/processing.py
@@ -1,5 +1,5 @@
 from preprocessing import parse_file
-from pandas import DataFrame
+from pandas import DataFrame, Series
 from sys import argv
 from random import seed, randint
 from time import time
@@ -30,7 +30,7 @@ def get_furthest_element(element, data):
     furthest_index = element_df["distance"].astype(float).idxmax()
     furthest_row = data.iloc[furthest_index]
     furthest_point = get_different_element(original=element, row=furthest_row)
-    return {"point": furthest_point, "distance": furthest_row["distance"]}
+    return Series(data={"point": furthest_point, "distance": furthest_row["distance"]})
 
 
 def remove_solution_dataset(data, solution):
@@ -44,14 +44,15 @@ def greedy_algorithm(n, m, data):
     for _ in range(m):
         last_solution = int(solutions["point"].tail(n=1))
         centroid = get_furthest_element(element=last_solution, data=data)
-        solutions = solutions.append(dict(centroid), ignore_index=True)
+        solutions = solutions.append(centroid, ignore_index=True)
         data = remove_solution_dataset(data=data, solution=last_solution)
     return solutions
 
 
 def get_pseudorandom_solution(n, data):
     seed(42)
-    return data.iloc[randint(a=0, b=n)]
+    solution = data.iloc[randint(a=0, b=n)]
+    return Series(data={"point": solution["destination"], "distance": 0})
 
 
 def local_search(n, m, data):