sszove
diff --git a/‎License
+1-1 b/‎License
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diff --git a/‎README.md
+2-1 b/‎README.md
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diff --git a/‎data_structures/binary tree/AVLtree.py ‎data_structures/binary tree/AVL_tree.py b/‎data_structures/binary tree/AVLtree.py ‎data_structures/binary tree/AVL_tree.py
diff --git a/‎data_structures/queue/deqeue.py ‎data_structures/queue/double_ended_queue.py b/‎data_structures/queue/deqeue.py ‎data_structures/queue/double_ended_queue.py
diff --git a/‎dynamic_programming/FractionalKnapsack.py ‎dynamic_programming/Fractional_Knapsack.py b/‎dynamic_programming/FractionalKnapsack.py ‎dynamic_programming/Fractional_Knapsack.py
diff --git a/‎dynamic_programming/fastfibonacci.py ‎dynamic_programming/fast_fibonacci.py b/‎dynamic_programming/fastfibonacci.py ‎dynamic_programming/fast_fibonacci.py
diff --git a/‎graphs/Directed and Undirected (Weighted) Graph.py ‎graphs/Directed_and_Undirected_(Weighted)_Graph.py b/‎graphs/Directed and Undirected (Weighted) Graph.py ‎graphs/Directed_and_Undirected_(Weighted)_Graph.py
diff --git a/‎Graphs/Eulerian path and circuit for undirected graph.py ‎graphs/Eulerian_path_and_circuit_for_undirected_graph.py b/‎Graphs/Eulerian path and circuit for undirected graph.py ‎graphs/Eulerian_path_and_circuit_for_undirected_graph.py
diff --git a/‎graphs/bfs-shortestpath.py ‎graphs/bfs_shortest_path.py b/‎graphs/bfs-shortestpath.py ‎graphs/bfs_shortest_path.py
diff --git a/‎Graphs/edmonds_karp_Multiple_SourceAndSink.py ‎graphs/edmonds_karp_multiple_source_and_sink.py b/‎Graphs/edmonds_karp_Multiple_SourceAndSink.py ‎graphs/edmonds_karp_multiple_source_and_sink.py
diff --git a/‎Graphs/pagerank.py ‎graphs/page_rank.py b/‎Graphs/pagerank.py ‎graphs/page_rank.py
diff --git a/‎maths/BinaryExponentiation.py ‎maths/Binary_Exponentiation.py b/‎maths/BinaryExponentiation.py ‎maths/Binary_Exponentiation.py
diff --git a/‎maths/FindMax.py ‎maths/Find_Max.py b/‎maths/FindMax.py ‎maths/Find_Max.py
diff --git a/‎maths/FindMin.py ‎maths/Find_Min.py b/‎maths/FindMin.py ‎maths/Find_Min.py
diff --git a/‎maths/PrimeCheck.py ‎maths/Prime_Check.py b/‎maths/PrimeCheck.py ‎maths/Prime_Check.py
diff --git a/‎maths/absMax.py ‎maths/abs_Max.py b/‎maths/absMax.py ‎maths/abs_Max.py
diff --git a/‎maths/absMin.py ‎maths/abs_Min.py b/‎maths/absMin.py ‎maths/abs_Min.py
diff --git a/‎other/findingPrimes.py ‎other/finding_Primes.py b/‎other/findingPrimes.py ‎other/finding_Primes.py
diff --git a/‎sorts/BitonicSort.py ‎sorts/Bitonic_Sort.py b/‎sorts/BitonicSort.py ‎sorts/Bitonic_Sort.py
diff --git a/‎sorts/external-sort.py ‎sorts/external_sort.py b/‎sorts/external-sort.py ‎sorts/external_sort.py
diff --git a/‎strings/naiveStringSearch.py ‎strings/naive_String_Search.py b/‎strings/naiveStringSearch.py ‎strings/naive_String_Search.py
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2016 The Algorithms
+Copyright (c) 2019 The Algorithms
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
 
@@ -1,5 +1,6 @@
 # The Algorithms - Python <!-- [![Build Status](https://travis-ci.org/TheAlgorithms/Python.svg)](https://travis-ci.org/TheAlgorithms/Python) -->
-[![Donate](https://img.shields.io/badge/Donate-PayPal-green.svg)](https://www.paypal.me/TheAlgorithms/100)
+[![Donate](https://img.shields.io/badge/Donate-PayPal-green.svg)](https://www.paypal.me/TheAlgorithms/100) &nbsp; 
+[![Gitter chat](https://badges.gitter.im/gitterHQ/gitter.png)](https://gitter.im/TheAlgorithms)
 
 
 ### All algorithms implemented in Python (for education)