Merge branch 'master' into dev/ps_ISSUE-2719

Author: realstealthninja

DIRECTORY.md

@@ -122,6 +122,7 @@
   * [Subset Sum](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/dynamic_programming/subset_sum.cpp)
   * [Trapped Rainwater](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/dynamic_programming/trapped_rainwater.cpp)
   * [Tree Height](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/dynamic_programming/tree_height.cpp)
+  * [Unbounded 0 1 Knapsack](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/dynamic_programming/unbounded_0_1_knapsack.cpp)
   * [Word Break](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/dynamic_programming/word_break.cpp)
 
 ## Games
@@ -160,7 +161,9 @@
   * [Spirograph](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/graphics/spirograph.cpp)
 
 ## Greedy Algorithms
+  * [Binary Addition](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/greedy_algorithms/binary_addition.cpp)
   * [Boruvkas Minimum Spanning Tree](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/greedy_algorithms/boruvkas_minimum_spanning_tree.cpp)
+  * [Digit Separation](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/greedy_algorithms/digit_separation.cpp)
   * [Dijkstra](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/greedy_algorithms/dijkstra.cpp)
   * [Gale Shapley](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/greedy_algorithms/gale_shapley.cpp)
   * [Huffman](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/greedy_algorithms/huffman.cpp)
@@ -300,7 +303,10 @@
   * [Iterative Tree Traversals](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/others/iterative_tree_traversals.cpp)
   * [Kadanes3](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/others/kadanes3.cpp)
   * [Kelvin To Celsius](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/others/kelvin_to_celsius.cpp)
+  * [Lfu Cache](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/others/lfu_cache.cpp)
+  * [Longest Substring Without Repeating Characters](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/others/longest_substring_without_repeating_characters.cpp)
   * [Lru Cache](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/others/lru_cache.cpp)
+  * [Lru Cache2](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/others/lru_cache2.cpp)
   * [Matrix Exponentiation](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/others/matrix_exponentiation.cpp)
   * [Palindrome Of Number](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/others/palindrome_of_number.cpp)
   * [Paranthesis Matching](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/others/paranthesis_matching.cpp)
@@ -322,6 +328,7 @@
   * [Addition Rule](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/probability/addition_rule.cpp)
   * [Bayes Theorem](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/probability/bayes_theorem.cpp)
   * [Binomial Dist](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/probability/binomial_dist.cpp)
+  * [Exponential Dist](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/probability/exponential_dist.cpp)
   * [Geometric Dist](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/probability/geometric_dist.cpp)
   * [Poisson Dist](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/probability/poisson_dist.cpp)
   * [Windowed Median](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/probability/windowed_median.cpp)
@@ -345,6 +352,7 @@
   * [Interpolation Search2](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/search/interpolation_search2.cpp)
   * [Jump Search](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/search/jump_search.cpp)
   * [Linear Search](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/search/linear_search.cpp)
+  * [Longest Increasing Subsequence Using Binary Search](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/search/longest_increasing_subsequence_using_binary_search.cpp)
   * [Median Search](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/search/median_search.cpp)
   * [Median Search2](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/search/median_search2.cpp)
   * [Saddleback Search](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/search/saddleback_search.cpp)
@@ -369,6 +377,7 @@
   * [Gnome Sort](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/sorting/gnome_sort.cpp)
   * [Heap Sort](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/sorting/heap_sort.cpp)
   * [Insertion Sort](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/sorting/insertion_sort.cpp)
+  * [Insertion Sort Recursive](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/sorting/insertion_sort_recursive.cpp)
   * [Library Sort](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/sorting/library_sort.cpp)
   * [Merge Insertion Sort](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/sorting/merge_insertion_sort.cpp)
   * [Merge Sort](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/sorting/merge_sort.cpp)
@@ -399,6 +408,7 @@
 ## Strings
   * [Boyer Moore](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/strings/boyer_moore.cpp)
   * [Brute Force String Searching](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/strings/brute_force_string_searching.cpp)
+  * [Duval](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/strings/duval.cpp)
   * [Horspool](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/strings/horspool.cpp)
   * [Knuth Morris Pratt](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/strings/knuth_morris_pratt.cpp)
   * [Manacher Algorithm](https://github.com/TheAlgorithms/C-Plus-Plus/blob/HEAD/strings/manacher_algorithm.cpp)

backtracking/subarray_sum.cpp

@@ -14,6 +14,7 @@
  */
 
 #include <cassert>        /// for assert
+#include <cstdint>
 #include <iostream>       /// for IO operations
 #include <unordered_map>  /// for unordered_map
 #include <vector>         /// for std::vector

backtracking/subset_sum.cpp

@@ -10,6 +10,7 @@
  */
 
 #include <cassert>   /// for assert
+#include <cstdint>
 #include <iostream>  /// for IO operations
 #include <vector>    /// for std::vector
 

backtracking/wildcard_matching.cpp

@@ -12,6 +12,7 @@
  */
 
 #include <cassert>   /// for assert
+#include <cstdint>
 #include <iostream>  /// for IO operations
 #include <vector>    /// for std::vector
 

bit_manipulation/count_bits_flip.cpp

@@ -20,6 +20,7 @@
  * @author [Yash Raj Singh](https://github.com/yashrajyash)
  */
 #include <cassert>   /// for assert
+#include <cstdint>
 #include <iostream>  /// for IO operations
 /**
  * @namespace bit_manipulation

bit_manipulation/count_of_set_bits.cpp

@@ -16,6 +16,7 @@
  * @author [Prashant Thakur](https://github.com/prashant-th18)
  */
 #include <cassert>   /// for assert
+#include <cstdint>
 #include <iostream>  /// for IO operations
 /**
  * @namespace bit_manipulation

bit_manipulation/count_of_trailing_ciphers_in_factorial_n.cpp

@@ -18,6 +18,7 @@
  */
 
 #include <cassert>   /// for assert
+#include <cstdint>
 #include <iostream>  /// for IO operations
 
 /**

bit_manipulation/hamming_distance.cpp

@@ -13,6 +13,7 @@
  */
 
 #include <cassert>   /// for assert
+#include <cstdint>
 #include <iostream>  /// for io operations
 
 /**

bit_manipulation/next_higher_number_with_same_number_of_set_bits.cpp

@@ -16,6 +16,7 @@
  */
 
 #include <cassert>   /// for assert
+#include <cstdint>
 #include <iostream>  /// for IO operations
 
 /**

bit_manipulation/power_of_2.cpp

@@ -16,6 +16,7 @@
  */
 
 #include <cassert>   /// for assert
+#include <cstdint>
 #include <iostream>  /// for IO operations
 
 /**