Open Pull Request File Map

Open Pull Request File Map: 19 Sep 2026 at 21:24 UTC

• Script: scripts/pr_file_map.py
• Number of PRs: 290
• File touches (PR x file): 356
• Distinct files touched: 296
• Files touched by more than one PR: 20 (excluding DIRECTORY.md)
• Open PRs touching DIRECTORY.md: 39

20 files touched by more than one open PR (possible merge conflicts)

Coordinate, rebase, or land these together to avoid conflicts.

• graphs/directed_and_undirected_weighted_graph.py (3 PRs): #11757 #12287 #12790
• sorts/pancake_sort.py (3 PRs): #13960 #14738 #14841
• blockchain/README.md (2 PRs): #12792 #13296
• divide_and_conquer/strassen_matrix_multiplication.py (2 PRs): #12552 #14095
• geometry/geometry.py (2 PRs): #12980 #13690
• graphics/bresenham_line_basic.py (2 PRs): #13750 #13751
• graphics/digital_differential_analyzer_line.py (2 PRs): #13906 #13909
• graphs/dijkstra_2.py (2 PRs): #11823 #13036
• hashes/chaos_machine.py (2 PRs): #14777 #14814
• hashes/crc32.py (2 PRs): #14035 #14415
• machine_learning/dimensionality_reduction.py (2 PRs): #13118 #13337
• maths/number_of_digits.py (2 PRs): #13850 #14742
• project_euler/problem_061/__init__.py (2 PRs): #11433 #14798
• project_euler/problem_061/sol1.py (2 PRs): #11433 #14798
• searches/exponential_search.py (2 PRs): #13954 #14806
• sorts/selection_sort.py (2 PRs): #13963 #13972
• sorts/topological_sort.py (2 PRs): #11290 #14609
• strings/anagrams.py (2 PRs): #14188 #14219
• strings/suffix_automaton.py (2 PRs): #11217 #13606
• tests/test_sorts.py (2 PRs): #15340 #15378

110 existing files

• blockchain/README.md: #12792 #13296
• boolean_algebra/README.md: #13807
• boolean_algebra/karnaugh_map_simplification.py: #14792
• data_compression/coordinate_compression.py: #14873
• data_structures/arrays/find_triplets_with_0_sum.py: #14186
• data_structures/arrays/product_sum.py: #11133
• data_structures/arrays/rotate_array.py: #13093
• data_structures/disjoint_set/disjoint_set.py: #13619
• data_structures/linked_list/doubly_linked_list.py: #14410
• data_structures/trie/trie.py: #14015
• digital_image_processing/resize/resize.py: #12275
• divide_and_conquer/closest_pair_of_points.py: #14363
• divide_and_conquer/inversions.py: #14262
• divide_and_conquer/strassen_matrix_multiplication.py: #12552 #14095
• docs/hacktober_2026_prep.md: #15379
• dynamic_programming/fibonacci.py: #13640
• dynamic_programming/knapsack.py: #13395
• dynamic_programming/longest_common_subsequence.py: #14472
• dynamic_programming/optimal_binary_search_tree.py: #11771
• dynamic_programming/subset_generation.py: #10382
• dynamic_programming/trapped_water.py: #13973
• geometry/geometry.py: #12980 #13690
• graphics/digital_differential_analyzer_line.py: #13906 #13909
• graphs/a_star.py: #14718
• graphs/basic_graphs.py: #12881
• graphs/check_bipatrite.py: #14729
• graphs/dijkstra.py: #11875
• graphs/dijkstra_2.py: #11823 #13036
• graphs/directed_and_undirected_weighted_graph.py: #11757 #12287 #12790
• graphs/eulerian_path_and_circuit_for_undirected_graph.py: #11883
• graphs/page_rank.py: #15024
• graphs/travelling_salesman_problem.py: #12559
• hashes/chaos_machine.py: #14777 #14814
• hashes/enigma_machine.py: #10017
• machine_learning/dimensionality_reduction.py: #13118 #13337
• machine_learning/forecasting/run.py: #12767
• machine_learning/gaussian_naive_bayes.py: #14853
• machine_learning/linear_discriminant_analysis.py: #14800
• machine_learning/logistic_regression.py: #14923
• machine_learning/support_vector_machines.py: #12748
• machine_learning/t_stochastic_neighbour_embedding.py: #13522
• maths/abs.py: #14142
• maths/addition_without_arithmetic.py: #14059
• maths/basic_maths.py: #13251
• maths/binomial_distribution.py: #14779
• maths/collatz_sequence.py: #14769
• maths/entropy.py: #14202
• maths/fermat_little_theorem.py: #14876
• maths/find_max.py: #13017
• maths/gcd_of_n_numbers.py: #14190
• maths/greatest_common_divisor.py: #14239
• maths/kth_lexicographic_permutation.py: #14197
• maths/least_common_multiple.py: #14845
• maths/lucas_series.py: #13131
• maths/monte_carlo.py: #12703
• maths/number_of_digits.py: #13850 #14742
• maths/perfect_number.py: #14134
• maths/persistence.py: #14767
• maths/primelib.py: #14089
• maths/sieve_of_eratosthenes.py: #13110
• maths/softmax.py: #14153
• maths/sum_of_digits.py: #14768
• maths/triplet_sum.py: #13360
• maths/two_pointer.py: #14539
• maths/volume.py: #14409
• matrix/count_islands_in_matrix.py: #12555
• matrix/matrix_operation.py: #13987
• networking_flow/ford_fulkerson.py: #13128
• physics/hamiltonian.py: #13312
• physics/photoelectric_effect.py: #14030
• physics/potential_energy.py: #14787
• project_euler/problem_030/sol1.py: #13639
• project_euler/problem_034/sol1.py: #13531
• project_euler/problem_135/sol1.py: #14990
• searches/binary_search.py: #13836
• searches/binary_tree_traversal.py: #11825
• searches/exponential_search.py: #13954 #14806
• searches/interpolation_search.py: #10690
• searches/sentinel_linear_search.py: #14581
• searches/ternary_search.py: #15005
• sorts/binary_insertion_sort.py: #12593
• sorts/flash_sort.py: #15380
• sorts/gnome_sort.py: #14398
• sorts/insertion_sort.py: #15054
• sorts/odd_even_sort.py: #15378
• sorts/pancake_sort.py: #13960 #14738 #14841
• sorts/quick_sort.py: #11725
• sorts/quick_sort_3_partition.py: #12601
• sorts/radix_sort.py: #15011
• sorts/recursive_insertion_sort.py: #15340
• sorts/selection_sort.py: #13963 #13972
• sorts/shell_sort.py: #13911
• sorts/stalin_sort.py: #15382
• sorts/stooge_sort.py: #14746
• sorts/strand_sort.py: #15350
• sorts/topological_sort.py: #11290 #14609
• sorts/tree_sort.py: #15381
• strings/anagrams.py: #14188 #14219
• strings/capitalize.py: #14654
• strings/check_anagrams.py: #14058
• strings/knuth_morris_pratt.py: #13694
• strings/palindrome.py: #14907
• strings/rabin_karp.py: #13947
• strings/split.py: #14673
• strings/suffix_automaton.py: #11217 #13606
• strings/word_occurrence.py: #14909
• tests/test_sorts.py: #15340 #15378
• web_programming/covid_stats_via_xpath.py: #13000
• web_programming/crawl_google_scholar_citation.py: #11655
• web_programming/instagram_crawler.py: #11193

185 files not present in the working directory

• bit_manipulation/binary_addition.py: #10370
• bit_manipulation/count_bits.py: #13938
• bit_manipulation/fin_two_unique_numbers.py: #13216
• bit_manipulation/find_upper_lower_nibble.py: #13121
• bit_manipulation/hamming_code_generator.py: #11827
• bit_manipulation/max_xor_bit_trie.py: #13132
• bit_manipulation/multibit_manipulation.py: #11418
• bit_manipulation/single_number.py: #12042
• bit_manipulation/sliding_window_xor.py: #13129
• bit_manipulation/update_bit.py: #9902
• bit_manipulation/xor_swap_two_integers.py: #13018
• blockchain/pow_algorithm.py: #11699
• ciphers/base58.py: #12123
• ciphers/des_ecb.py: #11785
• ciphers/printable_ascii_vigenere_cipher.py: #13452
• ciphers/skytale_cipher.py: #13100
• conversions/base64_to_binary.py: #12209
• conversions/binary_to_base64.py: #12210
• conversions/convert_base.py: #11115
• conversions/hex_to_rgb.py: #11113
• conversions/ounces_to_grams.py: #14079
• data_structures/arrays/dynamic_array.py: #12271
• data_structures/arrays/first_missing_positive.py: #11199
• data_structures/arrays/gas_station.py: #11822
• data_structures/arrays/list_maximum_depth_sum.py: #13502
• data_structures/arrays/longest_consecutive_sequence.py: #9686
• data_structures/arrays/max_and_min.py: #13345
• data_structures/arrays/merge_intervals.py: #14009
• data_structures/arrays/merge_sorted.py: #13589
• data_structures/arrays/new_combination.py: #12326
• data_structures/arrays/pairwise_iteration.py: #9645
• data_structures/arrays/pascals_triangle.py: #14026
• data_structures/arrays/remove_duplicates_fromarray.py: #13192
• data_structures/arrays/reverse_array.py: #13370
• data_structures/arrays/set_matrix_zeroes.py: #13369
• data_structures/arrays/sliding_window_maximum.py: #13661
• data_structures/arrays/two_sum.py: #14008
• data_structures/binary_tree/binary-tree-deletion.py: #11924
• data_structures/disjoint_set/progressive_set_intersection.py: #14492
• data_structures/hashing/coalesced_hashing.py: #14048
• data_structures/hashing/fnv_hashtable.py: #14048
• data_structures/hashing/hopscotch.py: #14048
• data_structures/hashing/linear_probing.py: #14048
• data_structures/hashing/power_of_two.py: #14048
• data_structures/hashing/robin_hood.py: #14048
• data_structures/hashing/tests/test_advanced_hashing.py: #14048
• data_structures/linked_list/remove_nth_node_from_end_of_list.py: #9880
• data_structures/persistent_segment_tree.py: #12186
• data_structures/queue/monotonic_queue.py: #10531
• data_structures/stacks/celebrity_problem.py: #13112
• data_structures/stacks/postfix_to_infix_conversion.py: #10607
• data_structures/stacks/postfix_to_prefix_conversion.py: #10474
• data_structures/stacks/stack_tracking_min_max.py: #9946
• data_structures/trie/binary_trie.py: #11918
• data_structures/trie/segment_tree.py: #13327
• data_structures/two_pointer/__init__.py: #11566
• data_structures/two_pointer/is_palindrome.py: #11566
• data_structures/z_score_normalization.py: #14527
• digital_image_processing/image_data/skeleton_lena.png: #13141
• digital_image_processing/morphological_operations/pruning_operation.py: #13141
• digital_image_processing/morphological_operations/skeletonization_operation.py: #13141
• divide_and_conquer/README.md: #13519
• divide_and_conquer/fast_fourier_transform.py: #13738
• divide_and_conquer/karatsuba_multiplication.py: #13300
• divide_and_conquer/minimum_element_of_array.py: #9688
• divide_and_conquer/tests/__init__.py: #12552
• divide_and_conquer/tests/test_strassen_matrix_multiplication.py: #12552
• dynamic_programming/coin_change.py: #13395
• dynamic_programming/house_robber.py: #13471
• dynamic_programming/job_scheduling.py: #13361
• dynamic_programming/kadanes_algorithm.py: #14525
• dynamic_programming/longest_arithmetic_subsequence.py: #11712
• dynamic_programming/longest_repeating_subsequence.py: #14856
• dynamic_programming/moving_average.py: #14526
• dynamic_programming/partition_equal_subset_sum.py: #14702
• dynamic_programming/weighted_job_scheduling.py: #13378
• electronics/power_factor.py: #11727
• electronics/power_factor_correction.py: #9535
• electronics/star_delta_conversions.py: #9649
• electronics/star_delta_transform.py: #12356
• financial/amortization_table.py: #11368
• financial/expected_shortfall.py: #15051
• financial/fractional_differentiation.py: #11851
• financial/get_annuity_due_future_value.py: #12357
• financial/get_ordinary_annuity_future_value.py: #12358
• financial/macaulay_duration.py: #14506
• financial/relative_strength_index.py: #13888
• financial/streaming_moving_average.py: #11826
• financial/value_at_risk.py: #15051
• genetic_algorithm/adjacency_representation.py: #13645
• genetic_algorithm/basic_number.py: #9577
• genetic_algorithm/knapsack.py: #13234
• genetic_algorithm/ordinal_representation.py: #13647
• genetic_algorithm/travelling_salesman_problem.py: #11228
• geometry/braik_mac_construction.py: #11205
• geometry/collision_detection.py: #13969
• geometry/point_in_polygon.py: #15309
• geometry/point_to_plane_distance.py: #14360
• graphics/bresenham_line_basic.py: #13750 #13751
• graphics/bresenham_line_generalized.py: #13751
• graphics/interactive_3d_renderer.py: #13113
• graphs/array_to_graph.py: #12526
• graphs/blossom_algorithm.py: #13023
• graphs/edmonds_blossom_algorithm.py: #12056
• graphs/graph_centrality.py: #11897
• graphs/graph_peripherality.py: #11898
• graphs/johnson_graph.py: #12281
• graphs/maximum_matching_tree.py: #15376
• graphs/swim_in_rising_water.py: #13249
• graphs/tests/test_edmonds_blossom_algorithm.py: #12056
• greedy_methods/activity_selection.py: #11667
• greedy_methods/gale_shapley_stable_matching.py: #14264
• greedy_methods/merge_intervals.py: #14436
• greedy_methods/minimize_deviation_in_array.py: #10860
• greedy_methods/sliding_window.py: #11581
• hashes/array_pairs_divisibility.py: #11652
• hashes/crc32.py: #14035 #14415
• hashes/fnv.py: #14036
• hashes/fnv1a.py: #13814
• hashes/joaat.py: #14560
• hashes/sha3.py: #14023
• hashes/xxhash.py: #14037
• knapsack/knapsack_graph_generation.py: #12896
• knapsack/knapsack_memoization.py: #10180
• linear_algebra/determinant.py: #13364
• linear_algebra/matrix_trace.py: #13364
• linear_algebra/qr_decomposition.py: #14647
• machine_learning/adaboost.py: #13270
• machine_learning/arima.py: #13271
• machine_learning/cnn.py: #13273
• machine_learning/k_means_plus_plus.py: #12976
• machine_learning/multinomial_naive_bayes_classifier.py: #9619
• machine_learning/principal_component_analysis.py: #9610
• maths/baby_step_giant_step.py: #14997
• maths/numerical_analysis/nth_root.py: #11509
• maths/sum_of_outcomes_for_rolling_n_sided_dice_k_time.py: #11463
• matrix/similar_matrices.py: #13022
• matrix/strassen_matrix_multiply.py: #13482
• matrix/transitive_closure.py: #12940
• neural_network/activation_functions/sigmoid.py: #13364
• neural_network/activation_functions/softsign.py: #13133
• neural_network/activation_functions/tanh.py: #13364
• neural_network/backpropagation_weight_decay.py: #12421
• neural_network/lstm.py: #12082
• neural_network/recurrent_neural_network.py: #13514
• neural_network/sliding_window_attention.py: #12214
• other/pyramid_patterns.py: #13462
• other/shuffled_array.py: #12540
• other/simple_recursion.py: #12834
• physics/collision_detection.py: #13002
• physics/collisions.py: #14787
• physics/diffraction.py: #11608
• project_euler/problem_002/sol6.py: #11164
• project_euler/problem_005/sol3.py: #12763
• project_euler/problem_016/sol3.py: #12777
• project_euler/problem_025/sol4.py: #11167
• project_euler/problem_025/sol5.py: #11174
• project_euler/problem_060/__init__.py: #10082
• project_euler/problem_060/sol1.py: #10082
• project_euler/problem_061/__init__.py: #11433 #14798
• project_euler/problem_061/sol1.py: #11433 #14798
• project_euler/problem_066/__init__.py: #14801
• project_euler/problem_066/sol1.py: #14801
• project_euler/problem_096/__init__.py: #13013
• project_euler/problem_096/sol1.py: #13013
• project_euler/problem_096/sudoku.txt: #13013
• searches/binary_search_recursion.py: #14056
• searches/binarysearch_on_sorted_2d_array.py: #12100
• searches/floyds_cycle_finding.py: #13609
• searches/segment_tree.py: #12594
• sorts/bubble_sort_optimized.py: #13977
• sorts/count_inversion.py: #12696
• sorts/reverse_selection_sort.py: #11910
• sorts/smooth Sort: #13551
• sorts/split_workload.py: #10271
• strings/longest_common_prefix.py: #13371
• strings/longest_common_subsequence.py: #12895
• strings/longest_palindrome: #11556
• strings/longest_substring_without_repeating_characters.py: #10460
• strings/longest_word_in_sentence.py: #11475
• strings/min_window_substring.py: #12133
• strings/reverse_string.py: #13707
• strings/string_is_valid_number.py: #11479
• strings/suffix_array.py: #15319
• strings/valid_anagram.py: #13297

39 open PRs touch DIRECTORY.md

DIRECTORY.md is auto-generated, so nearly every PR touches it. A merge conflict caused only by this file is cleared by choosing accept both in the GitHub UI -- no rebase needed.

39 PRs whose only overlap is DIRECTORY.md (safe to accept both)

• #9535, #9577, #9619, #9645, #9902, #10370, #10474, #11113, #11418, #11463, #11509, #11608, #11667, #11699, #11827, #11883, #11910, #11924, #12042, #12271, #12281, #12356, #12421, #12540, #12767, #12834, #12940, #12976, #13141, #13234, #13270, #13271, #13273, #13378, #13452, #13589, #13609, #14056, #14363

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