Merge branch 'edge_cd_modernize' of github.com:programming-team-code/programming_team_code into edge_cd_modernize

Author: lrvideckis

.verify-helper/timestamps.remote.json

@@ -71,7 +71,9 @@
 "tests/library_checker_aizu_tests/graphs/strongly_connected_components_aizu.test.cpp": "2026-01-17 13:05:42 -0700",
 "tests/library_checker_aizu_tests/graphs/strongly_connected_components_lib_checker.test.cpp": "2026-01-17 13:05:42 -0700",
 "tests/library_checker_aizu_tests/graphs/two_edge_components.test.cpp": "2026-02-27 11:16:07 -0700",
+"tests/library_checker_aizu_tests/handmade_tests/count_paths.test.cpp": "2026-03-16 14:23:41 -0600",
 "tests/library_checker_aizu_tests/handmade_tests/dsu.test.cpp": "2026-01-22 10:08:22 -0700",
+"tests/library_checker_aizu_tests/handmade_tests/edge_cd_small_trees.test.cpp": "2026-03-16 14:23:41 -0600",
 "tests/library_checker_aizu_tests/handmade_tests/fib_matrix_expo.test.cpp": "2026-01-28 21:48:16 -0700",
 "tests/library_checker_aizu_tests/handmade_tests/functional_graph.test.cpp": "2025-08-06 16:18:37 -0600",
 "tests/library_checker_aizu_tests/handmade_tests/hilbert_mos.test.cpp": "2026-01-18 02:20:40 +0000",
@@ -127,6 +129,10 @@
 "tests/library_checker_aizu_tests/strings/trie.test.cpp": "2026-01-17 12:38:18 -0700",
 "tests/library_checker_aizu_tests/strings/wildcard_pattern_matching.test.cpp": "2025-08-05 19:19:23 -0600",
 "tests/library_checker_aizu_tests/trees/count_paths_per_length.test.cpp": "2026-03-16 14:13:24 -0600",
+"tests/library_checker_aizu_tests/trees/edge_cd_contour_range_query.test.cpp": "2026-03-16 14:23:41 -0600",
+"tests/library_checker_aizu_tests/trees/edge_cd_contour_range_update.test.cpp": "2026-03-16 14:23:41 -0600",
+"tests/library_checker_aizu_tests/trees/edge_cd_count_paths_per_length.test.cpp": "2026-03-16 14:23:41 -0600",
+"tests/library_checker_aizu_tests/trees/edge_cd_reroot_dp.test.cpp": "2026-03-16 14:23:41 -0600",
 "tests/library_checker_aizu_tests/trees/hld_aizu1.test.cpp": "2026-01-18 11:15:41 +0000",
 "tests/library_checker_aizu_tests/trees/hld_aizu2.test.cpp": "2026-01-23 04:31:29 +0000",
 "tests/library_checker_aizu_tests/trees/hld_lib_checker_path.test.cpp": "2026-01-18 11:15:41 +0000",