Imports

math/float128, math/primefactor
math/ext_gcd
math/powmod
math/isqrt
math/inner_math
math/int128, math/divisor
math/fractions
math/combination
math/nearest_equiv
math/euler_phi
math/isprime
math/osa_k
math/primitive_root
tmpl/qcfium
tmpl/citrus
tmpl/sheep
utils/lis
utils/accumulate
utils/constants
utils/grid_searcher
utils/mo
utils/random_helper
utils/list_procs
utils/inversion_number
utils/sequtils2D, utils/binary_search
utils/bititers
itertools/combinations
graph/reverse_edge
graph/graph_debug
graph/steiner_tree
graph/merge_tree
graph/bellmanford
graph/topologicalsort
graph/graph
graph/maxk_dijkstra
graph/SCC
graph/restore_shortest_path_from_prev
graph/grid_to_graph
graph/namori_graph
graph/bipartite_graph
graph/warshall_floyd
graph/dag_minimum_path_cover
graph/dijkstra
graph/functional_graph
str/run_length_encode
str/zalgorithm
str/manachar
str/static_string
str/lcs
str/can_reverse_hash_string
str/merged_static_string
str/palindromic_tree
str/hash_string
str/rolling_hash
collections/segtree_beats
collections/segtree
collections/avlset_old
collections/rangeset
collections/deletable_heapqueue
collections/SWAG
collections/rollback_unionfind
collections/persistent_array
collections/persistent_binary_trie
collections/avltreenode
collections/bitset
collections/QSWAG
collections/tatyamset
collections/wordsizetree
collections/lazysegtree
collections/staticrangecount
collections/defaultdict
collections/staticbitset
collections/avlset
collections/weightedunionfind
collections/staticRMQ
collections/ppunionfind
collections/slopetrick
collections/hashset
collections/topk_sum_heapq
collections/avltreenode_old
collections/persistent_unionfind
collections/unionfind
collections/binary_trie
collections/group_unionfind
collections/hashtable
collections/segtree_beats_template
collections/segtree_var
collections/rootvalue_unionfind
collections/root_rangesum
geometry/distance
geometry/projection
geometry/ccw
geometry/base
geometry/polygon
geometry/intersect
geometry/angle
matrix/rolling_hash_2d, matrix/matrix
matrix/matops
modint/montgomery_impl
modint/barrett_impl
modint/modint
tree/heavylightdecomposition
tree/tree
tree/rerooting
tree/diameter
tree/prufer
convolution/xor_convolution