- f -

• factinv() : Combinatorics< T >
• Factors() : Factors
• factrial() : Combinatorics< T >
• FenwickTree() : FenwickTree< Abel >
• find() : DSU, DsuMerging< Semigroup >, DsuPotentialized< Group >, DsuRollback
• find_left() : SegTree< Monoid >, SegTreeLazy< Monoid, Operator, mapping >
• find_library() : exp.Expander, exp_AHC.Expander
• find_right() : SegTree< Monoid >, SegTreeLazy< Monoid, Operator, mapping >
• flow() : MaxFlow, MinCostFlow
• fold() : DoublingFold< Monoid, Log >, InsertableReversibleArrayImpl::LazyReversibleRBST< T, E, f, g, h, ts >, LcaEdge< Monoid >, LcaVertex< Monoid >, SegmentTree2D< Monoid >, SegTree< Monoid >, SegTreeDynamic< Monoid >, SegTreeLazy< Monoid, Operator, mapping >, SparseTable< Band >, SparseTableDisjoint< Semigroup >, SqrtTree< Abel >
• Fraction() : Fraction< T >