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Merge bitcoin/bitcoin#23254: doc: Fix typo and grammar

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ffd11ea876 Fix typo and grammar (Heebs)

Pull request description:

  Fix typo and grammar in the coin selection algorithm's description.

ACKs for top commit:
  meshcollider:
    ACK ffd11ea876

Tree-SHA512: bba07c2efd5140fb3e021618739d70aaa761bbc274afb8158809492b0606773c217e42e58e58b18a2454b9c45ebc883ebece17cdc467ac60e3d3140d7a979db7
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Samuel Dobson 2021-12-08 22:43:39 +13:00
commit b692e61d61
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src/wallet/coinselection.cpp
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@ -26,7 +26,7 @@ struct {
* set that can pay for the spending target and does not exceed the spending target by more than the
* cost of creating and spending a change output. The algorithm uses a depth-first search on a binary
* tree. In the binary tree, each node corresponds to the inclusion or the omission of a UTXO. UTXOs
* are sorted by their effective values and the trees is explored deterministically per the inclusion
* are sorted by their effective values and the tree is explored deterministically per the inclusion
* branch first. At each node, the algorithm checks whether the selection is within the target range.
* While the selection has not reached the target range, more UTXOs are included. When a selection's
* value exceeds the target range, the complete subtree deriving from this selection can be omitted.
@ -36,7 +36,7 @@ struct {
* The search continues to search for better solutions after one solution has been found. The best
* solution is chosen by minimizing the waste metric. The waste metric is defined as the cost to
* spend the current inputs at the given fee rate minus the long term expected cost to spend the
* inputs, plus the amount the selection exceeds the spending target:
* inputs, plus the amount by which the selection exceeds the spending target:
*
* waste = selectionTotal - target + inputs × (currentFeeRate - longTermFeeRate)
*