util/ribbon_alg.h: removed duplicate word "vector" (#9216)

Summary: Pull Request resolved: https://github.com/facebook/rocksdb/pull/9216

Reviewed By: riversand963

Differential Revision: D36219934

fbshipit-source-id: 8253b4e3eacceb8b040eeaa45cd5a50570a4eba6
This commit is contained in:
Qingyou Meng 2022-05-06 18:38:13 -07:00 committed by Facebook GitHub Bot
parent d1cc91c142
commit 7b55b50839

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@ -142,7 +142,7 @@ namespace ribbon {
// only some small fixed number of columns (typically k=3) to 1 for each // only some small fixed number of columns (typically k=3) to 1 for each
// row of C, with remaining entries implicitly 0. This is implemented as // row of C, with remaining entries implicitly 0. This is implemented as
// three hash functions over [0,m), and S can be implemented as a vector // three hash functions over [0,m), and S can be implemented as a vector
// vector of b-bit values. Now, a query only involves looking up k rows // of b-bit values. Now, a query only involves looking up k rows
// (values) in S and computing their bitwise XOR. Additionally, this // (values) in S and computing their bitwise XOR. Additionally, this
// construction can use a linear time algorithm called "peeling" for // construction can use a linear time algorithm called "peeling" for
// finding a solution in many cases of one existing, but peeling // finding a solution in many cases of one existing, but peeling