lastn-digits ( n digits -- string )
Hashcash

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timestamp>yymmdd ( timestamp -- yymmdd: string )

Vocabulary
hashcash.private

Inputs

n	an object
digits	an object

Outputs

string

an object

Definition

USING: kernel math.parser sequences ;

IN: hashcash.private

: lastn-digits ( n digits -- string )
    [ number>string ] dip [ 48 pad-head ] keep tail* ;