chap13_singleSlides

chap13_singleSlides - ! " # / # ## # + . , $% ' (...

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Unformatted text preview: ! " # / # ## # + . , $% ' ( # ) & ) * ,, / # ! ! 0 . # # / 1 # # . "# 2 3 / # # 45 # %/ 3,4 3,4 6,2 2,6 2,3 4,6 $ 9,4 4,9 4,7 8,9 2,3 4,4 6,7 8,9 1,2 3,5 6 4-page runs 8,7 7,8 5,6 5,6 3,1 1,3 2 2 Input file PASS 0 1-page runs PASS 1 2 2-page runs PASS 2 1,3 5,6 log2 N . 1 2 N log 2 N % # 1 PASS 3 1,2 2,3 3,4 4,5 6,6 7,8 9 8-page runs & * 6 7 . 01 $ #/ ' # # . ( - # # N/B . # ) 3 2 ' ' - ! $ 1 # . 1 log B 4 03 8' # 9 * / :# # 7 1 08 / 5 4 00 . * . 22 / 4 4 < ; * 0.0 ;7 . # #7 ; N/B 7 ; #: #07 0; #. ' 3 ! * ! $4= $4 > $4 0= $40:> 0 ? 0 0 : ? 0 0 < : > : ; < ? = > ? ? 7 ; : ? $4 $4: 7 7 > ? 77 7 7: 77 7 7 > 7 77 77 > = 7 77 7 77 07 7 77 77 7 77 0 0 7 7 77 7 0< 77 7 ? 7 77 77 7 7 777 : % @ A , B * Top: Output: / A # , A # B , + # A / B' # # B GOTO Output A B CGOTO Top $ D 6 , ., A / /B # ) ) $ & # ) ) # . ( E ( F/ $ E ( F/ . @ # %. ! 1 G# / ' $ G $ # G HI # H / # #/ " # # # #E 0E ! ! * ! ' ! * ! . / 3 $4 7 7 $4: 7 7 $4 77 7 7 7 7 7 7 77 7 77 7 7 0 0 7 77 77 0 0 7 77 7 77 0 0 77 77 7 77 ? 7 7 77 7 77 7 : 7 77 77 7 777 : ? * /0 1 !/ 2 3 6 - ! ! / #G HI " ! J / C 0E INPUT 1 INPUT 1' INPUT 2 INPUT 2' OUTPUT OUTPUT' K # Disk INPUT k INPUT k' block size b Disk B main memory buffers, k-way merge 4 ! # . 6 ( M 0E -N #L 7 7 .: .: $ G =< 0$# 3/ ./ F ./ F . ) # O 7) 7 5 . 6 G . # 6" '* , ! $% , & . $% $% ! # " $ " ) . # # ' G # , # ,* ,0 # 6" #E , 5 ! !" ) . + ! # ("Sequence set") *% $ & " 5 ,'# 0* 6" # G HI ! 5 C ! G !" # ("Sequence set") ! 72 5 3 7 7 77 7 77 7 7 7 77 77 7 77 7 77 77 77 7 77 07 7 077 7 ?77 7 7 <7 7 7 77 ; 7 77 7 77 ;77 77 7 77 4 7 7 77 7 77 7 7 7 77 77 7 77 7 77 77 77 7 77 * * '(* * )* * '( * * % 47 77 7 77 7 7 7 77 77 7 77 7 77 77 77 7 77 7 7 77 7 77 7 + 47 7 77 7 7 7 77 77 7 77 7 77 77 77 7 77 7 7 77 7 77 7 7 77 77 7 777 ', 2& ## # 2& - 7. P 9# P P G . # C$ ! L #L G HI ' 9 1 # # . * + 2 L L 9# G HI 9 0 1 # @ F . @ H 2 . ! . / '* 0& /K 6 ?7 % ,! / # #. $% # , C ...
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