| | Input: order , current state S, optimal matched group . | | | Output: single move plan , set of exchange demands D. | | (1) | Initialize, , | | (2) | whiledo | | (3) | ifthen | | (4) | Item type qi in is unmatched, type(d) = qi | | (5) | = MPOCS(S, ip, next(ip), 1), = MPOCS(S, ip, previous(ip), -1) | | (6) | | | (7) | , , update , | | (8) | elseifandandthen | | (9) | foreach | | (10) | = MPOCS(S, slot(s), ip, 1), = MPOCS(S, slot(s), ip, −1) | | (11) | , , | | (12) | , , update , | | (13) | end foreach | | (14) | end if | | (15) | | | (16) | end while | | (17) | return , D |
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