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Operating System
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CLASS (2016-2017-1)-62903-06102-1
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2014329620077_陆梦丽
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7.11
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Exercise7_11
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👤 Author: by 2014329620077ll 2016-11-29 14:03:04
(1)
Need
A B C D
P0 0 0 0 0
P1 0 7 5 0
P2 1 0 0 2
P3 0 0 2 0
P4 0 6 4 2
(2)
It is safe state, the sequence satisfing the safety criteria is
A B C D
1 5 2 0
P0 1 5 3 2
P2 2 8 8 6
P1 3 8 8 6
P3 3 14 11 8
P4 obviously satisfy
(3)
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