问题:
[单选题]
Assume there are n nodes in VERTEX-COVER. The local search algorithm given in this chapter can give a solution within ratio _____ of true optimum in the worst-case.
A2
B3
Cn-1
Dn
Assume there are n nodes in VERTEX-COVER. The local search algorithm given in this chapter can give a solution within ratio _____ of true optimum in the worst-case.
A2
B3
Cn-1
Dn
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