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Which of the following is not true about greedy algorithms?
a. it makes the locally optimal choice at each stage
b. a greedy strategy produces an optimal solution
c. a greedy algorith exists for constructing the minimum spanning tree
d. a greedy algorithm exists for partition a set of n weights into k buns where each has the same weight
e. greedy algorithm exists for some np-hard problems.

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Which of the following is not true about greedy algorithms?
a. it makes the locally optimal c...
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