Question: 4. Prove the Smart-Greedy Algorithm (from lecture) 1/2-approximates KNAPSACK. (Hint: What would the optimal value be if we were allowed to take a fraction of

4. Prove the Smart-Greedy Algorithm (from lecture) 1/2-approximates KNAPSACK. (Hint: What

4. Prove the Smart-Greedy Algorithm (from lecture) 1/2-approximates KNAPSACK. (Hint: What would the optimal value be if we were allowed to take a fraction of each item? 4. Prove the Smart-Greedy Algorithm (from lecture) 1/2-approximates KNAPSACK. (Hint: What would the optimal value be if we were allowed to take a fraction of each item

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