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- An urn containing n balls can be represented by the set U = {b1, b2, ... , bn}.

### Question Description

## Explanation & Answer

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It prints the following

**This algorithm prints out all the possible ways to draw 3 balls with replacement.**(because for first output

itself shows that ball was replaced and drawn again)

Since there are 3 * for* loops and each loop iterates n times,

**the number of lines it prints**=

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