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gibson:teaching:fall-2013:math445:hw3 [2013/10/14 18:52] gibson |
gibson:teaching:fall-2013:math445:hw3 [2013/10/22 07:14] (current) gibson |
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- | **A few more problems, added late 1/14/2013**. You don't have to turn these in, but they are fair game for the exam. I will add more example problems over the next few days. | + | **A few more problems, added late 10/14/2013**. You don't have to turn these in, but they are fair game for the exam. I will add more example problems over the next few days. |
25. Write an expression that returns the positive elements of a vector v. | 25. Write an expression that returns the positive elements of a vector v. | ||
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27. Write an expression that returns the number of positive elements in a vector v. | 27. Write an expression that returns the number of positive elements in a vector v. | ||
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+ | ** Even more practice problems! Hooray! added 10/22/3013 ** | ||
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+ | 28. Write a function that computes the factorial of an integer n using a ''while'' loop. | ||
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+ | 29. Write an ''isPrime(n)'' function that returns 1 (true) is n is prime and 0 (false) if n is not prime. Don't worry about making the test efficient or doing it with integer arithmetic. | ||
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+ | 30. Write a function that returns a vector of all the integer divisors of an integer n. Again, don't worry about efficiency or integer arithmetic. | ||
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