Java试卷参考答案.doc

Java试卷参考答案 public TestStackOfObjects() { } public static void main(String[] args) { TestStackOfObjects teststackofobjects = new TestStackOfObjects(); StackOfObjects stack = new StackOfObjects(); final int NUM_OF_PRIMES = 50; int count = 0; // Repeatedly find prime numbers for (int number = 2; count lt; NUM_OF_PRIMES; number++) if (isPrime(number)) { stack.push(new Integer(number)); count++; // Increase the prime number count } // Print the first 30 prime numbers in decreasing order System.out.println(quot;The first 30 prime numbers are \nquot;); final int NUMBER_PER_LINE = 10; while (!stack.empty()) { System.out.print(stack.pop() + quot; quot;);