Find out whether an integer is a prime number

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Reference no: EM1330470

Declare a method to determine whether an integer is a prime number

Use the following method declarations:
public static Boolean isPrime (int num)

An integer greater than 1 is a prime number if its only divisor is 1 or itself. For example, isPrime (11) returns true, and isPrime (9) returns false.

I have to use the isPrime method to find the first thousand prime numbers and display every ten prime numbers in a row, as follows:

2 3 5 7 11 13 17 19 23 29
31 37 41 43 47 53 59 61 67 61
73 79 83 89 97 ...

The input and output must use JOptionPane dialog and display boxes.

Reference no: EM1330470

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