prime numbers

prime numbers

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December 24, 2010 at 9:30 PM

package javaTest;

class PrimeNumber { public static void main(String[] args) { PrimeNumber pn= new PrimeNumber(); int count = 100; for(int idx = 1; count > 0; idx++){ if(pn.isPrimeNumber(idx)){ count--; System.out.println(idx); } } }

private boolean isPrimeNumber(int number) {
    boolean isPrime = false;
    if (number < 4) {
        isPrime = true;
    } else {
        int remender = 0;
        for (int i = 2; i <= number / 2; i++) {
            remender = number % i;
            if (remender == 0) {
                isPrime = false;
                break;
            }
            if(i == number/2){
                isPrime =true;
            }
        }
    }
    return isPrime;
}

}









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