/**
* Main-Methode zum ausfuehren. Darf auch gerne mit einer GUI, einem Kommandozeilenmenue o.รค.
* aufgehuebscht werden.
*
* @param args - Die Uebergabeparameter -
*/
public static void main(String[] args) {
long mili = System.currentTimeMillis();
long nano = System.nanoTime();
PrimeFactor factor = new PrimeFactor();
int largestFactor = 0;
if (validateArguments(args)) {
largestFactor = factor.computeLargestPrimeFactor(zahl);
System.out.println("Der groesste Primfaktor von " + zahl + " ist: " + largestFactor);
}
System.out.println(
(System.currentTimeMillis() - mili)
+ " Millisekunden oder "
+ (System.nanoTime() - nano)
+ " Nanosekunden");
}
public static void main(String[] args) throws IOException {
Long num;
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
System.out.println("\nEnter a number to determine each prime up to the number:");
num = Long.parseLong(br.readLine());
PrimeArray primeArray = new PrimeArray(num);
System.out.println(primeArray.getPrimeArrayNums());
System.out.println("\nEnter a number to determine it's prime factors:");
num = Long.parseLong(br.readLine());
PrimeFactor primeFactor = new PrimeFactor(num);
System.out.println(primeFactor.getFactors());
System.out.println(primeFactor.getPrimeFactor());
}
@Test
public void testFor19() {
assertEquals(Arrays.asList(19), PrimeFactor.getPrimeFactors(19));
}
@Test
public void testFor18() {
assertEquals(Arrays.asList(2, 3, 3), PrimeFactor.getPrimeFactors(18));
}
@Test
public void testFor16() {
assertEquals(Arrays.asList(2, 2, 2, 2), PrimeFactor.getPrimeFactors(16));
}
@Test
public void testEmpty() {
assertEquals(Collections.emptyList(), PrimeFactor.getPrimeFactors(1));
}
@Test
public void testFor15() {
assertEquals(Arrays.asList(3, 5), PrimeFactor.getPrimeFactors(15));
}
@Test
public void testFor14() {
assertEquals(Arrays.asList(2, 7), PrimeFactor.getPrimeFactors(14));
}
@Test
public void testFor7() {
assertEquals(Arrays.asList(7), PrimeFactor.getPrimeFactors(7));
}
@Test
public void testFor100() {
assertEquals(Arrays.asList(2, 2, 5, 5), PrimeFactor.getPrimeFactors(100));
}
@Test
public void testFor22() {
assertEquals(Arrays.asList(2, 11), PrimeFactor.getPrimeFactors(22));
}
@Test
public void testFor21() {
assertEquals(Arrays.asList(3, 7), PrimeFactor.getPrimeFactors(21));
}
