RosettaCodeData/Task/Combinations-with-repetitions/Java/combinations-with-repetitio...

27 lines
1010 B
Java

import com.objectwave.utility.*;
public class MultiCombinationsTester {
public MultiCombinationsTester() throws CombinatoricException {
Object[] objects = {"iced", "jam", "plain"};
//Object[] objects = {"abba", "baba", "ab"};
//Object[] objects = {"aaa", "aa", "a"};
//Object[] objects = {(Integer)1, (Integer)2, (Integer)3, (Integer)4};
MultiCombinations mc = new MultiCombinations(objects, 2);
while (mc.hasMoreElements()) {
for (int i = 0; i < mc.nextElement().length; i++) {
System.out.print(mc.nextElement()[i].toString() + " ");
}
System.out.println();
}
// Extra credit:
System.out.println("----------");
System.out.println("The ways to choose 3 items from 10 with replacement = " + MultiCombinations.c(10, 3));
} // constructor
public static void main(String[] args) throws CombinatoricException {
new MultiCombinationsTester();
}
} // class