the_hoser

class RPairs {        private static int recursivePairFinder( int numElements,                                 int numStates,                                 int myElementID,                                 int[] elementList,                                 int pairs ) {                int myPairs = pairs;                if( myElementID < numElements ) {                        for( int i = 0; i < numStates; i++ ) {                                elementList[myElementID] = i;                                myPairs = recursivePairFinder( numElements, numStates, myElementID + 1, elementList, myPairs );                        }                } else {                        boolean pFound = false;                        for( int p = 0; p < numElements; p++ ) {                                for( int s = p+1; s < numElements; s++ ) {                                        if( elementList[p] == elementList[s] ) {                                                myPairs++;                                                pFound = true;                                                break;                                        }                                }                                if( pFound ) {                                        break;                                }                        }                }                return myPairs;        }        public static void main( String[] argv ) {                int entities = Integer.valueOf( argv[0] ).intValue();                int states = Integer.valueOf( argv[1] ).intValue();                int nums = recursivePairFinder( entities, states, 0, new int[entities], 0 );                System.out.println( new String( "Result: " + nums ) );        }}