import java.util.List;
import java.util.ArrayList;
import java.util.Scanner;
import java.util.Collections;

/**
 * Class that uses caching to solve ACM-NC 2004, Problem 1
 *   @author Dave Reed
 *   @version 4/1/14
 */
public class ChangeMaker2 {
    private static final int MAX_AMOUNT = 100;
    private static final int MAX_COINS = 10;
    private int[][] remember;
    
    private List<Integer> coins;
    
    public ChangeMaker2(List<Integer> coins) {
        this.coins = coins;

        this.remember = new int[ChangeMaker2.MAX_AMOUNT+1][ChangeMaker2.MAX_COINS];
        for (int r = 0; r < ChangeMaker2.MAX_AMOUNT+1; r++) {
            for (int c = 0; c < ChangeMaker2.MAX_COINS; c++) {
                this.remember[r][c] = -1;
            }
        }   
    }
    
    public int getChange(int amount) {
        return this.getChange(amount, coins.size()-1);
    }
    
    private int getChange(int amount, int maxCoinIndex) {
        if (maxCoinIndex < 0 || amount < 0) {
            return 0;
        }
        else if (this.remember[amount][maxCoinIndex] == -1) {
            if (amount == 0) {			
                this.remember[amount][maxCoinIndex] = 1;
            }
            else {					
                this.remember[amount][maxCoinIndex] = 
                   this.getChange(amount-this.coins.get(maxCoinIndex), maxCoinIndex) +
                   this.getChange(amount, maxCoinIndex-1);
            }
        }
        return this.remember[amount][maxCoinIndex];
    }
    
    public static void main(String[] args) {
        Scanner input = new Scanner(System.in);
        
	    int caseNum = 1;
        int numCoins = input.nextInt();
        
	    while (numCoins != -1) {
	        ArrayList<Integer> coins = new ArrayList<Integer>();
	        for (int i = 0; i < numCoins; i++) {
                coins.add(input.nextInt());			
	        }
	        Collections.sort(coins);

            ChangeMaker2 cm = new ChangeMaker2(coins);

	        if (caseNum > 1) {
                System.out.println();
            }
	        System.out.println("Case " + caseNum + ": " + cm.getChange(100) +
                             " combinations of coins");
            
            caseNum++;
            numCoins = input.nextInt();
        }
	    input.close();
    }
}