for (int i=n; i>=0; i--) {
            for (int j=0; j<i-1; j++) {
                BigDecimal numA = new BigDecimal(s[j]);
                BigDecimal numB = new BigDecimal(s[j+1]);
                
                if (numA.compareTo(numB) == -1) {
                    String tmp = s[j];
                    
                    s[j] = s[j+1];
                    s[j+1] = tmp;
                }
            }
        }