backtracking.sc.dp      Backtracking Clustering for a Specific Cluster
                        Number
clustering.sc.dp        Optimal Clustering Multidimensional Data with
                        Sequential Constraint by Dynamic Programming
findwithinss.sc.dp      Finding Optimal Withinss in Clustering
                        Multidimensional Data with Sequential
                        Constraint by Dynamic Programming
print.clustering.sc.dp
                        Print the result returned by calling
                        clustering.sc.dp
