def duplicates(listOfValues): dupCount = 0 outer = 0 while (outer < len(listOfValues)): inner = outer + 1 while (inner < len(listOfValues)): if (listOfValues[inner] == listOfValues[outer]): dupCount = dupCount + 1 inner = inner + 1 outer = outer + 1 if (dupCount == 0): print "there are no duplicate values" else: print "there are ", dupCount, " duplicate values"