Find the Most Frequent Words in a String solved by 3258

We say that Pattern is a most frequent k-mer in Text if it maximizes Count(Text, Pattern) among all k-mers. For example, "ACTAT" is a most frequent 5-mer in "ACAACTATGCATCACTATCGGGAACTATCCT", and "ATA" is a most frequent 3-mer of "CGATATATCCATAG".

Frequent Words Problem

Find the most frequent k-mers in a string.

Given: A DNA string Text and an integer k.

Return: All most frequent k-mers in Text (in any order).

Sample Dataset

ACGTTGCATGTCGCATGATGCATGAGAGCT
4

Sample Output

CATG GCAT

Extra Datasets

Click for debug datasets