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1647. Minimum Deletions to Make Character Frequencies Unique (28/06/2022)

Jun 28, 20222 min read

Problem: A string s is called good if there are no two different characters in s that have the same frequency. Given a string s, return the ...

1647. Minimum Deletions to Make Character Frequencies Unique (28/06/2022)

1689. Partitioning Into Minimum Number Of Deci-Binary Numbers (27/06/2022)

Jun 27, 20221 min read

Problem: A decimal number is called deci-binary if each of its digits is either 0 or 1 without any leading zeros. For example, 101 and 1100 ...

1689. Partitioning Into Minimum Number Of Deci-Binary Numbers (27/06/2022)

820. Short Encoding of Words (20/06/2022)

Jun 20, 20223 min read

Problem: A valid encoding of an array of words is any reference string s and array of indices indices such that: words.length == indices.length The...

820. Short Encoding of Words (20/06/2022)