String | K5kC | Code & More

Count the Number of Special Characters II

Count the Number of Substrings With Dominant Ones

Count The Number of Winning Sequences

Count Unique Characters of All Substrings of a Given String

Count Vowel Substrings of a String

Count Words Obtained After Adding a Letter

Decode the Message

Decrypt String from Alphabet to Integer Mapping

Defanging an IP Address

Delete Columns to Make Sorted II