Hints

For LM-C04-C-001, split the text at spaces.

For LM-C04-C-002, compare each word with the vocabulary.

For LM-C04-C-003, count letters.

For LM-C04-C-004, use one embedding row per token.

For LM-C04-C-005, compare spelling a word letter by letter with using the whole word as one token.