Codes
Decode and encode words using letter shifts, number positions, and symbol substitution
5 TOPICS
01
Alphabet Codes
Decode or encode a word using a consistent letter shift rule.
02
Letter to Number Codes
Encode or decode words using alphabet position numbers, for example A = 1 and Z = 26.
03
Word to Number Codes
A full word is encoded as a number sequence; decode or re-encode a new word using the same rule.
04
Mixed Codes
Combined rules using offsets, reversal, position, shift, or multi-step encoding.
05
Symbol Codes
Each letter is replaced by a shape or symbol; decode and re-encode using the same substitution.
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