1
Read the shape
Count digits to know the column count. 4d² ULTIMATE (lead 5-9).
Level 30 - mastery
6 visual blocks - Duplex columns
Count digits to know the column count. 4d² ULTIMATE (lead 5-9).
Write raw Duplex columns first.
Start with the leftmost Duplex.
Compare with a nearby square.
Reach the target without avoidable misses.
Carry only after the columns are visible.
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