Visual block training
You see the input. You see the output. Go.
Start file
a b c d e f g
End file
a g a g a g a b f b f b f b c e c e c e c d d d d d d d e c e c e c e f b f b f b f g a g a g a g
View Diff
1,7c1,7 < a < b < c < d < e < f < g --- > a g a g a g a > b f b f b f b > c e c e c e c > d d d d d d d > e c e c e c e > f b f b f b f > g a g a g a g
Solutions by @ysw505:
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