O Christmas Tree
Design a macro that makes trees grow (or ASCII triangles, if that's too hard).
Start file
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End file
^ ^ ^^^ ^ ^^^ ^^^^^ ^ ^^^ ^^^^^ ^^^^^^^ ^ ^^^ ^^^^^ ^^^^^^^ ^^^^^^^^^
View Diff
2a3,20 > ^ > ^^^ > > ^ > ^^^ > ^^^^^ > > ^ > ^^^ > ^^^^^ > ^^^^^^^ > > ^ > ^^^ > ^^^^^ > ^^^^^^^ > ^^^^^^^^^ >
Solutions by @mjkirk:
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