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  1. USING: kernel sequences locals io formatting strings math math.functions math.parser ;
  2. IN: main
  3. "Hello, World" print
  4. readln string>number
  5. iota [ dup [ i "%d " printf ] ] each
Runtime error #stdin #stdout 1.3s 165056KB
stdin
30
stdout
./prog.factor

5: iota [ dup [ i "%d " printf ] ] each
                 ^
No word named “i” found in current vocabulary search path