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  1. (loop
  2. for line = (read-line *staard-input* nil nil)
  3. while (not (equal line "42"))
  4. do (format t "~A~%" line))
Runtime error #stdin #stdout #stderr 0s 535040KB
stdin
1
2
10
42
11
7
stdout
Standard output is empty
stderr
*** - PSETQ: variable *STAARD-INPUT* has no value