Annotation of 43BSD/contrib/icon/book/15/abc.icn, revision 1.1.1.1

1.1       root        1: procedure main()
                      2:    while writes(line := read()) do
                      3:       if line ? (ABC("") & pos(0)) then write(" accepted")
                      4:       else write(" rejected")
                      5: end
                      6: 
                      7: procedure ABC(X)
                      8:    suspend =X | (="a" || ABC("b" || X) || ="c")
                      9: end

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