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Text File  |  1990-04-06  |  201b  |  10 lines
  1. \ Problem 3.28 by Dickson Cheng  04/06/90 14:06:25.09
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  4. : AVERAGE       ( x1 f1 x2 f2 ... xk fk -- avg )
  5.         DEPTH 2 / >R  0 -ROT R@ 1- 0
  6.            ?DO * + -ROT LOOP
  7.         * + R> / ;
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