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25 3 2 #" " 0 0 17 3 66 #";;; OUTPUT: The first element of INPUT-LIST that satisfies PRED;" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 63 #";;; or #f if no element of INPUT-LIST satisfies PRED." 0 0 25 29 1 #"\n" 0 0 25 29 1 #"\n" 0 9 463 4 0 0 0 76 0 25 3 2 #" " 0 0 14 3 6 #"Define" 0 0 25 3 1 #" " 0 0 14 3 9 #"diy-findf" 0 0 25 3 1 #" " 0 0 14 3 3 #"and" 0 0 25 3 1 #" " 0 0 14 3 4 #"test" 0 0 25 3 1 #" " 0 0 14 3 3 #"it!" 0 0 25 29 1 #"\n" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 5 #"NOTE:" 0 0 25 3 2 #" " 0 0 14 3 3 #"You" 0 0 25 3 1 #" " 0 0 14 3 3 #"may" 0 0 25 3 1 #" " 0 0 14 3 4 #"want" 0 0 25 3 1 #" " 0 0 14 3 2 #"to" 0 0 25 3 1 #" " 0 0 14 3 7 #"compare" 0 0 25 3 1 #" " 0 0 14 3 7 #"results" 0 0 25 3 1 #" " 0 0 14 3 4 #"from" 0 0 25 3 1 #" " 0 0 14 3 5 #"FINDF" 0 0 25 3 1 #" " 0 0 14 3 3 #"and" 0 0 25 3 1 #" " 0 0 14 3 9 #"DIY-FINDF" 0 0 25 29 1 #"\n" 0 0 25 3 9 #" " 0 0 14 3 2 #"in" 0 0 25 3 1 #" " 0 0 14 3 1 #"a" 0 0 25 3 1 #" " 0 0 14 3 6 #"tester" 0 0 25 3 1 #" " 0 0 14 3 4 #"test" 0 0 25 3 1 #" " 0 0 15 3 4 #"case" 0 0 29 3 1 #"," 0 0 25 3 1 #" " 0 0 14 3 2 #"or" 0 0 25 3 1 #" " 0 0 14 3 4 #"even" 0 0 25 3 1 #" " 0 0 14 3 2 #"as" 0 0 25 3 1 #" " 0 0 14 3 8 #"separate" 0 0 25 3 1 #" " 0 0 14 3 4 #"test" 0 0 25 3 1 #" " 0 0 15 3 5 #"cases" 0 0 25 3 1 #" " 0 0 14 3 2 #"to" 0 0 25 3 1 #" " 0 0 14 3 2 #"be" 0 0 25 29 1 #"\n" 0 0 25 3 9 #" " 0 0 14 3 4 #"sure" 0 0 25 3 1 #" " 0 0 14 3 4 #"your" 0 0 25 3 1 #" " 0 0 14 3 4 #"code" 0 0 25 3 1 #" " 0 0 14 3 2 #"is" 0 0 25 3 1 #" " 0 0 14 3 8 #"correct." 0 0 25 3 2 #" " 0 0 25 29 1 #"\n" 0 0 25 29 1 #"\n" 0 0 0 0 25 29 1 #"\n" 0 0 25 29 1 #"\n" 0 0 25 29 1 #"\n" 0 0 17 3 38 #";-------------------------------------" 0 0 25 29 1 #"\n" 0 0 17 3 3 #"; " 0 0 17 3 7 #"PROBLEM" 0 0 17 3 1 #" " 0 0 17 3 19 #"2: FETCH-M2O-MATCH" 0 0 25 29 1 #"\n" 0 0 17 3 38 #";-------------------------------------" 0 0 25 29 1 #"\n" 0 0 17 3 5 #";;;;;" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 20 #";;; FETCH-M2O-MATCH" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 36 #";;; --------------------------------" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 33 #";;; INPUTS: X, some Scheme item" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 33 #";;; Y, some Scheme item" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 36 #";;; PAIRS, a list of pairs" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 58 #";;; OUTPUT: #f, if no pairs in PAIRS have the form (A Y)" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 55 #";;; for some item A that is different from X;" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 60 #";;; #t (or something that counts as #t) otherwise." 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 58 #";;; i.e. #t if a pair (A,B) in PAIRS exists such" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 37 #";;; that A != X and B == Y." 0 0 25 29 1 #"\n" 0 0 25 29 1 #"\n" 0 9 475 4 0 0 0 78 0 25 3 3 #" (" 0 0 14 3 4 #"Note" 0 0 25 3 1 #" " 0 0 14 3 2 #"in" 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 4 #"name" 0 0 25 3 1 #" " 0 0 14 3 4 #"that" 0 0 25 3 1 #" " 0 0 19 3 5 #"\"M2O\"" 0 0 25 3 1 #" " 0 0 14 3 2 #"is" 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 6 #"letter" 0 0 25 3 1 #" " 0 0 14 3 1 #"M" 0 0 29 3 1 #"," 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 5 #"digit" 0 0 25 3 1 #" " 0 0 22 3 1 #"2" 0 0 29 3 1 #"," 0 0 25 3 1 #" " 0 0 14 3 3 #"and" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 6 #"letter" 0 0 25 3 1 #" " 0 0 14 3 6 #"O--M2O" 0 0 25 3 1 #" " 0 0 14 3 2 #"is" 0 0 25 3 1 #" " 0 0 14 3 1 #"a" 0 0 25 3 1 #" " 0 0 14 3 4 #"kind" 0 0 25 3 1 #" " 0 0 14 3 2 #"of" 0 0 25 3 1 #" " 0 0 14 3 9 #"shorthand" 0 0 25 3 1 #" " 0 0 15 3 3 #"for" 0 0 25 3 1 #" " 0 0 14 3 4 #"Many" 0 0 25 3 1 #" " 0 0 14 3 2 #"To" 0 0 25 3 1 #" " 0 0 14 3 4 #"One." 0 0 25 3 1 #" " 0 0 14 3 5 #"Kinda" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 4 #"like" 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 7 #"moniker" 0 0 25 3 1 #" " 0 0 19 3 5 #"\"Y2K\"" 0 0 25 3 1 #" " 0 0 14 3 3 #"but" 0 0 25 3 1 #" " 0 0 14 3 7 #"without" 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 10 #"calamitous" 0 0 25 3 1 #" " 0 0 14 3 17 #"prognostications." 0 0 25 3 1 #")" 0 0 25 29 1 #"\n" 0 0 0 0 25 29 1 #"\n" 0 9 3529 4 0 0 0 587 0 25 3 2 #" " 0 0 14 3 6 #"Notice" 0 0 25 3 1 #" " 0 0 14 3 4 #"that" 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 6 #"inputs" 0 0 25 3 1 #" " 0 0 14 3 1 #"X" 0 0 25 3 1 #" " 0 0 14 3 3 #"and" 0 0 25 3 1 #" " 0 0 14 3 1 #"Y" 0 0 25 3 1 #" " 0 0 14 3 3 #"can" 0 0 25 3 1 #" " 0 0 14 3 2 #"be" 0 0 25 3 1 #" " 0 0 14 3 7 #"thought" 0 0 25 3 1 #" " 0 0 14 3 2 #"of" 0 0 25 3 1 #" " 0 0 14 3 2 #"as" 0 0 25 3 1 #" " 0 0 14 3 1 #"a" 0 0 25 3 1 #" " 0 0 14 3 4 #"pair" 0 0 29 3 1 #"," 0 0 25 3 2 #" (" 0 0 14 3 1 #"X" 0 0 25 3 1 #" " 0 0 14 3 1 #"Y" 0 0 25 3 1 #")" 0 0 29 3 1 #"." 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 4 #"This" 0 0 25 3 1 #" " 0 0 14 3 8 #"function" 0 0 25 3 1 #" " 0 0 14 3 5 #"scans" 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 4 #"list" 0 0 25 3 1 #" " 0 0 14 3 2 #"of" 0 0 25 3 1 #" " 0 0 14 3 5 #"PAIRS" 0 0 25 3 1 #" " 0 0 14 3 7 #"looking" 0 0 25 3 1 #" " 0 0 15 3 3 #"for" 0 0 25 3 1 #" " 0 0 14 3 1 #"a" 0 0 25 3 1 #" " 0 0 14 3 4 #"pair" 0 0 25 3 2 #" (" 0 0 14 3 1 #"A" 0 0 25 3 1 #" " 0 0 14 3 1 #"B" 0 0 25 3 2 #") " 0 0 14 3 5 #"where" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 1 #"A" 0 0 25 3 1 #" " 0 0 14 3 2 #"is" 0 0 25 3 1 #" " 0 0 14 3 9 #"different" 0 0 25 3 1 #" " 0 0 14 3 4 #"from" 0 0 25 3 1 #" " 0 0 14 3 1 #"X" 0 0 25 3 2 #" (" 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 19 3 5 #"\"one\"" 0 0 25 3 1 #")" 0 0 29 3 1 #"," 0 0 25 3 1 #" " 0 0 14 3 3 #"but" 0 0 25 3 1 #" " 0 0 14 3 1 #"B" 0 0 25 3 1 #" " 0 0 14 3 6 #"equals" 0 0 25 3 1 #" " 0 0 14 3 1 #"Y" 0 0 25 3 2 #" (" 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 19 3 6 #"\"many\"" 0 0 25 3 1 #")" 0 0 29 3 1 #"." 0 0 25 29 1 #"\n" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 5 #"NOTE:" 0 0 25 3 2 #" " 0 0 14 3 4 #"This" 0 0 25 3 1 #" " 0 0 14 3 8 #"function" 0 0 25 3 1 #" " 0 0 14 3 4 #"only" 0 0 25 3 1 #" " 0 0 14 3 5 #"looks" 0 0 25 3 1 #" " 0 0 15 3 3 #"for" 0 0 25 3 1 #" " 0 0 14 3 5 #"pairs" 0 0 25 3 1 #" " 0 0 14 3 2 #"in" 0 0 25 3 1 #" " 0 0 14 3 5 #"PAIRS" 0 0 25 3 1 #" " 0 0 14 3 4 #"that" 0 0 25 29 1 #"\n" 0 0 25 3 9 #" " 0 0 14 3 4 #"have" 0 0 25 3 1 #" " 0 0 14 3 1 #"a" 0 0 25 3 1 #" " 0 0 14 3 11 #"many-to-one" 0 0 25 3 1 #" " 0 0 15 3 5 #"match" 0 0 25 3 1 #" " 0 0 14 3 4 #"with" 0 0 25 3 2 #" (" 0 0 14 3 1 #"X" 0 0 25 3 1 #" " 0 0 14 3 1 #"Y" 0 0 25 3 1 #")" 0 0 29 3 1 #"." 0 0 25 29 1 #"\n" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 4 #"Here" 0 0 22 3 1 #"'" 0 0 14 3 1 #"s" 0 0 25 3 1 #" " 0 0 14 3 4 #"what" 0 0 25 3 1 #" " 0 0 14 3 2 #"it" 0 0 25 3 1 #" " 0 0 14 3 5 #"looks" 0 0 25 3 1 #" " 0 0 14 3 4 #"like" 0 0 25 3 1 #" " 0 0 14 3 2 #"in" 0 0 25 3 1 #" " 0 0 14 3 7 #"action:" 0 0 25 29 1 #"\n" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 1 #">" 0 0 25 3 2 #" (" 0 0 14 3 15 #"fetch-m2o-match" 0 0 25 3 1 #" " 0 0 22 3 1 #"1" 0 0 25 3 1 #" " 0 0 22 3 1 #"2" 0 0 25 3 1 #" " 0 0 22 3 1 #"'" 0 0 25 3 2 #"((" 0 0 22 3 1 #"3" 0 0 25 3 1 #" " 0 0 22 3 1 #"4" 0 0 25 3 3 #") (" 0 0 22 3 1 #"3" 0 0 25 3 1 #" " 0 0 22 3 1 #"5" 0 0 25 3 3 #") (" 0 0 22 3 1 #"8" 0 0 25 3 1 #" " 0 0 22 3 1 #"5" 0 0 25 3 3 #") (" 0 0 22 3 1 #"6" 0 0 25 3 1 #" " 0 0 22 3 1 #"4" 0 0 25 3 3 #") (" 0 0 22 3 1 #"7" 0 0 25 3 1 #" " 0 0 22 3 1 #"4" 0 0 25 3 3 #")))" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 22 3 2 #"#f" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 1 #">" 0 0 25 3 2 #" (" 0 0 14 3 15 #"fetch-m2o-match" 0 0 25 3 1 #" " 0 0 22 3 1 #"1" 0 0 25 3 1 #" " 0 0 22 3 1 #"2" 0 0 25 3 1 #" " 0 0 22 3 1 #"'" 0 0 25 3 2 #"((" 0 0 22 3 1 #"3" 0 0 25 3 1 #" " 0 0 22 3 1 #"4" 0 0 25 3 3 #") (" 0 0 22 3 1 #"1" 0 0 25 3 1 #" " 0 0 22 3 1 #"2" 0 0 25 3 3 #") (" 0 0 22 3 1 #"5" 0 0 25 3 1 #" " 0 0 22 3 1 #"6" 0 0 25 3 3 #")))" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 22 3 2 #"#f" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 1 #">" 0 0 25 3 2 #" (" 0 0 14 3 15 #"fetch-m2o-match" 0 0 25 3 1 #" " 0 0 22 3 1 #"1" 0 0 25 3 1 #" " 0 0 22 3 1 #"2" 0 0 25 3 1 #" " 0 0 22 3 1 #"'" 0 0 25 3 2 #"((" 0 0 22 3 1 #"3" 0 0 25 3 1 #" " 0 0 22 3 1 #"5" 0 0 25 3 3 #") (" 0 0 22 3 1 #"5" 0 0 25 3 1 #" " 0 0 22 3 1 #"4" 0 0 25 3 3 #") (" 0 0 22 3 1 #"8" 0 0 25 3 1 #" " 0 0 22 3 1 #"2" 0 0 25 3 3 #") (" 0 0 22 3 1 #"6" 0 0 25 3 1 #" " 0 0 22 3 1 #"1" 0 0 25 3 3 #")))" 0 0 25 29 1 #"\n" 0 0 25 3 3 #" (" 0 0 22 3 1 #"8" 0 0 25 3 1 #" " 0 0 22 3 1 #"2" 0 0 25 3 1 #")" 0 0 25 29 1 #"\n" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 6 #"Notice" 0 0 25 3 1 #" " 0 0 14 3 4 #"that" 0 0 25 3 1 #" " 0 0 14 3 2 #"in" 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 5 #"first" 0 0 25 3 1 #" " 0 0 14 3 7 #"example" 0 0 29 3 1 #"," 0 0 25 3 1 #" " 0 0 14 3 2 #"it" 0 0 25 3 1 #" " 0 0 14 3 8 #"returned" 0 0 25 3 1 #" " 0 0 22 3 2 #"#f" 0 0 25 3 1 #" " 0 0 14 3 7 #"because" 0 0 25 3 1 #" " 0 0 14 3 5 #"there" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 4 #"were" 0 0 25 3 1 #" " 0 0 14 3 2 #"no" 0 0 25 3 1 #" " 0 0 14 3 5 #"pairs" 0 0 25 3 1 #" " 0 0 14 3 2 #"in" 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 4 #"list" 0 0 25 3 1 #" " 0 0 14 3 2 #"of" 0 0 25 3 1 #" " 0 0 14 3 5 #"pairs" 0 0 25 3 1 #" " 0 0 14 3 5 #"whose" 0 0 25 3 1 #" " 0 0 14 3 6 #"second" 0 0 25 3 1 #" " 0 0 14 3 7 #"element" 0 0 25 3 1 #" " 0 0 14 3 2 #"is" 0 0 25 3 1 #" " 0 0 14 3 1 #"a" 0 0 25 3 1 #" " 0 0 22 3 2 #"2." 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 2 #"It" 0 0 25 3 1 #" " 0 0 14 3 5 #"never" 0 0 25 3 1 #" " 0 0 14 3 10 #"considered" 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 8 #"matching" 0 0 25 3 1 #" " 0 0 19 3 13 #"\"many-to-one\"" 0 0 25 3 1 #" " 0 0 14 3 5 #"pairs" 0 0 25 3 2 #" (" 0 0 22 3 1 #"6" 0 0 25 3 1 #" " 0 0 22 3 1 #"4" 0 0 25 3 2 #") " 0 0 14 3 3 #"and" 0 0 25 3 2 #" (" 0 0 22 3 1 #"7" 0 0 25 3 1 #" " 0 0 22 3 1 #"4" 0 0 25 3 1 #")" 0 0 29 3 1 #"," 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 7 #"because" 0 0 25 3 1 #" " 0 0 14 3 2 #"it" 0 0 25 3 1 #" " 0 0 14 3 4 #"only" 0 0 25 3 1 #" " 0 0 14 3 6 #"looked" 0 0 25 3 1 #" " 0 0 15 3 3 #"for" 0 0 25 3 1 #" " 0 0 14 3 7 #"matches" 0 0 25 3 1 #" " 0 0 14 3 4 #"with" 0 0 25 3 2 #" (" 0 0 22 3 1 #"1" 0 0 25 3 1 #" " 0 0 22 3 1 #"2" 0 0 25 3 1 #")" 0 0 29 3 1 #"." 0 0 25 29 1 #"\n" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 2 #"In" 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 6 #"second" 0 0 25 3 1 #" " 0 0 14 3 7 #"example" 0 0 29 3 1 #"," 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 4 #"pair" 0 0 25 3 2 #" (" 0 0 22 3 1 #"1" 0 0 25 3 1 #" " 0 0 22 3 1 #"2" 0 0 25 3 2 #") " 0 0 14 3 7 #"belongs" 0 0 25 3 1 #" " 0 0 14 3 2 #"to" 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 4 #"list" 0 0 25 3 1 #" " 0 0 14 3 2 #"of" 0 0 25 3 1 #" " 0 0 14 3 5 #"PAIRS" 0 0 17 3 1 #";" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 3 #"but" 0 0 25 3 1 #" " 0 0 14 3 3 #"its" 0 0 25 3 1 #" " 0 0 14 3 5 #"first" 0 0 25 3 1 #" " 0 0 14 3 7 #"element" 0 0 25 3 1 #" " 0 0 14 3 2 #"is" 0 0 25 3 1 #" " 0 0 14 3 3 #"not" 0 0 25 3 1 #" " 0 0 14 3 9 #"different" 0 0 25 3 1 #" " 0 0 14 3 4 #"from" 0 0 25 3 1 #" " 0 0 22 3 1 #"1" 0 0 29 3 1 #"," 0 0 25 3 1 #" " 0 0 14 3 2 #"so" 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 8 #"function" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 7 #"returns" 0 0 25 3 1 #" " 0 0 27 3 3 #"#f." 0 0 25 29 1 #"\n" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 2 #"In" 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 5 #"third" 0 0 25 3 1 #" " 0 0 14 3 7 #"example" 0 0 29 3 1 #"," 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 8 #"function" 0 0 25 3 1 #" " 0 0 14 3 7 #"returns" 0 0 25 3 1 #" " 0 0 14 3 9 #"something" 0 0 25 3 1 #" " 0 0 14 3 4 #"that" 0 0 25 3 1 #" " 0 0 14 3 6 #"counts" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 2 #"as" 0 0 25 3 1 #" " 0 0 14 3 4 #"TRUE" 0 0 25 3 1 #" " 0 0 14 3 7 #"because" 0 0 25 3 1 #" " 0 0 14 3 2 #"it" 0 0 25 3 1 #" " 0 0 14 3 5 #"found" 0 0 25 3 1 #" " 0 0 14 3 1 #"a" 0 0 25 3 1 #" " 0 0 14 3 4 #"pair" 0 0 29 3 1 #"," 0 0 25 3 2 #" (" 0 0 22 3 1 #"8" 0 0 25 3 1 #" " 0 0 22 3 1 #"2" 0 0 25 3 1 #")" 0 0 29 3 1 #"," 0 0 25 3 1 #" " 0 0 14 3 5 #"whose" 0 0 25 3 1 #" " 0 0 14 3 5 #"first" 0 0 25 3 1 #" " 0 0 14 3 4 #"item" 0 0 25 3 1 #" " 0 0 14 3 3 #"was" 0 0 25 3 1 #" " 0 0 14 3 9 #"different" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 4 #"from" 0 0 25 3 1 #" " 0 0 22 3 1 #"1" 0 0 29 3 1 #"," 0 0 25 3 1 #" " 0 0 14 3 3 #"and" 0 0 25 3 1 #" " 0 0 14 3 5 #"whose" 0 0 25 3 1 #" " 0 0 14 3 6 #"second" 0 0 25 3 1 #" " 0 0 14 3 4 #"item" 0 0 25 3 1 #" " 0 0 14 3 3 #"was" 0 0 25 3 1 #" " 0 0 14 3 5 #"equal" 0 0 25 3 1 #" " 0 0 14 3 2 #"to" 0 0 25 3 1 #" " 0 0 22 3 2 #"2." 0 0 25 3 2 #" " 0 0 14 3 2 #"It" 0 0 25 3 1 #" " 0 0 14 3 5 #"doesn" 0 0 22 3 1 #"'" 0 0 14 3 1 #"t" 0 0 25 3 1 #" " 0 0 14 3 6 #"matter" 0 0 25 3 1 #" " 0 0 14 3 4 #"what" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 4 #"your" 0 0 25 3 1 #" " 0 0 14 3 8 #"function" 0 0 25 3 1 #" " 0 0 14 3 7 #"returns" 0 0 25 3 1 #" " 0 0 14 3 2 #"in" 0 0 25 3 1 #" " 0 0 14 3 4 #"such" 0 0 25 3 1 #" " 0 0 15 3 5 #"cases" 0 0 25 3 1 #" " 0 0 14 3 2 #"as" 0 0 25 3 1 #" " 0 0 14 3 4 #"long" 0 0 25 3 1 #" " 0 0 14 3 2 #"as" 0 0 25 3 1 #" " 0 0 14 3 2 #"it" 0 0 25 3 1 #" " 0 0 14 3 2 #"is" 0 0 25 3 1 #" " 0 0 14 3 9 #"something" 0 0 25 3 1 #" " 0 0 14 3 4 #"that" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 19 3 8 #"\"counts\"" 0 0 25 3 1 #" " 0 0 14 3 2 #"as" 0 0 25 3 1 #" " 0 0 14 3 4 #"TRUE" 0 0 25 3 2 #" (" 0 0 14 3 4 #"i.e." 0 0 29 3 1 #"," 0 0 25 3 1 #" " 0 0 14 3 8 #"anything" 0 0 25 3 1 #" " 0 0 14 3 5 #"other" 0 0 25 3 1 #" " 0 0 14 3 4 #"than" 0 0 25 3 1 #" " 0 0 22 3 2 #"#f" 0 0 25 3 1 #")" 0 0 29 3 1 #"." 0 0 25 29 1 #"\n" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 14 3 5 #"NOTE:" 0 0 25 3 2 #" " 0 0 14 3 2 #"In" 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 5 #"third" 0 0 25 3 1 #" " 0 0 14 3 7 #"example" 0 0 29 3 1 #"," 0 0 25 3 1 #" " 0 0 14 3 3 #"the" 0 0 25 3 1 #" " 0 0 14 3 5 #"pairs" 0 0 25 3 2 #" (" 0 0 22 3 1 #"1" 0 0 25 3 1 #" " 0 0 22 3 1 #"2" 0 0 25 3 2 #") " 0 0 14 3 3 #"and" 0 0 25 3 2 #" (" 0 0 22 3 1 #"8" 0 0 25 3 1 #" " 0 0 22 3 1 #"2" 0 0 25 3 1 #")" 0 0 25 29 1 #"\n" 0 0 25 3 9 #" " 0 0 14 3 4 #"form" 0 0 25 3 1 #" " 0 0 14 3 2 #"an" 0 0 25 3 1 #" " 0 0 14 3 8 #"instance" 0 0 25 3 1 #" " 0 0 14 3 2 #"of" 0 0 25 3 1 #" " 0 0 14 3 16 #"many-to-oneness!" 0 0 0 0 25 29 1 #"\n" 0 0 17 3 2 #";;" 0 0 25 29 1 #"\n" 0 0 17 3 4 #";; (" 0 0 17 3 5 #"HINT:" 0 0 17 3 2 #" " 0 0 17 3 3 #"Use" 0 0 17 3 1 #" " 0 0 17 3 3 #"the" 0 0 17 3 1 #" " 0 0 17 3 9 #"diy-findf" 0 0 17 3 1 #" " 0 0 17 3 8 #"function" 0 0 17 3 1 #" " 0 0 17 3 2 #"as" 0 0 17 3 1 #" " 0 0 17 3 1 #"a" 0 0 17 3 9 #" helper!)" 0 0 25 29 1 #"\n" 0 0 17 3 2 #";;" 0 0 25 29 1 #"\n" 0 0 25 29 1 #"\n" 0 0 17 3 41 #";----------------------------------------" 0 0 25 29 1 #"\n" 0 0 17 3 1 #";" 0 0 17 3 2 #" " 0 0 17 3 7 #"PROBLEM" 0 0 17 3 1 #" " 0 0 17 3 16 #"3: MANY-TO-ONE?" 0 0 25 29 1 #"\n" 0 0 17 3 41 #";----------------------------------------" 0 0 25 29 1 #"\n" 0 0 17 3 5 #";;;;;" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 17 #";;; MANY-TO-ONE?" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 41 #";;; -------------------------------------" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 59 #";;; INPUT: PAIRS, a list of pairs representing a relation" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 67 #";;; OUTPUT: #t (or something that counts as TRUE) if the relation" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 10 #";;; is \"" 0 0 17 3 4 #"many" 0 0 17 3 1 #" " 0 0 17 3 2 #"to" 0 0 17 3 46 #" one\" (i.e., if it contains at least two pairs" 0 0 25 29 1 #"\n" 0 0 25 3 2 #" " 0 0 17 3 64 #";;; that have different first items, but the same second item)" 0 0 25 29 1 #"\n" 0 0 25 29 1 #"\n" 0 9 2443 4 0 0 0 406 0 25 3 2 #" " 0 0 14 3 5 #"NOTE:" 0 0 25 3 1 #" " 0 0 14 3 4 #"This" 0 0 25 3 1 #" " 0 0 14 3 8 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