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End and Begin (Posted on 2012-04-09) Difficulty: 3 of 5
In each of the following, insert a word which completes the first and starts the second. Each of the asterisks denotes a letter whether same or different.

(1) KID (***) KIN
(2) SEA (***) NET
(3) DO (***) NECK
(4) SAND (***) GAIN
(5) IMP (***) EAR
(6) WONDER (****) MARK
(7) RAM (****) RIDGE
(8) PHOTO (****) RIGHT
(9) BLUE (****) OWED
(10) FAN (****) WELL
(11) TROUBLE (****) THING
(12) EX (****) ACLE
(13) BOW (****) HAL
(14) MA (***) AGE

Notes:

(i) Plurals, Proper nouns, hyphens, spaces, acronyms and abbreviations are not allowed.

(ii) Some of the given parts may contain multiple solutions.

No Solution Yet Submitted by K Sengupta    
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Solution computer solutions | Comment 4 of 7 |

DECLARE FUNCTION isWord! (w$)
DATA kid***kin,sea***net,do***neck,sand***gain,imp***ear
DATA wonder****mark,ram****ridge,photo****right,blue****owed
DATA fan****well,trouble****thing,ex****acle,bow****hal,ma***age
DIM puz$(14)
FOR i = 1 TO 14: READ puz$(i): PRINT puz$(i): NEXT

FOR p = 1 TO 14
  pz$ = puz$(p)
  ix = INSTR(pz$, "*")
  FOR i = ix + 1 TO LEN(pz$)
    IF MID$(pz$, i, 1) <> "*" THEN ix2 = i: EXIT FOR
  NEXT
  w$ = SPACE$(ix2 - 1)
  proto$ = LEFT$(pz$, ix - 1)
  OPEN "\words\words" + LTRIM$(STR$(ix2 - 1)) + ".txt" FOR BINARY AS #1
  DO
    GET #1, , w$
    IF EOF(1) THEN EXIT DO
    IF LEFT$(w$, LEN(proto$)) = proto$ THEN
      w2$ = MID$(w$, ix) + MID$(pz$, ix2)
      IF isWord(w2$) THEN PRINT w$; " "; w2$
    END IF
  LOOP
  CLOSE 1
NEXT

FUNCTION isWord (w$)
  n = LEN(w$)
  w1$ = SPACE$(n)
  OPEN "\words\words" + LTRIM$(STR$(n)) + ".txt" FOR BINARY AS #2
  l = LOF(2) / n
  low = 1: high = l
  DO
    mid = INT((low + high) / 2)
    GET #2, (mid - 1) * n + 1, w1$
    IF w1$ = w$ THEN isWord = 1: CLOSE 2: EXIT FUNCTION
    IF w1$ < w$ THEN low = mid + 1:  ELSE high = mid - 1
  LOOP UNTIL low > high
  isWord = 0
  CLOSE 2
END FUNCTION

finds, with a double solutions for blue(****)owed and ma(***)age but none for bow(****)hal:

kidnap napkin
season sonnet
dowry wryneck
sandbar bargain
impend endear
wonderland landmark
rampart partridge
photocopy copyright
bluebell bellowed
bluebill billowed
fanfare farewell
troublesome something
extent tentacle
madam damage
mavis visage


  Posted by Charlie on 2012-04-09 12:25:48
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