14 lines
494 B
QBasic
14 lines
494 B
QBasic
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10 REM Number guessing game (self-playing with fixed seed)
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20 RANDOMIZE 99
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30 SECRET% = INT(RND(1) * 100) + 1
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40 REM Play using binary search
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50 LO% = 1 : HI% = 100
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60 TRIES% = 0
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70 WHILE LO% <= HI%
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80 GUESS% = INT((LO% + HI%) / 2)
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90 TRIES% = TRIES% + 1
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100 IF GUESS% = SECRET% THEN PRINT "Found"; SECRET%; "in"; TRIES%; "tries" : GOTO 150
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110 IF GUESS% < SECRET% THEN LO% = GUESS% + 1 ELSE HI% = GUESS% - 1
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120 WEND
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150 IF TRIES% <= 7 THEN PRINT "Number guess OK" ELSE PRINT "Too many tries"
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