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What number would you start with? What would be your next guess if you were told to go ‘higher’ or ‘lower’? Students can write this game out as a simple algorithm (flowchart or pseudocode is not necessary). SAMPLE SOLUTION. Guess 10 (halfway between 1 and 20). If told higher, ignore the numbers 1 to 10, and guess halfway between 11 and 20. If told lower, ignore the numbers 11 to 20 ... ................
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