Ruby Basic Exercises: Check whether a number is within 10 of 100 or 200

Ruby Basic: Exercise-21 with Solution

Write a Ruby program to check whether a number is within 10 of 100 or 200.

Ruby Code:

def near_hundred(n)
    (n-100).abs <= 10 || (n-200).abs <= 10
end

print near_hundred(10),"\n" 
print near_hundred(110),"\n" 
print near_hundred(90)

Output:

false
true
true

Flowchart:

Ruby Code Editor:

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