Q:

Write a Ruby program to check whether 7 appears as either the first or last element in a given array

hamza
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2022-05-18
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Write a Ruby program to check whether 7 appears as either the first or last element in a given array. The array length must be 1 or more.

Programming, Ruby on rails programming,
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hamza
2022-05-18
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def check_array(nums)
   return (nums[0] == 7 || nums[nums.length-1] == 7)
end
print check_array([1, 2, 7]),"\n"
print check_array([7, 1, 2, 3]),"\n"
print check_array([14, 7, 1, 2, 3])

Output:

true
true
false

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