Ruby Array Exercises: Concatenate array of arrays into one

Ruby Array: Exercise-16 with Solution

Write a Ruby program to concatenate array of arrays into one.

Ruby Code:

fnums = [ 10, 20, [30, [40, 50] ] ]
print "Original array:\n"
print fnums
nums = fnums.flatten
print "\nFlatten array:\n"
print nums

Output:

Original array:
[10, 20, [30, [40, 50]]]
Flatten array:
[10, 20, 30, 40, 50]

Flowchart:

Ruby Code Editor:

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