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Python | Check whether an array is Monotonic or not

In this puzzle you have to check whether an array is Monotonic or not

Sample Input List

--

a = [1,2,3,9,5,6,7]

--

Output

--

N

--

Solution

--

a = [1,2,3,9,5,6,7]

if  (
        all(a[i] <= a[i+1] for i in range(len(a)-1)) 
        or
        all(a[i] >= a[i+1] for i in range(len(a)-1))    
    ):
    print("M")
else:
    print("N")


--

Output

--In Python3

N

--

Enjoy 🙂

Please add a comment(s) if you have one or multiple solutions in mind. Thank You.

Pawan Khowal

Pawan is a Data Engineer. If you need any help in writing code/puzzle or training please email at – pawankkmr”AT”gmail.com. Meanwhile please go through the top pages of his blog.

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