Find a number in an array

Find number in array js

array.include(numberWhichYouWantToFInd);
// if present it will return true otherwise false

Find a number in an array

arr = [0,1,2,3,4,5,6,7,8,9]

# A dictionary to check true or false
check = {True: "YES", False: "NO"}

# Define the function 
def findNumber(arr, k):
    # print the dictionary with the built in method for searching array elements
        print(check[k in arr])

-1

Source: hackerrank.com

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