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Tuesday, September 29, 2020

Solution Exercise 117: a python algorithm to test if a given key is present into a given dictionary
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Exercise 117

Write a python algorithm as function that verify if a key is present in given dictionary or note

Solution

# define a dictionary d
d = {'a' : 13 , 'b' : 7 , 'c' : 3 , 'd' : 5 , 'e' : 23 , 'f' : 17 , 'g' : 8 , 'h' : 11}

# define a function that test if a given key is present in d or not
def is_key_in_d(key):
    if key in d:
        return True
    else:
        return False
    
# Testing algorithm
print(is_key_in_d('c')) # display : True
print(is_key_in_d('m')) # display : False
 

Younes Derfoufi
my-courses.net

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