Question

1.

Write a code that asks the user to enter a sentence. Then process the sentence and let the user know which alphabets/numbers/symbols are used in the sentence and how many times.

please use python

Answer 1

CODE:

#dictionary which will hold all the unique characters as the keys and its frequency as its value
freq = {}
#asking a sentence from an user
sentence = input('Enter a sentence: ')
#traversing each character in the sentence
for i in sentence:
#if a character is not present in the keys of the dictionary
if(i not in freq.keys()):
#its value is initialized to 0
freq[i] = 0
#then the value is incremented at its respective key value
freq[i] += 1
#printing the key-value pairs will give the frequency of each character in the sentence
for i in freq.keys():
print('Frequency of {} in the sentence: {}'.format(i,str(freq[i])))

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CODE IMAGES AND OUTPUT:

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Thank You!