Question

WAP to count the number of characters in the string and store them in a dictionary data structure

Answer 1

Ques. WAP to count the number of characters in the string and store them in a dictionary data structure

Answer : 

Program 1 :

str=input("enter string : ")

f = {} 

for i in str: 

    if i in f: 

        f[i] += 1

    else: 

        f[i] = 1

print(f)

Output  : 

enter string : goeduhub.com 

{'g': 1, 'o': 2, 'e': 1, 'd': 1, 'u': 2, 'h': 1, 'b': 1, '.': 1, 'c': 1, 'm': 1}

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Program 2 : 

from collections import Counter 

s = input("enter string : ")   

print (Counter(s)) 

Output 2 : 

enter string : GoEduHub.com provides Tutorials on Ml,Dl,Python

 Counter({'o': 6, ' ': 4, 'u': 3, 'l': 3, 'd': 2, 'r': 2, 'i': 2, 's': 2, 't': 2, 'n': 2, ',': 2, 'G': 1, 'E': 1, 'H': 1, 'b': 1, '.': 1, 'c': 1, 'm': 1, 'p': 1, 'v': 1, 'e': 1, 'T': 1, 'a': 1, 'M': 1, 'D': 1, 'P': 1, 'y': 1, 'h': 1}) 

What is Counter in Python?

Python Counter takes in input a list, tuple, dictionary, string, which are all iterable objects, and it will give you output that will have the count of each element.

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