Problem Write a function named count_letters that counts the letters in its parameter named s. It returns a dictionary containing pairs in which the key is a letter and the values of a key is the number of times the letter appears in s.
Problem Write a function named count_letters that counts the letters in its parameter named s. It returns a dictionary containing pairs in which the key is a letter and the values of a key is the number of times the letter appears in s.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
Related questions
Question
Language is python 3
![1. Count Letters
Problem
Write a function named count_letters that counts the letters in its parameter
named s. It returns a dictionary containing pairs in which the key is a letter and
the values of a key is the number of times the letter appears in s.
Sample
>> print(sorted (count_letters('brontosaurus').items()))
[('a', 1), ('b', 1), ('n', 1), ('o', 2), ('r', 2), ('s', 2),
('t', 1), ('u', 2)]
>>> print(sorted (count_letters('Hello World!').items()))
[(' ', 1), ('!', 1), ('d', 1), ('e', 1), ('h', 1), ('l', 3),
('o', 2), ('r', 1), ('w', 1)]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F84d04b2c-23fb-40d7-9a76-0652257fb987%2F273ce5e3-e79f-43e6-9acd-f33d8738e4a1%2F33qthy_processed.png&w=3840&q=75)
Transcribed Image Text:1. Count Letters
Problem
Write a function named count_letters that counts the letters in its parameter
named s. It returns a dictionary containing pairs in which the key is a letter and
the values of a key is the number of times the letter appears in s.
Sample
>> print(sorted (count_letters('brontosaurus').items()))
[('a', 1), ('b', 1), ('n', 1), ('o', 2), ('r', 2), ('s', 2),
('t', 1), ('u', 2)]
>>> print(sorted (count_letters('Hello World!').items()))
[(' ', 1), ('!', 1), ('d', 1), ('e', 1), ('h', 1), ('l', 3),
('o', 2), ('r', 1), ('w', 1)]
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 4 steps with 4 images
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.Recommended textbooks for you
Database System Concepts
Computer Science
ISBN:
9780078022159
Author:
Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:
McGraw-Hill Education
Starting Out with Python (4th Edition)
Computer Science
ISBN:
9780134444321
Author:
Tony Gaddis
Publisher:
PEARSON
Digital Fundamentals (11th Edition)
Computer Science
ISBN:
9780132737968
Author:
Thomas L. Floyd
Publisher:
PEARSON
Database System Concepts
Computer Science
ISBN:
9780078022159
Author:
Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:
McGraw-Hill Education
Starting Out with Python (4th Edition)
Computer Science
ISBN:
9780134444321
Author:
Tony Gaddis
Publisher:
PEARSON
Digital Fundamentals (11th Edition)
Computer Science
ISBN:
9780132737968
Author:
Thomas L. Floyd
Publisher:
PEARSON
C How to Program (8th Edition)
Computer Science
ISBN:
9780133976892
Author:
Paul J. Deitel, Harvey Deitel
Publisher:
PEARSON
Database Systems: Design, Implementation, & Manag…
Computer Science
ISBN:
9781337627900
Author:
Carlos Coronel, Steven Morris
Publisher:
Cengage Learning
Programmable Logic Controllers
Computer Science
ISBN:
9780073373843
Author:
Frank D. Petruzella
Publisher:
McGraw-Hill Education