How to resolve the algorithm Character codes step by step in the C++ programming language

Published on 7 June 2024 03:52 AM

How to resolve the algorithm Character codes step by step in the C++ programming language

Table of Contents

Problem Statement

Given a character value in your language, print its code   (could be ASCII code, Unicode code, or whatever your language uses).

The character   'a'   (lowercase letter A)   has a code of 97 in ASCII   (as well as Unicode, as ASCII forms the beginning of Unicode). Conversely, given a code, print out the corresponding character.

Let's start with the solution:

Step by Step solution about How to resolve the algorithm Character codes step by step in the C++ programming language

The provided C++ program demonstrates type casting between characters and integers using the int and char data types. Here's how it works:

  1. Type Casting from Character to Integer:

    • (int)'a': This expression converts the character 'a' to its corresponding ASCII code using the int type cast. In ASCII, 'a' corresponds to the decimal value 97, so it prints "97".
  2. Type Casting from Integer to Character:

    • (char)97: This expression converts the integer 97 to its corresponding character representation using the char type cast. Since 97 represents 'a' in ASCII, it prints "a".

In summary, the program showcases how you can convert between character and integer representations in C++ using type casting. This is useful when you need to work with both character and numerical data in your programs.

Source code in the cpp programming language

#include <iostream>

int main() {
  std::cout << (int)'a' << std::endl; // prints "97"
  std::cout << (char)97 << std::endl; // prints "a"
  return 0;
}


  

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