Tag: beginner
All the articles with the tag "beginner".
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Reverse a Number in C++: Flip the Digits with a While Loop
Reverse a number in C++ using modulo and integer division. Step-by-step while-loop code, handling negatives, and a version that detects integer overflow.
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Star Pattern Programs in C++: Triangles, Pyramids, and Diamonds
Print star patterns in C++ with nested loops. Step-by-step code for right triangles, inverted triangles, pyramids, and diamonds, explained for beginners.
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std::array in C++: A Safer, Modern Alternative to C-Style Arrays
Learn std::array in C++, the size-aware, safer alternative to C-style arrays. How to declare it, loop over it, pass it to functions, and when to use it.
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Sum of Digits in C++: Add Up the Digits of a Number
Find the sum of digits of a number in C++ using a while loop and modulo. Includes a recursive version and the digital-root trick, explained for beginners.