December 27, 2021
C++ atoi()
In C++, the function atoi() is designed to convert characters to integers. If a character is...
C++
December 26, 2021
Initial Value
Initial value for variables is very important in C++. If a variable is in the wrong...
December 26, 2021
CCC ’18 J4 (S2)
Matrices are among an important group in coding problems. Matrix rotations are also vital. For instance,...
November 14, 2021
Value Scope
In C++, value scope is important for declaring variables. If a variable is declared in a...
November 14, 2021
Test For No Errors!
Remember: in C++, a frequent thing that needs to be done is to test (use debugging...
November 14, 2021
C++ stoi()
In C++, the stoi() function is useful to change strings to integers. Basically, it only needs...
October 22, 2021
CCC ’21 J4 – Solution
Arranging Books is a coding problem that can be viewed here. It isn’t easy, and is...
October 21, 2021
C++ substr()
In C++, the substr() method is one of the easiest functions to use to split a...