Function Returning Pointer in C++
Function Returning Pointer Introduction A function can return a pointer — i.e., the address of a variable instead of its actual value. Returning a pointer is useful when: Return large data efficiently (without copying) Modify variables outside the function Return arrays or dynamically allocated memory S…
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Function Overloading in c++
Function Overloading · Multiple functions à the same name but with different parameters (different type, number, or order of parameters). · A form of polymorphism (specifically compile-time polymorphism), · Increase code readability and reusability by a function. Rules for Function Overloading: Functions must …
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Passing by Value and Reference in a function.
Passing by Value and Reference in a function. · Passing arguments to a function in two primary ways: pass by value and pass by reference . 1. Pass by Value Default Mechanism. When a parameter is passed by value, a copy of the argument’s value is made and passed to the function. The function works with this copy…
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RECURSIVE FUNCTION
RECURSIVE FUNCTION · A function that calls itself. · Solving problems à is broken down into smaller subproblems of the same type. · Depends on solutions to smaller instances of the same problem. · Widely used in à like calculating factorials, traversing trees, or solving problems like the Fibonacci sequence. Ke…
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