C Programming Techniques: Pointer Arithmetic, Array Operations, and String Processing
Locating Array Extrema Using Pointer Parameters
#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#define SIZE 5
void populate(int arr[], int len);
void display(const int arr[], int len);
void compute_bounds(const int arr[], int len, int* smallest, int* largest);
int main(void) {
int values[SIZE];
int minimum, maximum;
...
Posted on Fri, 04 Sep 2026 16:22:57 +0000 by Dj Kat
Array Manipulation and Matrix Traversal Solutions
Array Increment Operation
Given a non-empty array representing a non-negative integer, increment the number by one. Each element stores a single digit, with the most significant digit at the head of the list.
class Solution:
def plusOne(self, digits: List[int]) -> List[int]:
length = len(digits)
# Traverse from rightmost ...
Posted on Tue, 01 Sep 2026 16:44:54 +0000 by jpt62089
Understanding C Pointers: Arrays, Parameters, and Pointer Operations
Array Name Semantics
When accessing array elements with pointers, we often write code like this:
int data[10] = {1,2,3,4,5,6,7,8,9,10};
int *ptr = &data[0];
While using &data[0] retrieves the address of the first element, the array name itself serves as the address. Consider the following demonstration:
#include <stdio.h>
int ma ...
Posted on Mon, 31 Aug 2026 16:27:15 +0000 by bigshwa05
Java Arrays: Allocation, Sorting, and Two-Dimensional Structures
Arrays
Arrays in Java are reference types, meaning array variables store objects rather than primitive values.
Dynamic Allocation
int scores[] = new int[5];
int[] data = new int[5];
Two-Step Declaration and Definition
int numbers1[];
int[] numbers2; // Initially null
numbers1 = new int[10];
Getting Array Length
int size = values.length;
Sta ...
Posted on Sat, 29 Aug 2026 16:45:40 +0000 by usamaalam
Understanding Arrays in Java: Concepts, Usage, and Memory Management
Array Fundamentals
An array is a collection of multiple values of the same data type, organized in a specific order under a single identifier. Elements are accessed through numerical indices, starting from zero.
Key Characteristics:
Arrays store data in contiguous memory blocks
Arrays are reference data types
Element values can be primitive ty ...
Posted on Sat, 29 Aug 2026 16:07:29 +0000 by flashmonkey
Shell Scripting Arrays: Definition, Manipulation, and Usage
Shell arrays provide a mechanism to store multiple values under a single variable name, differentiated by numerical indices. These indices, or subscripts, typically start from 0. Arrays are a specialized form of shell variables, inheriting functionalities such as substring manipulation.
Defining Arrays
Arrays can be defined in several ways:
S ...
Posted on Thu, 27 Aug 2026 16:28:44 +0000 by chadtimothy23
Mastering Java Arrays: Initialization, Memory Internals, and Common Algorithms
Array Fundamentals and Initialization
In Java, an array is a container object that holds a fixed number of values of a single type. The length of an array is established when the array is created and cannot be changed thereafter. Arrays are stored in a contiguous block of memory, allowing for efficient random access via an index.
Declaring and ...
Posted on Thu, 27 Aug 2026 16:25:10 +0000 by pontiac007
Java Debugging, Number Systems, and Foundational Coding Exercises
Debugging in Java
Debug mode is a development tool used to inspect program flow and trace execution for troubleshooting purposes.
Workflow
Setting Breakpoints: Click the left margin next to the line number in you're IDE.
Starting Debug: Right-click the editor and select the Debug option.
Monitoring: Inspect the Debugger panel for variable stat ...
Posted on Wed, 19 Aug 2026 16:58:28 +0000 by Rhysickle
Pointer Manipulation and String Operations in C
Finding Minimum and Maximum Values Using Pointers
Version 1: Passing Pointers for Min/Max Output
This approach uses output parameters through pointers to return both the minimum and maximum values from an array.
#include <stdio.h>
#define SIZE 5
void read_values(int arr[], int count);
void display_values(int arr[], int count);
void locat ...
Posted on Wed, 19 Aug 2026 16:51:53 +0000 by Joefunkx
Finding Min/Max Values, String Manipulation, and Pointer Usage in C
Task 1.1: Finding Minimum and Maximum in an Array Using Pointers
This program reads five integers into an array, then finds the minimum and maximum values using a function that modifies values through pointer parameters.
#include <stdio.h>
#define SIZE 5
void read_array(int arr[], int len);
void print_array(int arr[], int len);
void get_ ...
Posted on Wed, 19 Aug 2026 16:12:57 +0000 by bladecatcher