Key Features

KHelper is a competitive programming plugin for IntelliJ IDEA that automates repetitive setup tasks and streamlines the entire problem-solving workflow.
The goal is simple: spend time solving problems, not preparing projects.

Seamless Problem Import

• One-click problem import using the Competitive Companion browser extension
• Automatically fetches problem metadata and sample input/output
• Eliminates manual copy-paste from online judges

Automatic Solution Setup

• Instantly generates solution files using your custom code template
• Supports both Kotlin and Java
• Ensures a consistent project structure for every problem

Run & Debug Configuration

• Automatically creates Run/Debug configurations
• Execute code against sample and custom test cases
• Makes debugging fast and repeatable

Test Case Management

• Create, update, and delete test cases inside IntelliJ IDEA
• Select or deselect test cases during run or debug
• Enables fast iteration while solving problems

Source Code Management

• Detects existing solution files and warns before overwriting
• Generates a merged source file when required
• Keeps the workspace clean and predictable

Easy Submission Workflow

• Copy final source code with a single click
• Select specific source files for submission
• Open the problem statement in the browser instantly

Theme Support

• Fully compatible with Light and Dark IDE themes
• Maintains readability and visual clarity in all environments