अभ्यास • Week 31

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Weekly Production Deliverable

Target Output

Deliverable: Tries + Maths (Sieve of Eratosthenes) done. LLD Interview Problems Part 3 underway. You can explain IoC/DI in your own words and have a working Spring Boot REST API on GitHub.

Weeks: W31 Active W32 W33 W34 W35

Monday

0 / 2 done

DSA Trie Implementation and Operations

1.5h

AI/ML Hugging Face LLM Course (huggingface.co/learn/llm-course)

Ch.1: What Transformers can do, the pipeline() API & Ch.2: Using pretrained models from the Hub, tokenizers in practice

2.5h

Tuesday

0 / 2 done

DSA Trie Implementation and Advanced Operations

Tries theory done

1.5h

CORE LLD Part 3: Elevator System

Requirements, Class diagrams, State management, Dispatch algorithms, Design & Code in Java

2.5h

Wednesday

0 / 2 done

DSA Longest Word with All Prefixes; Number of distinct substrings in a string

1.5h

AI/ML HF LLM Course

Ch.3: Fine-tuning a pretrained model with the Trainer API & Ch.4: Sharing models and tokenizers on the Hub

2.5h

Thursday

0 / 2 done

DSA Maximum XOR of two numbers in an array

1.5h

CORE LLD Part 3: Digital Wallet

Account models, Ledger entries, Types of Locking Mechanisms (Optimistic vs Pessimistic), Design & Code in Java

2.5h

Friday

0 / 2 done

DSA Maximum Xor with an element from an array

Tries fully done

1.5h

AI/ML HF LLM Course

Ch.5 & 6: Datasets & Tokenizers libraries, memory-mapping, fast tokenizers, byte-level BPE under the hood

2.5h

⚡ Weekend High-Load Execution • 8.0h Daily Deep Focus Lab

Saturday

0 / 3 done

DSA Introduction to Bits and Tricks refresher + Print all primes till N (Sieve of Eratosthenes)

1.5h

AI/ML Hugging Face LLM Course Lab (4.0h)

Tokenizers, causal language modeling, model fine-tuning with Trainer API and PEFT library.

4.0h

JAVA Spring Core & IoC/DI

What Spring is and why it exists; IoC Container & Dependency Injection; Spring Beans: @Component, @Autowired, @Configuration, @Bean; Constructor injection vs Field injection (Java Brains / Spring Academy)

2.5h

Sunday

0 / 3 done

DSA Prime factorisation of a Number; Count primes in range L to R + Contest

Maths module done

1.5h

AI/ML LoRA & QLoRA Fine-Tuning Lab (4.0h)

Fine-tune a 1B–3B parameter LLM on instruction-following dataset using LoRA adapters; benchmark GPU VRAM utilization.

4.0h

JAVA Spring Boot REST API

Auto-configuration, starters, start.spring.io; @RestController, @GetMapping, @PostMapping, @PutMapping, @DeleteMapping, @PathVariable, @RequestBody, ResponseEntity, Postman testing; build an in-memory Todo API on GitHub

2.5h

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Week 31 Technical Notes & Journal

#LeetCode #Java #DSA #Week31