अभ्यास • Week 21

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Weekly Production Deliverable

Target Output

Deliverable: Binary Trees (Theory, Medium, FAQs, Construction, Morris) fully done. SOLID + UML done. You've walked the language-model lineage bigram → MLP → WaveNet with Karpathy.

Weeks: W21 Active W22 W23 W24 W25

Monday

0 / 2 done

DSA Zig Zag or Spiral Traversal; Boundary Traversal

1.5h

AI/ML Transformers Visual Intuition

3Blue1Brown — Neural Networks, Ch.5 "But what is a GPT? Visual intro to Transformers" & Ch.6 "Attention in transformers, visually explained" (Word vectors, high-dimensional spaces, context embeddings, self-attention mechanisms)

2.5h

Tuesday

0 / 2 done

DSA Vertical Order Traversal; Top View of BT; Bottom View of BT

1.5h

CORE LLD Intro, Design Principles & SOLID

Intro to Low-Level Design; Software Design Principles: DRY, KISS, YAGNI; SOLID Principles: Single Responsibility (SRP), Open/Closed (OCP), Liskov Substitution (LSP), Interface Segregation (ISP), Dependency Inversion (DIP) + Java code implementations + Quiz

2.5h

Wednesday

0 / 2 done

DSA Right View of BT; Left View of BT; Print root to leaf path in BT

1.5h

AI/ML Karpathy: makemore Part 1 & 2

Andrej Karpathy — "Neural Networks: Zero to Hero" ([YouTube]open_in_new): "Building makemore Part 1 (Bigram language model, counting vs neural net)" & "Part 2 (Multilayer Perceptron character-level LM based on Bengio et al. 2003)"

2.5h

Thursday

0 / 2 done

DSA LCA in BT; Maximum Width of BT LC #A

1.5h

CORE Unified Modeling Language (UML)

Class Diagrams, Object Diagrams, Relationships (Association, Aggregation, Composition, Generalization/Inheritance), Multiplicity + draw a complete UML class diagram for a real system (e.g. Library Management)

2.5h

Friday

0 / 2 done

DSA Print all nodes at a distance of K in BT; Minimum time to burn the BT from a given Node

1.5h

AI/ML Karpathy: makemore Part 3 & 4

Karpathy Zero to Hero: "Building makemore Part 3 (Activations, Gradients, Batch Normalization)" & "Part 4 (Becoming a Backprop Ninja — manual backprop through CrossEntropy, BatchNorm, Linear layers)"

2.5h

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

Saturday

0 / 3 done

DSA Count total nodes in a complete BT; Construct a BT from Preorder and Inorder; Construct a BT from Postorder and Inorder

1.5h

AI/ML Karpathy makemore Part 1 & 2 (4.0h)

Bigram model → MLP character-level language model (Bengio 2003); visualize negative log likelihood and embedding matrix.

4.0h

APT Quant M21 & Verbal/Logical

Quant M21 Permutation and Combination (Basic & Advance) + Verbal/Logical Mixed Practice

2.5h

Sunday

0 / 3 done

DSA Serialize and De-serialize BT; Morris Inorder Traversal; Morris Preorder Traversal + Contest + full Binary Trees revision

1.5h

AI/ML Karpathy makemore Part 3 & 4 (Backprop Ninja & WaveNet) (4.0h)

Implement BatchNorm manual backpropagation; build hierarchical WaveNet architecture; analyze gradient health.

4.0h

APT LLD Practice & makemore WaveNet

Karpathy makemore Part 5 (WaveNet architecture, hierarchical convolutions) + Practice: implement a clean, SOLID-compliant system in Java

2.5h

edit_note

Week 21 Technical Notes & Journal

#LeetCode #Java #DSA #Week21