CodeChef — Competitive Programming

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👤 Profile

Name	Aakash Singh Mahori
Username	3★ aakash1701
Rating	1645 (Provisional)
Stars	⭐⭐⭐ (3-Star)
League	🥇 Gold
Global Rank	#11,837
Country Rank	#10,668 (India 🇮🇳)
Institution	GB Pant University of Agriculture and Technology, Pantnagar, Uttarakhand

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📂 Repository Structure

CodeChef/
├── README.md
├── template.txt
├── Advise_to_self.txt
└── Starters/
    ├── START237D/          # Starters 237 — Div 4 (5 problems solved)
    │   ├── 1. ELECTION.cpp
    │   ├── 2. MAKETRIANGLE.cpp
    │   ├── 3. DIividing Candies.cpp
    │   ├── 4. Final Element.cpp
    │   └── 5. Finding All.cpp
    │
    ├── START238D/          # Starters 238 — Div 4 (5 problems solved)
    │   ├── 1. TESTTGT.cpp
    │   ├── 2. Cricket Nets.cpp
    │   ├── 3. WECREC.cpp
    │   ├── 4. Modular Mirrors.cpp
    │   └── 5. Min Max Queries.cpp
    │
    ├── START239C/          # Starters 239 — Div 3 (4 scored + 1 bonus)
    │   ├── 1. Easy Speaking.cpp
    │   ├── 2. Beginnings and Endings.cpp
    │   ├── 3. Magic Mirror.cpp
    │   ├── 4. Planting Roses.cpp
    │   └── Bonus 1. Tour Plan.cpp
    │
    └── START240B/          # Starters 240 — Div 2 (4 scored + 2 bonus)
        ├── 1. Comfortable Seating.cpp
        ├── 2. Binary Smile.cpp
        ├── 3. Partition.cpp
        ├── 4. Counting_LCM_easy.cpp
        ├── Bonus 1. Points Table.cpp
        └── Bonus 2. Counting Characters.cpp

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📊 Contest History

Contest	Division	Problems Solved	Bonus Solved	Result
Starters 237	Div 4	5 / 7	0	Solved 5
Starters 238	Div 4	5 / 7	0	Solved 5
Starters 239	Div 3	4 / 7	1	Solved 4 + 1 bonus
Starters 240	Div 2	4 / 7	2	Solved 4 + 2 bonus

18 scored + 3 bonus = 21 total problems solved across 4 rated contests.

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🧠 Concepts & Techniques Used

Technique	Frequency	Example Problems
Math & Arithmetic	████████░░ 57%	ELECTION, MAKETRIANGLE, Tour Plan, Points Table, Partition
Greedy	█████░░░░░ 29%	Dividing Candies, WECREC, Comfortable Seating
Case Analysis	████░░░░░░ 24%	Finding All, Min Max Queries, Points Table
Sorting	████░░░░░░ 19%	MAKETRIANGLE, WECREC, Planting Roses
Hash Maps	███░░░░░░░ 14%	Beginnings & Endings, Partition
String Processing	███░░░░░░░ 14%	Easy Speaking, Binary Smile, Counting Characters
Number Theory / Sieve	██░░░░░░░░ 10%	Counting LCM (Easy), Modular Mirrors
Binary Search	█░░░░░░░░░ 5%	Planting Roses (nested)
Prefix Sums	█░░░░░░░░░ 5%	Planting Roses, Counting LCM (prefix)
Precomputation	█░░░░░░░░░ 5%	Counting LCM (Easy)
Bitwise / XOR	█░░░░░░░░░ 5%	Final Element

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🎯 Goals

• Participate in all Starter Contests regularly
• Solve atleast 4 problems per contest
• Improve contest speed and reduce penalty time
• Reach 4★ (1800+ rating)
• Become stable in Div 2

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🛠️ Tech Stack

• Language: C++
• Compiler: G++ with C++20

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Feel free to explore the solutions and learn from them.