```markdown


📈 Trading Backtest CLI

A lightweight CLI tool for backtesting algorithmic trading strategies using pure Node.js — built under 650 lines, no external libraries, and 3-character variable constraints for Code Olympics.

⚡ Features

- SMA, RSI, and MACD strategies
- Key metrics: Return %, Sharpe Ratio, Max Drawdown, Win Rate
- ASCII-based trade visualization
- JSON/text output formats

🚀 Quick Start

`

Run directly

node bin/cli.js run demo.csv -s sma

Or install globally

npm install -g .
backtest run demo.csv -s rsi
`

📂 CSV Format

`
Date,Close
2024-01-01,150.00
2024-01-02,152.50
`

🧠 Strategies

* SMA — Crossover of short/long averages
* RSI — Mean reversion between 30/70
* MACD — Momentum-based EMA signals

📊 Example Output

`
Strategy: SMA (10/30)
Return: +95.3% | Sharpe: 2.14 | Drawdown: -8.2%
Trades: 8 (5W / 3L)
`

🗂️ Structure

`
trading-backtest/
├── bin/cli.js
├── lib/
│ ├── indicators.js
│ ├── strategies.js
│ ├── engine.js
│ └── metrics.js
└── demo.csv
``

👤 Author

Inshamul Haque
Built for Code Olympics Hackathon 🏆