로또87 - QR확인, 추첨알림, 당첨확인, 로또확인

## Key Features

### 🎯 Smart Lotto Number Generation
- **Completely Random**: Numbers are generated purely randomly.
- **Frequency-Based**: Utilizes frequently drawn numbers from past winning numbers.
- **Pattern-Based**: Number generation considering odd/even combinations.
- **Hot/Cold Numbers**: Combinations of frequently and infrequently drawn numbers from the last 20 draws.
- **Total Range**: Number generation considering the total range of past winning numbers.

### 📱 Scan QR Code and Check Winnings
- Scan a QR code to quickly enter your Lotto numbers.
- Automatically check if the scanned number is a winner.
- Visually display winning results (1st to 5th place, losing winners).
- View past scans in History.

### 🔔 Real-time Winning Results Notifications
- Automatically sends a notification every Saturday at 8:00 PM when the draw is completed.
- Detailed winning information is provided by rank.
- Receive notifications in the background.

### 🏪 Find Nearby Retailers
- Find nearby retailers based on your user-defined location. Find a Retailer
- Visually check the retailer's location on a map
- Provide retailer information (name, address)
- Location information is set by the user and is not automatically collected.

### 📊 Winning Statistics and History
- View past lottery winning results
- Manage winning history for scanned numbers
- Scan records organized by draw
- Color-coded by winning rank for intuitive viewing

### 🎨 User-Friendly Interface
- **Dark Mode Support**: Switch between light and dark modes freely
- **Large Text Mode**: Adjust font size for optimal visual comfort
- **Responsive Design**: Optimized for various screen sizes
- **Intuitive UI**: Design an easy-to-use interface

## Privacy Policy

Lotto87 does not collect or store any personal information:
- Location information is set by the user and is not automatically collected
- Scanned lottery numbers are stored only on the device and are not transmitted externally
- No user-identifying information is collected
- No ad tracking or personalized marketing is conducted

## Technical Features

### 🔒 Security and Privacy
- All data is stored locally on your device
- Designed without collecting personal information

### 🌐 Real-time Data
- Accurate lottery results provided every Saturday at 8:00 PM
- Automatically updated winning number data
- Real-time notification system

## How to Use

1. **Generate Lotto Numbers**: Select your desired generation method and generate numbers.
2. **Scan QR Code**: Scan the QR code on the lottery ticket and enter your numbers.
3. **Check Winnings**: Automatically check if the scanned numbers are winning.
4. **Find a Retailer**: Set your location and find a nearby retailer.
5. **Set Notifications**: Receive winning results notifications.