ColorFromFraction

//Just an initial draft 
func color(for row: Int) -> UIColor {
    
    let block = { (row: Int) -> CGFloat in
        let floatValue = min(CGFloat(row), maxValue)
        return floatValue / maxValue
        
    }
    let green = block(row)
    let red = block(10 - row)
    print("\(row) \(green) \(red)")
    return UIColor(red: red, green: green, blue: 0, alpha: 1)
    
}