using uCalcSoftware;

var uc = new uCalc();
// Define variables representing configuration or user inputs.
uc.DefineVariable("principal = 20000");
uc.DefineVariable("annual_rate = 0.0575");
uc.DefineVariable("years = 4");

// Evaluate an expression combining these variables.
var interest = uc.Eval("principal * annual_rate * years");
Console.WriteLine($"Total Interest: {interest}");