Class in dart

void main() { print('Om Namah Shivay'); Roti roti = Roti(heatReguired: 50.0, name: 'wheat', water: 26.23); print(roti.process()); } //class class ingredient { late String name; late double water; ingredient({required this.name, required this.water}); } class Roti extends ingredient { late double heatReguired; Roti({required this.heatReguired, required super.name, required super.water}); String process() { return '$heatReguired is the heat needed for making roti that take $name and $water water'; } }