separate number into float and integer

core/stack.go

@@ -7,10 +7,10 @@ type Stack[T any] struct {
 	items []T
 }
 
-func NewStack[T any](capacity Pos) *Stack[T] {
+func NewStack[T any](maxCapacity Pos) *Stack[T] {
 	return &Stack[T]{
-		items:    make([]T, 16),
-		Capacity: capacity,
+		items:    make([]T, min(maxCapacity, 16)),
+		Capacity: maxCapacity,
 		Current:  0,
 	}
 }