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Initial data commit

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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 72d218235f
commit f23f22d71c
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Task/Stack/Elisa/stack-1.elisa Normal file
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component GenericStack ( Stack, Element );
type Stack;
Stack (MaxSize = integer) -> Stack;
Empty ( Stack ) -> boolean;
Full ( Stack ) -> boolean;
Push ( Stack, Element) -> nothing;
Pull ( Stack ) -> Element;
begin
Stack(MaxSize) =
Stack:[ MaxSize; index:=0; area=array (Element, MaxSize) ];
Empty( stack ) = (stack.index <= 0);
Full ( stack ) = (stack.index >= stack.MaxSize);
Push ( stack, element ) =
[ exception (Full (stack), "Stack Overflow");
stack.index:=stack.index + 1;
stack.area[stack.index]:=element ];
Pull ( stack ) =
[ exception (Empty (stack), "Stack Underflow");
stack.index:=stack.index - 1;
stack.area[stack.index + 1] ];
end component GenericStack;