⚡ STACK Arena
TOP = -1
Size = 0
Cap = 10
Type = simple
Zoom 100%
Stack Container
LIFO: Last In → First Out
Open End: TOP
STACK IS EMPTY
TOP Pointer
Empty → TOP = -1
Fill0%
UnderflowYES
OverflowNo
Top value—
TOP
Live Complexity Dashboard
Updates after every operation (counts + measured time)

What just happened?

    PUSH: O(1)
    POP: O(1)
    PEEK: O(1)
    IsEmpty: O(1)
    IsFull: O(1)
    SEARCH: O(n)
    Dynamic stack: push/pop stay amortized O(1) even when resizing happens sometimes.

    Live Counters + Time

    Push calls
    0
    Pop calls
    0
    Peek calls
    0
    Search calls
    0
    Last op time
    —
    Average op time
    —
    “Measured time” is device-dependent. Big-O is theoretical growth behavior.
    X
    Title
    Message