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Map Tree Simulators Practice Journal Dashboard

visualizer, B2.4.2 / B2.4.3

Sorting & searching, one comparison at a time

Every step is one row of an exam trace table. Read the theory

50

31

82

13

24

Next: compare positions 0 and 1. Will they swap?predict each compare

Before it finishes: how many comparisons will the whole sort make?

The trace so far

Predict mode is on: call the first comparison above before it lands.

Bubble sort compares neighbours; the biggest value bubbles to the end each pass, and a swap-free pass means it can stop early. Green bars are already in their final place.