Algorithm Visualizer

Controls

Algorithm Array Size: 30 Speed (ms/step): 80 Custom Array (comma, space, or newline)

Ready. Generate an array and start sorting.

Shortcuts: Space start/pause, ArrowRight/ArrowLeft step or back, R randomize, P pick best fit, C compare.

Step Scrubber: 0 / 0

Comparisons

Swaps

Writes

Step Progress

0 / 0

Theory Ops

Workload Diagnostics

Read how the current input is shaped before you benchmark it.

Generate an array to inspect its workload shape.

Sortedness

Duplicate Rate

Value Spread

Inversions

Selection Verdict

Turn the current sorter choice into a stronger demo claim before you benchmark it.

Verdict

Generate an array to score the current picker.

Best Use

Fallback

Watch-Out

Replay Teaching Cut

Five checkpoints for explaining the run without narrating every operation.

Generate steps to get a compact narration path.

Algorithm Profile

Read the current sorter as an engineering tradeoff, not just an animation.

Select an algorithm to inspect its fit.

Average Time

Memory

Stable

Sweet Spot

Array Fingerprint

Turn the current workload into a compact profile before comparing raw operation counts.

Generate an array to compute its local shape signals.

Monotonic Runs

Largest Jump

Median

Unique Values

Workload Matchup

Predict which sorter families should fit this array before you spend time benchmarking every option.

Generate an array to forecast the best and riskiest sorter fits.

Best Fit

Fast Baseline

Risk Pick

Selected Read

Experiment Coach

Turn the current algorithm and workload into the next contrast run worth showing in a portfolio demo.

Generate an array to stage the next contrast test.

Best Next Preset

Contrast Move

Demo Framing

Operator Note

Operation Lens

Translate the current replay step into a human-readable algorithm move.

Generate an array to inspect the operation mix.

Current Step

Compare Share

Swap Share

Write Share

Replay Budget

Estimate how long the current run will take to show and whether the replay is dense enough for a live demo.

Generate a run to estimate its playback budget.

Projected Runtime

Ops / Second

Checkpoint Density

Demo Cue

Run Volatility

Read whether the replay is smooth, bursty, or dominated by one disruptive phase before you narrate it live.

Generate a run to inspect its burstiness and pacing shifts.

Longest Compare Run

Longest Write Run

Turning Point

Demo Cue

Operation Posture

Classify whether the current sorter is mostly scouting, exchanging, or rebuilding so the replay has a sharper teaching angle.

Generate a run to classify its operation posture.

Dominant Phase

Commit Rhythm

Teaching Angle

Watch-Out

Momentum Window

Split the replay into opening, middle, and closing windows so the teaching beat changes are visible before you scrub through the whole run.

Generate a run to inspect where the replay actually spends its effort.

Opening Window

Middle Window

Closing Window

Demo Cue

Benchmark Verdict

Turn the compare-all snapshot into an explicit recommendation.

Run Compare All to see which sorter best fits this workload.

Fastest

Gap To Worst

Stable Pick

Runner-Up

Selected Delta

Coach Note

Benchmark Pressure

Read whether the current picker is leading, chasing, or only useful as a teaching contrast.

Run Compare All to measure how much pressure is on the current algorithm pick.

Leader

Current Pick

Gap To Lead

Demo Cue

Comparison Snapshot

Run the current array through every implemented sorter without animation.

Rank by

No comparison yet.

Algorithm	Comparisons	Swaps	Writes	Total Ops
Use Compare All to benchmark this input.

Preset Gauntlet

Benchmark the full sorter set against four workload families instead of a single one-off array.

Run the gauntlet to see which algorithms keep winning across contrasting presets.

Most Wins

Steadiest Baseline

Biggest Upset

Operator Cue

Saved Workload Shelf

Keep a small local set of arrays worth re-running so the demo can return to a known contrast quickly.

Save the current array to build a reusable workload shelf.

Recent Compare-All Runs

Keep a short local tape of benchmark snapshots so one workload can be contrasted against the next.

No benchmark history saved yet.

Benchmark Confidence

Read whether the current winner is a one-off result or a repeatable story across saved workload snapshots.

Run Compare All a few times to turn benchmark memory into confidence.

Evidence

Winner Churn

Anchor

Cue

Stability Read

Turn local benchmark memory into a quick read on whether the same winner keeps holding up.

Run Compare All a few times to inspect winner consistency.

Leader Streak

Winner Spread

Repeatable Baseline

Operator Cue

Contrast Planner

Turn the latest benchmark and local winner history into the sharpest side-by-side story to show next.

Run Compare All to pick an anchor sorter and its best contrast.

Anchor Sorter

Contrast Sorter

Story Angle

History Cue

Selected Algorithm Story

Turn the currently selected sorter into a cleaner best-demo angle with one explicit watch-out.

Run Compare All to turn the current algorithm into a portfolio-ready pitch.

Best Demo Angle

Watch-Out

History Cue

Selection Track Record

Read how the currently selected sorter sits against the short local winner tape.

Run Compare All a few times to build a track record for the current picker.

Current Finish

Saved Wins

Leader Pressure

Pitch Cue

Complexity Reality Check

Compare the textbook complexity story against the operation stream this exact workload generated.