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Upload 12 files
Browse files- .gitattributes +2 -0
- Dockerfile +17 -0
- README.md +40 -20
- __pycache__/algorithms.cpython-311.pyc +0 -0
- __pycache__/algorithms.cpython-312.pyc +0 -0
- algorithms.py +409 -52
- app.py +467 -85
- demo1.gif +3 -0
- demo2.gif +3 -0
- notes.py +41 -0
- requirements.txt +1 -1
.gitattributes
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demo1.gif filter=lfs diff=lfs merge=lfs -text
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demo2.gif filter=lfs diff=lfs merge=lfs -text
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Dockerfile
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FROM python:3.12-slim
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WORKDIR /app
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RUN apt-get update && apt-get install -y \
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build-essential \
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&& rm -rf /var/lib/apt/lists/*
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COPY requirements.txt .
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RUN pip install --no-cache-dir -r requirements.txt
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COPY . .
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EXPOSE 8501
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CMD ["streamlit","run","app.py","--server.port=8501","--server.address=0.0.0.0"]
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README.md
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title: Sorting Algorithm Visualizer
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emoji: 📊
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colorFrom: blue
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colorTo: purple
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sdk: streamlit
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sdk_version: "1.32.2"
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app_file: app.py
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pinned: false
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---
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A Streamlit-based web app that visually compares **Insertion Sort** and **Merge Sort** step-by-step using animated bar charts.
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## Features
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- Highlights active elements and sorted regions
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- Displays total number of sorting steps
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- Brief algorithm summaries
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## How to Run Locally
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```bash
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pip install -r requirements.txt
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# Sorting Algorithm Visualizer & Analyzer
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An interactive Streamlit application to **visualize, analyze, and compare sorting algorithms**.
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The project is inspired by *Introduction to Algorithms (CLRS)* and extended with modern visualization and benchmarking features.
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## Features
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- Step-by-step visualization with bubble chart animations.
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- Supported algorithms: Insertion Sort, Merge Sort, Quick Sort, Heap Sort, Counting Sort, Radix Sort (LSD), Shell Sort, Bucket Sort
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- Metrics tracking:
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- Execution time (ms)
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- Comparisons
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- Moves (writes/swaps)
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- Number of frames
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- Sorted OK check
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- Scaling benchmark: analyze performance as input size increases.
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- Export results as CSV.
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## Installation
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```bash
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git clone https://github.com/your-username/sorting-algorithm-visualizer.git
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cd sorting-algorithm-visualizer
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pip install -r requirements.txt
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```
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## Usage
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Run the Streamlit app:
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```bash
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streamlit run app.py
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```
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Open the app in your browser at `http://localhost:8501`.
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## Run with Docker
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Build the image:
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```bash
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docker build -t sorting-algorithm-visualizer .
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```
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Run the container:
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```bash
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docker run -p 8501:8501 sorting-algorithm-visualizer
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```
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Open the app in your browser at `http://localhost:8501`.
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__pycache__/algorithms.cpython-311.pyc
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Binary file (935 Bytes). View file
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__pycache__/algorithms.cpython-312.pyc
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Binary file (13.1 kB). View file
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algorithms.py
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for i in range(1, len(a)):
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key = a[i]
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j = i - 1
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while j >= 0
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a[j + 1] = key
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def merge_sort(arr):
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steps = []
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a = arr.copy()
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i += 1
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# algorithms.py with metrics
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import math
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import time
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def _snap(steps, record_steps, a, active_i, boundary=-1):
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if record_steps:
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steps.append(
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{"array": a.copy(), "active_index": active_i, "sorted_boundary": boundary}
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)
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def insertion_sort(arr, record_steps: bool = True):
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a = arr.copy()
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steps = []
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comparisons = 0
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moves = 0
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start = time.perf_counter()
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for i in range(1, len(a)):
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key = a[i]
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j = i - 1
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# at least one comparison if entering the while loop
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while j >= 0:
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comparisons += 1
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if a[j] > key:
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a[j + 1] = a[j]
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moves += 1
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_snap(steps, record_steps, a, j + 1, i)
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j -= 1
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else:
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break
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a[j + 1] = key
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moves += 1
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_snap(steps, record_steps, a, j + 1, i)
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end = time.perf_counter()
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metrics = {"comparisons": comparisons, "moves": moves, "seconds": end - start}
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return steps, metrics
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def merge_sort(arr, record_steps: bool = True):
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a = arr.copy()
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steps = []
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comparisons = 0
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moves = 0
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start = time.perf_counter()
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def merge(left, mid, right):
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nonlocal comparisons, moves
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# Create copies of subarrays
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left_part = a[left : mid + 1]
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right_part = a[mid + 1 : right + 1]
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i = j = 0
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k = left
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# Merge while both parts have elements
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while i < len(left_part) and j < len(right_part):
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comparisons += 1 # one comparison each loop
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if left_part[i] <= right_part[j]:
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a[k] = left_part[i]
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moves += 1
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_snap(steps, record_steps, a, k, right)
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i += 1
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else:
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a[k] = right_part[j]
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moves += 1
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_snap(steps, record_steps, a, k, right)
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j += 1
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k += 1
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# Copy remaining elements of left_part
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while i < len(left_part):
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a[k] = left_part[i]
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moves += 1
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_snap(steps, record_steps, a, k, right)
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i += 1
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k += 1
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# Copy remaining elements of right_part
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| 79 |
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while j < len(right_part):
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a[k] = right_part[j]
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| 81 |
+
moves += 1
|
| 82 |
+
_snap(steps, record_steps, a, k, right)
|
| 83 |
j += 1
|
| 84 |
+
k += 1
|
| 85 |
+
|
| 86 |
+
def sort(left, right):
|
| 87 |
+
if left >= right:
|
| 88 |
+
return
|
| 89 |
+
mid = (left + right) // 2
|
| 90 |
+
sort(left, mid)
|
| 91 |
+
sort(mid + 1, right)
|
| 92 |
+
merge(left, mid, right)
|
| 93 |
+
|
| 94 |
+
if len(a) > 0:
|
| 95 |
+
sort(0, len(a) - 1)
|
| 96 |
+
|
| 97 |
+
end = time.perf_counter()
|
| 98 |
+
metrics = {"comparisons": comparisons, "moves": moves, "seconds": end - start}
|
| 99 |
+
return steps, metrics
|
| 100 |
+
|
| 101 |
+
|
| 102 |
+
def quick_sort(arr, record_steps: bool = True):
|
| 103 |
+
a = arr.copy()
|
| 104 |
+
steps = []
|
| 105 |
+
comparisons = 0
|
| 106 |
+
moves = 0
|
| 107 |
+
|
| 108 |
+
def swap(i, j, *, active_i=None, sorted_b=None):
|
| 109 |
+
nonlocal moves
|
| 110 |
+
if i == j:
|
| 111 |
+
return
|
| 112 |
+
(
|
| 113 |
+
a[i],
|
| 114 |
+
a[j],
|
| 115 |
+
) = (
|
| 116 |
+
a[j],
|
| 117 |
+
a[i],
|
| 118 |
+
)
|
| 119 |
+
moves += 2
|
| 120 |
+
_snap(
|
| 121 |
+
steps,
|
| 122 |
+
record_steps,
|
| 123 |
+
a,
|
| 124 |
+
i if active_i is None else active_i,
|
| 125 |
+
-1 if sorted_b is None else sorted_b,
|
| 126 |
+
)
|
| 127 |
+
|
| 128 |
+
def partition(low, high):
|
| 129 |
+
nonlocal comparisons, moves
|
| 130 |
+
pivot = a[high]
|
| 131 |
+
i = low - 1
|
| 132 |
+
# compare high-1 and pivot
|
| 133 |
+
for j in range(low, high):
|
| 134 |
+
comparisons += 1
|
| 135 |
+
if a[j] <= pivot:
|
| 136 |
+
i += 1
|
| 137 |
+
swap(i, j, active_i=j)
|
| 138 |
+
# put pivot back to place
|
| 139 |
+
swap(i + 1, high, active_i=i + 1, sorted_b=i + 1)
|
| 140 |
+
return i + 1
|
| 141 |
+
|
| 142 |
+
def qs(low, high):
|
| 143 |
+
if low < high:
|
| 144 |
+
p = partition(low, high)
|
| 145 |
+
qs(low, p - 1)
|
| 146 |
+
qs(p + 1, high)
|
| 147 |
+
|
| 148 |
+
start = time.perf_counter()
|
| 149 |
+
if a:
|
| 150 |
+
qs(0, len(a) - 1)
|
| 151 |
+
seconds = time.perf_counter() - start
|
| 152 |
+
|
| 153 |
+
metrics = {"comparisons": comparisons, "moves": moves, "seconds": seconds}
|
| 154 |
+
return steps, metrics
|
| 155 |
+
|
| 156 |
+
|
| 157 |
+
def counting_sort(arr, k=None, record_steps: bool = True):
|
| 158 |
+
a = arr.copy()
|
| 159 |
+
steps = []
|
| 160 |
+
comparisons = 0
|
| 161 |
+
moves = 0
|
| 162 |
+
if not a:
|
| 163 |
+
return steps, {"comparisons": 0, "moves": 0, "seconds": 0.0}
|
| 164 |
+
|
| 165 |
+
# negatifleri desteklemiyorsak koruma (istersen offset ile destekleyebilirsin)
|
| 166 |
+
if min(a) < 0:
|
| 167 |
+
raise ValueError("Counting Sort: negatif değerler desteklenmiyor.")
|
| 168 |
+
|
| 169 |
+
# k (değer aralığı) verilmediyse max+1 al
|
| 170 |
+
if k is None:
|
| 171 |
+
k = max(a) + 1
|
| 172 |
+
|
| 173 |
+
start = time.perf_counter()
|
| 174 |
+
|
| 175 |
+
count = [0] * k
|
| 176 |
+
for v in a:
|
| 177 |
+
count[v] += 1
|
| 178 |
+
for i in range(1, k):
|
| 179 |
+
count[i] += count[i - 1]
|
| 180 |
+
|
| 181 |
+
out = [0] * len(a)
|
| 182 |
+
for v in reversed(a):
|
| 183 |
+
count[v] -= 1
|
| 184 |
+
out[count[v]] = v
|
| 185 |
+
|
| 186 |
+
for i, v in enumerate(out):
|
| 187 |
+
a[i] = v
|
| 188 |
+
moves += 1
|
| 189 |
+
_snap(steps, record_steps, a, i, i)
|
| 190 |
+
|
| 191 |
+
seconds = time.perf_counter() - start
|
| 192 |
+
return steps, {"comparisons": comparisons, "moves": moves, "seconds": seconds}
|
| 193 |
+
|
| 194 |
+
|
| 195 |
+
def radix_sort_lsd(arr, base=10, record_steps: bool = True):
|
| 196 |
+
a = arr.copy()
|
| 197 |
+
steps = []
|
| 198 |
+
comparisons = 0
|
| 199 |
+
moves = 0
|
| 200 |
+
|
| 201 |
+
if not a:
|
| 202 |
+
return steps, {"comparisons": 0, "moves": 0, "seconds": 0.0}
|
| 203 |
+
if base < 2:
|
| 204 |
+
raise ValueError("radix base must be >= 2")
|
| 205 |
+
|
| 206 |
+
start = time.perf_counter()
|
| 207 |
+
|
| 208 |
+
def digit(x, exp):
|
| 209 |
+
return (x // exp) % base
|
| 210 |
+
|
| 211 |
+
exp = 1
|
| 212 |
+
maxv = max(a)
|
| 213 |
+
|
| 214 |
+
# for each digit place
|
| 215 |
+
while maxv // exp > 0:
|
| 216 |
+
# stable counting sort by current digit
|
| 217 |
+
count = [0] * base
|
| 218 |
+
|
| 219 |
+
# count
|
| 220 |
+
for v in a:
|
| 221 |
+
d = digit(v, exp)
|
| 222 |
+
count[d] += 1
|
| 223 |
+
|
| 224 |
+
# prefix sums
|
| 225 |
+
for i in range(1, base):
|
| 226 |
+
count[i] += count[i - 1]
|
| 227 |
+
|
| 228 |
+
# build output(scan from right)
|
| 229 |
+
out = [0] * len(a)
|
| 230 |
+
for i in range(len(a) - 1, -1, -1):
|
| 231 |
+
v = a[i]
|
| 232 |
+
d = digit(v, exp)
|
| 233 |
+
count[d] -= 1
|
| 234 |
+
out[count[d]] = v
|
| 235 |
+
|
| 236 |
+
for i, v in enumerate(out):
|
| 237 |
+
a[i] = v
|
| 238 |
+
moves += 1
|
| 239 |
+
_snap(steps, record_steps, a, i, i)
|
| 240 |
+
exp *= base
|
| 241 |
+
|
| 242 |
+
seconds = time.perf_counter() - start
|
| 243 |
+
metrics = {"comparisons": comparisons, "moves": moves, "seconds": seconds}
|
| 244 |
+
return steps, metrics
|
| 245 |
+
|
| 246 |
+
|
| 247 |
+
# --- Heap Sort (max-heap, in-place) with metrics & step recording ---
|
| 248 |
+
# steps: her adımda {"array": a.copy(), "active_index": i, "sorted_boundary": b}
|
| 249 |
+
# - active_index: o karede yeni yazılan / swap’e giren indeks
|
| 250 |
+
# - sorted_boundary: heapsort’ta sıralı kuyruk (suffix) başlangıcı; j >= boundary -> "sorted"
|
| 251 |
+
# metrics:
|
| 252 |
+
# - comparisons: her a[l] > a[m] veya a[r] > a[m] kontrolü 1 karşılaştırma
|
| 253 |
+
# - moves: diziye her yazma 1; swap 2 move
|
| 254 |
+
def heap_sort(arr, record_steps: bool = True):
|
| 255 |
+
a = arr.copy()
|
| 256 |
+
steps = []
|
| 257 |
+
comparisons = 0
|
| 258 |
+
moves = 0
|
| 259 |
+
|
| 260 |
+
heap_sorted = -1
|
| 261 |
+
|
| 262 |
+
def snapshot(active_i, boundary):
|
| 263 |
+
_snap(steps, record_steps, a, active_i, boundary)
|
| 264 |
+
|
| 265 |
+
def swap(i, j):
|
| 266 |
+
nonlocal moves
|
| 267 |
+
if i == j:
|
| 268 |
+
return
|
| 269 |
+
a[i], a[j] = a[j], a[i]
|
| 270 |
+
moves += 2
|
| 271 |
+
snapshot(i, heap_sorted)
|
| 272 |
+
|
| 273 |
+
def heapify(n, i):
|
| 274 |
+
nonlocal comparisons
|
| 275 |
+
while True:
|
| 276 |
+
largest = i
|
| 277 |
+
l = 2 * i + 1
|
| 278 |
+
r = 2 * i + 2
|
| 279 |
+
|
| 280 |
+
if l < n:
|
| 281 |
+
comparisons += 1
|
| 282 |
+
if a[l] > a[largest]:
|
| 283 |
+
largest = l
|
| 284 |
+
if r < n:
|
| 285 |
+
comparisons += 1
|
| 286 |
+
if a[r] > a[largest]:
|
| 287 |
+
largest = r
|
| 288 |
+
if largest == i:
|
| 289 |
+
break
|
| 290 |
+
|
| 291 |
+
swap(i, largest)
|
| 292 |
+
i = largest
|
| 293 |
+
|
| 294 |
+
start = time.perf_counter()
|
| 295 |
+
|
| 296 |
+
n = len(a)
|
| 297 |
+
if n <= 1:
|
| 298 |
+
metrics = {"comparisons": 0, "moves": 0, "seconds": 0.0}
|
| 299 |
+
return steps, metrics
|
| 300 |
+
|
| 301 |
+
# build max heap
|
| 302 |
+
for i in range(n // 2 - 1, -1, -1):
|
| 303 |
+
heapify(n, i)
|
| 304 |
+
# extract max
|
| 305 |
+
for end in range(n - 1, 0, -1):
|
| 306 |
+
swap(0, end)
|
| 307 |
+
heap_sorted = end
|
| 308 |
+
heapify(end, 0)
|
| 309 |
+
|
| 310 |
+
seconds = time.perf_counter() - start
|
| 311 |
+
metrics = {"comparisons": comparisons, "moves": moves, "seconds": seconds}
|
| 312 |
+
return steps, metrics
|
| 313 |
+
|
| 314 |
+
|
| 315 |
+
def shell_sort(arr, record_steps: bool = True):
|
| 316 |
+
a = arr.copy()
|
| 317 |
+
steps = []
|
| 318 |
+
comparisons = 0
|
| 319 |
+
moves = 0
|
| 320 |
+
|
| 321 |
+
def snap(active_i, boundary=-1):
|
| 322 |
+
_snap(steps, record_steps, a, active_i, boundary)
|
| 323 |
+
|
| 324 |
+
start = time.perf_counter()
|
| 325 |
+
|
| 326 |
+
n = len(a)
|
| 327 |
+
if n <= 1:
|
| 328 |
+
return steps, {"comparisons": 0, "moves": 0, "seconds": 0.0}
|
| 329 |
+
|
| 330 |
+
gap = n // 2
|
| 331 |
+
while gap > 0:
|
| 332 |
+
for i in range(gap, n):
|
| 333 |
+
key = a[i]
|
| 334 |
+
j = i - gap
|
| 335 |
+
|
| 336 |
+
while j >= 0:
|
| 337 |
+
comparisons += 1
|
| 338 |
+
if a[j] > key:
|
| 339 |
+
a[j + gap] = a[j]
|
| 340 |
+
moves += 1
|
| 341 |
+
snap(j + gap)
|
| 342 |
+
j -= gap
|
| 343 |
+
else:
|
| 344 |
+
break
|
| 345 |
+
a[j + gap] = key
|
| 346 |
+
moves += 1
|
| 347 |
+
snap(j + gap)
|
| 348 |
+
|
| 349 |
+
gap //= 2
|
| 350 |
+
|
| 351 |
+
seconds = time.perf_counter() - start
|
| 352 |
+
metrics = {"comparisons": comparisons, "moves": moves, "seconds": seconds}
|
| 353 |
+
return steps, metrics
|
| 354 |
+
|
| 355 |
+
|
| 356 |
+
def bucket_sort(arr, num_buckets=None, record_steps: bool = True):
|
| 357 |
+
a = arr.copy()
|
| 358 |
+
steps = []
|
| 359 |
+
comparisons = 0
|
| 360 |
+
moves = 0
|
| 361 |
+
|
| 362 |
+
if not a:
|
| 363 |
+
return steps, {"comparisons": 0, "moves": 0, "seconds": 0.0}
|
| 364 |
+
|
| 365 |
+
n = len(a)
|
| 366 |
+
|
| 367 |
+
if num_buckets is None:
|
| 368 |
+
num_buckets = max(1, int(math.sqrt(n)))
|
| 369 |
+
|
| 370 |
+
start = time.perf_counter()
|
| 371 |
+
|
| 372 |
+
maxv = max(a)
|
| 373 |
+
|
| 374 |
+
# normlize values range between 0 and 1
|
| 375 |
+
if maxv == 0:
|
| 376 |
+
seconds = time.perf_counter() - start
|
| 377 |
+
|
| 378 |
+
for i, v in enumerate(a):
|
| 379 |
+
_snap(steps, record_steps, a, i, i)
|
| 380 |
+
return steps, {"comparisons": 0, "moves": 0, "seconds": seconds}
|
| 381 |
+
|
| 382 |
+
normalized = [x / (maxv + 1.0) for x in a]
|
| 383 |
+
|
| 384 |
+
# create buckets
|
| 385 |
+
buckets = [[] for _ in range(num_buckets)]
|
| 386 |
+
|
| 387 |
+
# split values to buckets
|
| 388 |
+
for v_norm, v_orig in zip(normalized, a):
|
| 389 |
+
idx = int(v_norm * num_buckets)
|
| 390 |
+
if idx >= num_buckets:
|
| 391 |
+
idx = num_buckets - 1
|
| 392 |
+
buckets[idx].append(v_orig)
|
| 393 |
+
|
| 394 |
+
# sort buckets
|
| 395 |
+
|
| 396 |
+
for b in buckets:
|
| 397 |
+
for i in range(1, len(b)):
|
| 398 |
+
key = b[i]
|
| 399 |
+
j = i - 1
|
| 400 |
+
while j >= 0:
|
| 401 |
+
comparisons += 1
|
| 402 |
+
if b[j] > key:
|
| 403 |
+
b[j + 1] = b[j]
|
| 404 |
+
j -= 1
|
| 405 |
+
else:
|
| 406 |
+
break
|
| 407 |
+
b[j + 1] = key
|
| 408 |
+
|
| 409 |
+
# save at main
|
| 410 |
+
write_i = 0
|
| 411 |
+
for b in buckets:
|
| 412 |
+
for v in b:
|
| 413 |
+
a[write_i] = v
|
| 414 |
+
moves += 1
|
| 415 |
+
_snap(steps, record_steps, a, write_i, write_i)
|
| 416 |
+
write_i += 1
|
| 417 |
+
|
| 418 |
+
seconds = time.perf_counter() - start
|
| 419 |
+
metrics = {"comparisons": comparisons, "moves": moves, "seconds": seconds}
|
| 420 |
+
return steps, metrics
|
app.py
CHANGED
|
@@ -1,39 +1,222 @@
|
|
| 1 |
import random
|
| 2 |
-
import
|
|
|
|
|
|
|
| 3 |
import matplotlib.pyplot as plt
|
|
|
|
|
|
|
| 4 |
import streamlit as st
|
| 5 |
-
import time
|
| 6 |
|
| 7 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 8 |
|
| 9 |
-
st.title("Insertion Sort vs Merge Sort Visualizer")
|
| 10 |
|
| 11 |
-
# --- Veri Girişi ---
|
| 12 |
st.subheader("Input Configuration")
|
| 13 |
length = st.slider("List length", 5, 20, 8)
|
| 14 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 15 |
st.write(f"Input array: {data}")
|
| 16 |
|
| 17 |
-
|
| 18 |
-
|
| 19 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 20 |
|
| 21 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 22 |
|
| 23 |
-
steps_merge = merge_sort(data_merge)
|
| 24 |
|
| 25 |
-
|
| 26 |
-
|
|
|
|
|
|
|
| 27 |
|
| 28 |
-
|
| 29 |
-
|
| 30 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 31 |
|
| 32 |
-
|
| 33 |
-
|
| 34 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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| 36 |
def create_animation(steps, title, color_fn):
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| 37 |
frames = []
|
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for i, step in enumerate(steps):
|
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array = step["array"]
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@@ -42,90 +225,289 @@ if st.button("Compare Insertion Sort vs Merge Sort"):
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| 43 |
colors = color_fn(len(array), active_index, sorted_boundary)
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initial = steps[0]
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fig = go.Figure(
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data=[
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layout=go.Layout(
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title=title,
|
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xaxis=dict(range=[-0.5, len(initial["array"]) - 0.5]),
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yaxis=dict(range=[0, max(max(s[
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),
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frames=frames
|
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)
|
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return fig
|
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def insertion_colors(length, active_index, sorted_boundary):
|
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return [
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for j in range(length)
|
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def merge_colors(length, active_index, sorted_boundary):
|
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return [
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|
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|
|
| 1 |
import random
|
| 2 |
+
import statistics
|
| 3 |
+
import time
|
| 4 |
+
|
| 5 |
import matplotlib.pyplot as plt
|
| 6 |
+
import pandas as pd
|
| 7 |
+
import plotly.graph_objects as go
|
| 8 |
import streamlit as st
|
|
|
|
| 9 |
|
| 10 |
+
import algorithms as alg
|
| 11 |
+
|
| 12 |
+
st.title("Sorting Algorithm Visualizer")
|
| 13 |
+
|
| 14 |
+
|
| 15 |
+
def render_metrics(m):
|
| 16 |
+
if not m:
|
| 17 |
+
return
|
| 18 |
+
ms = m.get("seconds", 0.0) * 1000.0
|
| 19 |
+
comps = m.get("comparisons", 0)
|
| 20 |
+
moves = m.get("moves", 0)
|
| 21 |
+
c1, c2, c3 = st.columns(3)
|
| 22 |
+
with c1:
|
| 23 |
+
st.metric("Time (ms)", f"{ms:.2f}")
|
| 24 |
+
with c2:
|
| 25 |
+
st.metric("Comparisons", f"{comps:,}")
|
| 26 |
+
with c3:
|
| 27 |
+
st.metric("Moves", f"{moves:,}")
|
| 28 |
|
|
|
|
| 29 |
|
|
|
|
| 30 |
st.subheader("Input Configuration")
|
| 31 |
length = st.slider("List length", 5, 20, 8)
|
| 32 |
+
# Input type selector
|
| 33 |
+
input_type = st.selectbox(
|
| 34 |
+
"Input type", ["Random", "Sorted", "Reversed", "Few unique"], index=0
|
| 35 |
+
)
|
| 36 |
+
# Generate data based on input type
|
| 37 |
+
if input_type == "Random":
|
| 38 |
+
data = random.sample(range(1, 30), length) # unique values
|
| 39 |
+
elif input_type == "Sorted":
|
| 40 |
+
data = sorted(random.sample(range(1, 30), length))
|
| 41 |
+
elif input_type == "Reversed":
|
| 42 |
+
data = sorted(random.sample(range(1, 30), length), reverse=True)
|
| 43 |
+
else: # Few unique
|
| 44 |
+
pool = random.sample(range(1, 30), k=min(3, max(1, length // 3)))
|
| 45 |
+
data = [random.choice(pool) for _ in range(length)]
|
| 46 |
+
random.shuffle(data)
|
| 47 |
+
|
| 48 |
st.write(f"Input array: {data}")
|
| 49 |
|
| 50 |
+
st.subheader("Scaling Benchmark (n -> time)")
|
| 51 |
+
sizes_str = st.text_input("Sizes", value="10, 20, 40, 80, 160")
|
| 52 |
+
try:
|
| 53 |
+
sizes = [int(x.strip()) for x in sizes_str.split(",") if x.strip()]
|
| 54 |
+
sizes = [s for s in sizes if s > 0]
|
| 55 |
+
except Exception:
|
| 56 |
+
sizes = []
|
| 57 |
+
|
| 58 |
+
runs_scale = st.slider("Runs per size", 3, 50, 10, step=1)
|
| 59 |
+
|
| 60 |
+
algo_options = [
|
| 61 |
+
"Insertion Sort",
|
| 62 |
+
"Merge Sort",
|
| 63 |
+
"Quick Sort",
|
| 64 |
+
"Counting Sort",
|
| 65 |
+
"Radix Sort (LSD)",
|
| 66 |
+
"Heap Sort",
|
| 67 |
+
"Shell Sort",
|
| 68 |
+
"Bucket Sort",
|
| 69 |
+
]
|
| 70 |
+
selected_algos = st.multiselect(
|
| 71 |
+
"Algorithms to include",
|
| 72 |
+
options=algo_options,
|
| 73 |
+
default=[
|
| 74 |
+
"Insertion Sort",
|
| 75 |
+
"Merge Sort",
|
| 76 |
+
"Quick Sort",
|
| 77 |
+
"Counting Sort",
|
| 78 |
+
"Radix Sort (LSD)",
|
| 79 |
+
"Heap Sort",
|
| 80 |
+
"Shell Sort",
|
| 81 |
+
"Bucket Sort",
|
| 82 |
+
],
|
| 83 |
+
)
|
| 84 |
+
|
| 85 |
+
|
| 86 |
+
def make_data(n: int, input_type: str):
|
| 87 |
+
if input_type == "Random":
|
| 88 |
+
return [random.randint(1, max(30, n * 3)) for _ in range(n)]
|
| 89 |
+
elif input_type == "Sorted":
|
| 90 |
+
arr = [random.randint(1, max(30, n * 3)) for _ in range(n)]
|
| 91 |
+
return sorted(arr)
|
| 92 |
+
elif input_type == "Reversed":
|
| 93 |
+
arr = [random.randint(1, max(30, n * 3)) for _ in range(n)]
|
| 94 |
+
return sorted(arr, reverse=True)
|
| 95 |
+
else:
|
| 96 |
+
pool_size = max(2, min(10, n // 5))
|
| 97 |
+
pool = [random.randint(1, max(30, n * 3)) for _ in range(pool_size)]
|
| 98 |
+
return [random.choice(pool) for _ in range(n)]
|
| 99 |
+
|
| 100 |
|
| 101 |
+
## cal algo
|
| 102 |
+
def get_algo_fn(name: str):
|
| 103 |
+
if name == "Insertion Sort":
|
| 104 |
+
return lambda arr: alg.insertion_sort(arr, record_steps=False)
|
| 105 |
+
if name == "Merge Sort":
|
| 106 |
+
return lambda arr: alg.merge_sort(arr, record_steps=False)
|
| 107 |
+
if name == "Quick Sort":
|
| 108 |
+
return lambda arr: alg.quick_sort(arr, record_steps=False)
|
| 109 |
+
if name == "Counting Sort":
|
| 110 |
+
return lambda arr: alg.counting_sort(arr, record_steps=False)
|
| 111 |
+
if name == "Radix Sort (LSD)":
|
| 112 |
+
return lambda arr: alg.radix_sort_lsd(arr, base=10, record_steps=False)
|
| 113 |
+
if name == "Heap Sort":
|
| 114 |
+
return lambda arr: alg.heap_sort(arr, record_steps=False)
|
| 115 |
+
if name == "Shell Sort":
|
| 116 |
+
return lambda arr: alg.shell_sort(arr, record_steps=False)
|
| 117 |
+
if name == "Bucket Sort":
|
| 118 |
+
return lambda arr: alg.bucket_sort(arr, record_steps=False)
|
| 119 |
+
raise ValueError(name)
|
| 120 |
|
|
|
|
| 121 |
|
| 122 |
+
if st.button("Run Scaling Benchmark"):
|
| 123 |
+
if not sizes:
|
| 124 |
+
st.error("Please enter at least one valid size (e.g., 10, 20, 40).")
|
| 125 |
+
st.stop()
|
| 126 |
|
| 127 |
+
rows = []
|
| 128 |
+
for n in sizes:
|
| 129 |
+
for algo_name in selected_algos:
|
| 130 |
+
fn = get_algo_fn(algo_name)
|
| 131 |
+
times = []
|
| 132 |
+
for _ in range(runs_scale):
|
| 133 |
+
arr = make_data(n, input_type)
|
| 134 |
+
_, m = fn(arr)
|
| 135 |
+
times.append(m["seconds"] * 1000.0) # ms
|
| 136 |
|
| 137 |
+
avg_ms = statistics.mean(times)
|
| 138 |
+
std_ms = statistics.pstdev(times) if len(times) > 1 else 0.0
|
| 139 |
+
|
| 140 |
+
rows.append(
|
| 141 |
+
{
|
| 142 |
+
"n": n,
|
| 143 |
+
"Algorithm": algo_name,
|
| 144 |
+
"Average Time (ms)": avg_ms,
|
| 145 |
+
"Std Dev (ms)": std_ms,
|
| 146 |
+
}
|
| 147 |
+
)
|
| 148 |
+
|
| 149 |
+
df_scale = pd.DataFrame(rows)
|
| 150 |
+
fig_scale = go.Figure()
|
| 151 |
+
|
| 152 |
+
for algo_name in selected_algos:
|
| 153 |
+
sub = df_scale[df_scale["Algorithm"] == algo_name].sort_values("n")
|
| 154 |
+
fig_scale.add_trace(
|
| 155 |
+
go.Scatter(
|
| 156 |
+
x=sub["n"],
|
| 157 |
+
y=sub["Average Time (ms)"],
|
| 158 |
+
mode="lines+markers",
|
| 159 |
+
name=algo_name,
|
| 160 |
+
)
|
| 161 |
+
)
|
| 162 |
+
fig_scale.update_layout(
|
| 163 |
+
title=f"Scaling Benchmark (input_type = {input_type}, runs = {runs_scale})",
|
| 164 |
+
xaxis_title="n (input size)",
|
| 165 |
+
yaxis_title="Average Time (ms)",
|
| 166 |
+
height=480,
|
| 167 |
+
width=1000,
|
| 168 |
+
)
|
| 169 |
+
st.plotly_chart(fig_scale, use_container_width=True)
|
| 170 |
+
|
| 171 |
+
st.dataframe(
|
| 172 |
+
df_scale.sort_values(["Algorithm", "n"]).style.format(
|
| 173 |
+
{
|
| 174 |
+
"Average Time (ms)": "{:.3f}",
|
| 175 |
+
"Std Dev (ms)": "{:.3f}",
|
| 176 |
+
}
|
| 177 |
+
),
|
| 178 |
+
use_container_width=True,
|
| 179 |
+
)
|
| 180 |
+
|
| 181 |
+
st.download_button(
|
| 182 |
+
"Download Scaling CSV",
|
| 183 |
+
data=df_scale.to_csv(index=False).encode("utf-8"),
|
| 184 |
+
file_name="scaling_benchmark.csv",
|
| 185 |
+
mime="text/csv",
|
| 186 |
+
)
|
| 187 |
+
|
| 188 |
+
if st.button("Run Comparison"):
|
| 189 |
+
|
| 190 |
+
data_insertion = data.copy()
|
| 191 |
+
data_merge = data.copy()
|
| 192 |
+
data_quick = data.copy()
|
| 193 |
+
data_counting = data.copy()
|
| 194 |
+
data_radix = data.copy()
|
| 195 |
+
data_heap = data.copy()
|
| 196 |
+
data_shell = data.copy()
|
| 197 |
+
data_bucket = data.copy()
|
| 198 |
+
|
| 199 |
+
steps_insertion, metrics_insertion = alg.insertion_sort(data_insertion)
|
| 200 |
+
steps_merge, metrics_merge = alg.merge_sort(data_merge)
|
| 201 |
+
steps_quick, metrics_quick = alg.quick_sort(data_quick)
|
| 202 |
+
steps_counting, metrics_counting = alg.counting_sort(data_counting)
|
| 203 |
+
steps_radix, metrics_radix = alg.radix_sort_lsd(data_radix, base=10)
|
| 204 |
+
steps_heap, metrics_heap = alg.heap_sort(data_heap)
|
| 205 |
+
steps_shell, metrics_shell = alg.shell_sort(data_shell)
|
| 206 |
+
steps_bucket, metrics_bucket = alg.bucket_sort(data_bucket)
|
| 207 |
|
| 208 |
def create_animation(steps, title, color_fn):
|
| 209 |
+
if not steps:
|
| 210 |
+
return go.Figure(
|
| 211 |
+
layout=go.Layout(
|
| 212 |
+
width=900,
|
| 213 |
+
height=420,
|
| 214 |
+
title=title,
|
| 215 |
+
xaxis=dict(visible=False),
|
| 216 |
+
yaxis=dict(visible=False),
|
| 217 |
+
annotations=[dict(text="No steps to display", showarrow=False)],
|
| 218 |
+
)
|
| 219 |
+
)
|
| 220 |
frames = []
|
| 221 |
for i, step in enumerate(steps):
|
| 222 |
array = step["array"]
|
|
|
|
| 225 |
|
| 226 |
colors = color_fn(len(array), active_index, sorted_boundary)
|
| 227 |
|
| 228 |
+
frames.append(
|
| 229 |
+
go.Frame(
|
| 230 |
+
data=[
|
| 231 |
+
go.Scatter(
|
| 232 |
+
x=list(range(len(array))),
|
| 233 |
+
y=array,
|
| 234 |
+
mode="markers+text",
|
| 235 |
+
marker=dict(size=28, color=colors),
|
| 236 |
+
text=array,
|
| 237 |
+
textposition="middle center",
|
| 238 |
+
)
|
| 239 |
+
],
|
| 240 |
+
name=f"Step {i+1}",
|
| 241 |
+
)
|
| 242 |
+
)
|
| 243 |
|
| 244 |
initial = steps[0]
|
| 245 |
+
initial_colors = color_fn(
|
| 246 |
+
len(initial["array"]),
|
| 247 |
+
initial.get("active_index", -1),
|
| 248 |
+
initial.get("sorted_boundary", -1),
|
| 249 |
+
)
|
| 250 |
|
| 251 |
fig = go.Figure(
|
| 252 |
+
data=[
|
| 253 |
+
go.Scatter(
|
| 254 |
+
x=list(range(len(initial["array"]))),
|
| 255 |
+
y=initial["array"],
|
| 256 |
+
mode="markers+text",
|
| 257 |
+
marker=dict(size=28, color=initial_colors),
|
| 258 |
+
text=initial["array"],
|
| 259 |
+
textposition="middle center",
|
| 260 |
+
)
|
| 261 |
+
],
|
| 262 |
layout=go.Layout(
|
| 263 |
+
width=900,
|
| 264 |
+
height=420,
|
| 265 |
title=title,
|
| 266 |
xaxis=dict(range=[-0.5, len(initial["array"]) - 0.5]),
|
| 267 |
+
yaxis=dict(range=[0, max(max(s["array"]) for s in steps) + 5]),
|
| 268 |
+
updatemenus=[
|
| 269 |
+
dict(
|
| 270 |
+
type="buttons",
|
| 271 |
+
buttons=[dict(label="Play", method="animate", args=[None])],
|
| 272 |
+
showactive=False,
|
| 273 |
+
)
|
| 274 |
+
],
|
| 275 |
+
sliders=[
|
| 276 |
+
{
|
| 277 |
+
"steps": [
|
| 278 |
+
{
|
| 279 |
+
"args": [
|
| 280 |
+
[f"Step {i+1}"],
|
| 281 |
+
{"frame": {"duration": 500, "redraw": True}},
|
| 282 |
+
],
|
| 283 |
+
"label": f"{i+1}",
|
| 284 |
+
"method": "animate",
|
| 285 |
+
}
|
| 286 |
+
for i in range(len(frames))
|
| 287 |
+
],
|
| 288 |
+
"transition": {"duration": 0},
|
| 289 |
+
"x": 0,
|
| 290 |
+
"y": -0.1,
|
| 291 |
+
"currentvalue": {"prefix": "Step: "},
|
| 292 |
+
}
|
| 293 |
+
],
|
| 294 |
),
|
| 295 |
+
frames=frames,
|
| 296 |
)
|
| 297 |
return fig
|
| 298 |
|
| 299 |
def insertion_colors(length, active_index, sorted_boundary):
|
| 300 |
return [
|
| 301 |
+
(
|
| 302 |
+
"red"
|
| 303 |
+
if j == active_index
|
| 304 |
+
else "green" if j <= sorted_boundary else "gray"
|
| 305 |
+
)
|
| 306 |
for j in range(length)
|
| 307 |
]
|
| 308 |
|
| 309 |
def merge_colors(length, active_index, sorted_boundary):
|
| 310 |
return [
|
| 311 |
+
(
|
| 312 |
+
"purple"
|
| 313 |
+
if j == active_index
|
| 314 |
+
else "blue" if j <= sorted_boundary else "gray"
|
| 315 |
+
)
|
| 316 |
+
for j in range(length)
|
| 317 |
+
]
|
| 318 |
+
|
| 319 |
+
def quick_colors(length, active_index, sorted_boundary):
|
| 320 |
+
return [
|
| 321 |
+
(
|
| 322 |
+
"orange"
|
| 323 |
+
if j == active_index
|
| 324 |
+
else "green" if j == sorted_boundary else "gray"
|
| 325 |
+
)
|
| 326 |
+
for j in range(length)
|
| 327 |
+
]
|
| 328 |
+
|
| 329 |
+
def counting_colors(length, active_index, sorted_boundary):
|
| 330 |
+
return [
|
| 331 |
+
(
|
| 332 |
+
"purple"
|
| 333 |
+
if j == active_index
|
| 334 |
+
else "green" if j == sorted_boundary else "gray"
|
| 335 |
+
)
|
| 336 |
+
for j in range(length)
|
| 337 |
+
]
|
| 338 |
+
|
| 339 |
+
def radix_colors(length, active_index, sorted_boundary):
|
| 340 |
+
return [
|
| 341 |
+
(
|
| 342 |
+
"purple"
|
| 343 |
+
if j == active_index
|
| 344 |
+
else "green" if j <= sorted_boundary else "gray"
|
| 345 |
+
)
|
| 346 |
+
for j in range(length)
|
| 347 |
+
]
|
| 348 |
+
|
| 349 |
+
def heap_colors(length, active_index, sorted_boundary):
|
| 350 |
+
return [
|
| 351 |
+
(
|
| 352 |
+
"orange"
|
| 353 |
+
if j == active_index
|
| 354 |
+
else (
|
| 355 |
+
"green"
|
| 356 |
+
if (sorted_boundary != -1 and j >= sorted_boundary)
|
| 357 |
+
else "gray"
|
| 358 |
+
)
|
| 359 |
+
)
|
| 360 |
+
for j in range(length)
|
| 361 |
+
]
|
| 362 |
+
|
| 363 |
+
def shell_colors(length, active_index, sorted_boundary):
|
| 364 |
+
return [("orange" if j == active_index else "gray") for j in range(length)]
|
| 365 |
+
|
| 366 |
+
def bucket_colors(length, active_index, sorted_boundary):
|
| 367 |
+
return [
|
| 368 |
+
(
|
| 369 |
+
"purple"
|
| 370 |
+
if j == active_index
|
| 371 |
+
else "green" if j <= sorted_boundary else "gray"
|
| 372 |
+
)
|
| 373 |
for j in range(length)
|
| 374 |
]
|
| 375 |
|
| 376 |
+
(
|
| 377 |
+
tab_ins,
|
| 378 |
+
tab_mer,
|
| 379 |
+
tab_quick,
|
| 380 |
+
tab_count,
|
| 381 |
+
tab_radix,
|
| 382 |
+
tab_heap,
|
| 383 |
+
tab_shell,
|
| 384 |
+
tab_bucket,
|
| 385 |
+
) = st.tabs(
|
| 386 |
+
[
|
| 387 |
+
"Insertion",
|
| 388 |
+
"Merge",
|
| 389 |
+
"Quick",
|
| 390 |
+
"Counting",
|
| 391 |
+
"Radix (LSD)",
|
| 392 |
+
"Heap",
|
| 393 |
+
"Shell",
|
| 394 |
+
"Bucket",
|
| 395 |
+
]
|
| 396 |
+
)
|
| 397 |
+
|
| 398 |
+
with tab_ins:
|
| 399 |
+
st.plotly_chart(
|
| 400 |
+
create_animation(steps_insertion, "Insertion Sort", insertion_colors),
|
| 401 |
+
use_container_width=True,
|
| 402 |
+
)
|
| 403 |
+
with tab_mer:
|
| 404 |
+
st.plotly_chart(
|
| 405 |
+
create_animation(steps_merge, "Merge Sort", merge_colors),
|
| 406 |
+
use_container_width=True,
|
| 407 |
+
)
|
| 408 |
+
with tab_quick:
|
| 409 |
+
st.plotly_chart(
|
| 410 |
+
create_animation(steps_quick, "Quick Sort", quick_colors),
|
| 411 |
+
use_container_width=True,
|
| 412 |
+
)
|
| 413 |
+
with tab_count:
|
| 414 |
+
st.plotly_chart(
|
| 415 |
+
create_animation(steps_counting, "Counting Sort", counting_colors),
|
| 416 |
+
use_container_width=True,
|
| 417 |
+
)
|
| 418 |
+
with tab_radix:
|
| 419 |
+
st.plotly_chart(
|
| 420 |
+
create_animation(steps_radix, "Radix Sort (LSD)", radix_colors),
|
| 421 |
+
use_container_width=True,
|
| 422 |
+
)
|
| 423 |
+
with tab_heap:
|
| 424 |
+
st.plotly_chart(
|
| 425 |
+
create_animation(steps_heap, "Heap Sort", heap_colors),
|
| 426 |
+
use_container_width=True,
|
| 427 |
+
)
|
| 428 |
+
with tab_shell:
|
| 429 |
+
st.plotly_chart(
|
| 430 |
+
create_animation(steps_shell, "Shell Sort", shell_colors),
|
| 431 |
+
use_container_width=True,
|
| 432 |
+
)
|
| 433 |
+
with tab_bucket:
|
| 434 |
+
st.plotly_chart(
|
| 435 |
+
create_animation(steps_bucket, "Bucket Sort", bucket_colors),
|
| 436 |
+
use_container_width=True,
|
| 437 |
+
)
|
| 438 |
+
|
| 439 |
+
df = pd.DataFrame(
|
| 440 |
+
[
|
| 441 |
+
{
|
| 442 |
+
"Algorithm": "Insertion Sort",
|
| 443 |
+
"Time (ms)": metrics_insertion["seconds"] * 1000,
|
| 444 |
+
"Comparisons": metrics_insertion["comparisons"],
|
| 445 |
+
"Moves": metrics_insertion["moves"],
|
| 446 |
+
"Frames": len(steps_insertion),
|
| 447 |
+
"Sorted OK": steps_insertion[-1]["array"] == sorted(data),
|
| 448 |
+
},
|
| 449 |
+
{
|
| 450 |
+
"Algorithm": "Merge Sort",
|
| 451 |
+
"Time (ms)": metrics_merge["seconds"] * 1000,
|
| 452 |
+
"Comparisons": metrics_merge["comparisons"],
|
| 453 |
+
"Moves": metrics_merge["moves"],
|
| 454 |
+
"Frames": len(steps_merge),
|
| 455 |
+
"Sorted OK": steps_merge[-1]["array"] == sorted(data),
|
| 456 |
+
},
|
| 457 |
+
{
|
| 458 |
+
"Algorithm": "Quick Sort",
|
| 459 |
+
"Time (ms)": metrics_quick["seconds"] * 1000,
|
| 460 |
+
"Comparisons": metrics_quick["comparisons"],
|
| 461 |
+
"Moves": metrics_quick["moves"],
|
| 462 |
+
"Frames": len(steps_quick),
|
| 463 |
+
"Sorted OK": steps_quick[-1]["array"] == sorted(data),
|
| 464 |
+
},
|
| 465 |
+
{
|
| 466 |
+
"Algorithm": "Counting Sort",
|
| 467 |
+
"Time (ms)": metrics_counting["seconds"] * 1000,
|
| 468 |
+
"Comparisons": metrics_counting["comparisons"],
|
| 469 |
+
"Moves": metrics_counting["moves"],
|
| 470 |
+
"Frames": len(steps_counting),
|
| 471 |
+
"Sorted OK": steps_counting[-1]["array"] == sorted(data),
|
| 472 |
+
},
|
| 473 |
+
{
|
| 474 |
+
"Algorithm": "Radix Sort(LSD)",
|
| 475 |
+
"Time (ms)": metrics_radix["seconds"] * 1000,
|
| 476 |
+
"Comparisons": metrics_radix["comparisons"],
|
| 477 |
+
"Moves": metrics_radix["moves"],
|
| 478 |
+
"Frames": len(steps_radix),
|
| 479 |
+
"Sorted OK": steps_radix[-1]["array"] == sorted(data),
|
| 480 |
+
},
|
| 481 |
+
{
|
| 482 |
+
"Algorithm": "Heap Sort",
|
| 483 |
+
"Time (ms)": metrics_heap["seconds"] * 1000,
|
| 484 |
+
"Comparisons": metrics_heap["comparisons"],
|
| 485 |
+
"Moves": metrics_heap["moves"],
|
| 486 |
+
"Frames": len(steps_heap),
|
| 487 |
+
"Sorted OK": steps_heap[-1]["array"] == sorted(data),
|
| 488 |
+
},
|
| 489 |
+
{
|
| 490 |
+
"Algorithm": "Shell Sort",
|
| 491 |
+
"Time (ms)": metrics_shell["seconds"] * 1000,
|
| 492 |
+
"Comparisons": metrics_shell["comparisons"],
|
| 493 |
+
"Moves": metrics_shell["moves"],
|
| 494 |
+
"Frames": len(steps_shell),
|
| 495 |
+
"Sorted OK": steps_shell[-1]["array"] == sorted(data),
|
| 496 |
+
},
|
| 497 |
+
{
|
| 498 |
+
"Algorithm": "Bucket Sort",
|
| 499 |
+
"Time (ms)": metrics_bucket["seconds"] * 1000,
|
| 500 |
+
"Comparisons": metrics_bucket["comparisons"],
|
| 501 |
+
"Moves": metrics_bucket["moves"],
|
| 502 |
+
"Frames": len(steps_bucket),
|
| 503 |
+
"Sorted OK": steps_bucket[-1]["array"] == sorted(data),
|
| 504 |
+
},
|
| 505 |
+
]
|
| 506 |
+
)
|
| 507 |
+
st.subheader("Summary Table")
|
| 508 |
+
st.dataframe(df.style.format({"Time (ms)": "{:.2f}"}), use_container_width=True)
|
| 509 |
+
|
| 510 |
+
csv = df.to_csv(index=False).encode("utf-8")
|
| 511 |
+
st.download_button(
|
| 512 |
+
"Download CSV", data=csv, file_name="sorting_summary.csv", mime="text/csv"
|
| 513 |
+
)
|
demo1.gif
ADDED
|
Git LFS Details
|
demo2.gif
ADDED
|
Git LFS Details
|
notes.py
ADDED
|
@@ -0,0 +1,41 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
# insertion sort
|
| 2 |
+
|
| 3 |
+
def insertion_sort(arr):
|
| 4 |
+
steps = [] # keep all steps here
|
| 5 |
+
|
| 6 |
+
for j in range(1, len(arr)):
|
| 7 |
+
key = arr[j]
|
| 8 |
+
i = j - 1
|
| 9 |
+
|
| 10 |
+
while i >= 0 and arr[i] > key:
|
| 11 |
+
arr[i + 1] = arr[i]
|
| 12 |
+
i -= 1
|
| 13 |
+
steps.append(arr.copy()) # her kaydırma adımını kaydet
|
| 14 |
+
arr[i + 1] = key
|
| 15 |
+
steps.append(arr.copy()) # save every moment
|
| 16 |
+
# arr listesini sıralıyor
|
| 17 |
+
# Ama her küçük değişiklikten sonra o anki halini steps listesine ekliyor
|
| 18 |
+
|
| 19 |
+
return steps
|
| 20 |
+
|
| 21 |
+
# nested listeler için deepcopy()
|
| 22 |
+
# Liste içinde başka listeler varsa, onları da ayrı ayrı kopyalar
|
| 23 |
+
|
| 24 |
+
from algorithms import insertion_sort
|
| 25 |
+
|
| 26 |
+
my_list=[5,2,4,6,1,3]
|
| 27 |
+
|
| 28 |
+
steps = insertion_sort(my_list)
|
| 29 |
+
|
| 30 |
+
for i, step in enumerate(steps):
|
| 31 |
+
print(f"Step {i + 1}: {step}")
|
| 32 |
+
|
| 33 |
+
# enumerate(steps) → Hem adımı (i) hem listeyi (step) aynı anda alır
|
| 34 |
+
# Her sıralama adımı steps içinde kayıtlı olduğu için tüm sıralama sürecini gözlemleyebiliriz
|
| 35 |
+
# Bu yapı daha sonra Streamlit arayüzüne kolayca taşınabilir
|
| 36 |
+
|
| 37 |
+
def print_step(step):
|
| 38 |
+
for num in step:
|
| 39 |
+
bar = '█' * num # Sayıya göre bar uzunluğu
|
| 40 |
+
print(f"{num:>2} {bar}")
|
| 41 |
+
print("-" * 20) # Adımlar arasında ayraç
|
requirements.txt
CHANGED
|
@@ -1,4 +1,4 @@
|
|
| 1 |
streamlit>=1.25.0,<2.0.0
|
| 2 |
plotly>=5.18.0
|
| 3 |
numpy<=1.26.4
|
| 4 |
-
matplotlib
|
|
|
|
| 1 |
streamlit>=1.25.0,<2.0.0
|
| 2 |
plotly>=5.18.0
|
| 3 |
numpy<=1.26.4
|
| 4 |
+
matplotlib>=3.7.0
|