diff --git a/cut_img.ipynb b/cut_img.ipynb
new file mode 100644
index 0000000..c97b574
--- /dev/null
+++ b/cut_img.ipynb
@@ -0,0 +1,99 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "id": "dab1dfd6-30a7-4330-8812-38fe567ea627",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import PIL\n",
+    "from PIL import Image\n",
+    "from torchvision import transforms\n",
+    "import torch\n",
+    "import matplotlib.pyplot as plt\n",
+    "import torchvision"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "477ea19c-e79f-45b0-bb57-3a2448e2ec60",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "to_tensor = transforms.ToTensor()\n",
+    "def load_img(img_path):\n",
+    "    img= PIL.Image.open(img_path)\n",
+    "    img = to_tensor(img)\n",
+    "    return img[:3, :, :]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "ffd2097f-c2da-415c-b6a2-dc28e4f357aa",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# 가장 많이 겹치는 부분 찾기\n",
+    "def find_same(origin,change):\n",
+    "    min_num=1e9\n",
+    "    new_img=change\n",
+    "    for i in range(len(change[0])-len(origin[0])+1):\n",
+    "        for j in range(len(change[0][0])-len(origin[0][0])+1):\n",
+    "            new_change=change[:,i:i+origin.size()[1],j:j+origin.size()[2]]\n",
+    "            pred=torch.sum(abs(new_change[0]-origin[0]))\n",
+    "            if min_num>pred:\n",
+    "                min_num=pred\n",
+    "                new_img=new_change\n",
+    "    print(new_img.size())\n",
+    "    return new_img"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "6669b3af-8006-480e-b6fc-a4aa8bb8d7e9",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "test_img=load_img('/opt/ml/input/test1.jpg')\n",
+    "change_img=load_img('/opt/ml/input/test1_change.jpg')\n",
+    "sketch_img=find_same(test_img,change_img)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "331142ce-eaf4-4f40-8317-b00e8adf322f",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# 이미지 저장\n",
+    "torchvision.utils.save_image(sketch_img, \"/opt/ml/input/sketch_img.jpg\")"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3 (ipykernel)",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.8.5"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}