diff --git a/main.ipynb b/main.ipynb
deleted file mode 100644
index 44bcbe6..0000000
--- a/main.ipynb
+++ /dev/null
@@ -1,83 +0,0 @@
-{
- "cells": [
-  {
-   "cell_type": "code",
-   "execution_count": 1,
-   "id": "fc7fe56b-71b4-498c-955d-e5e56af8f08e",
-   "metadata": {},
-   "outputs": [
-    {
-     "ename": "ImportError",
-     "evalue": "DLL load failed while importing spinq_backends: Не найден указанный модуль.",
-     "output_type": "error",
-     "traceback": [
-      "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
-      "\u001b[1;31mImportError\u001b[0m                               Traceback (most recent call last)",
-      "Cell \u001b[1;32mIn[1], line 1\u001b[0m\n\u001b[1;32m----> 1\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01mspinqit\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m get_basic_simulator, get_compiler, Circuit, BasicSimulatorConfig\n\u001b[0;32m      2\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01mspinqit\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m H, CX, Rx\n\u001b[0;32m      3\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01mmath\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m pi\n",
-      "File \u001b[1;32mC:\\tmp\\quantum-showcase\\.venv\\lib\\site-packages\\spinqit\\__init__.py:16\u001b[0m\n\u001b[0;32m      1\u001b[0m \u001b[38;5;66;03m# Copyright 2021 SpinQ Technology Co., Ltd.\u001b[39;00m\n\u001b[0;32m      2\u001b[0m \u001b[38;5;66;03m#\u001b[39;00m\n\u001b[0;32m      3\u001b[0m \u001b[38;5;66;03m# Licensed under the Apache License, Version 2.0 (the \"License\");\u001b[39;00m\n\u001b[1;32m   (...)\u001b[0m\n\u001b[0;32m     12\u001b[0m \u001b[38;5;66;03m# See the License for the specific language governing permissions and\u001b[39;00m\n\u001b[0;32m     13\u001b[0m \u001b[38;5;66;03m# limitations under the License.\u001b[39;00m\n\u001b[0;32m     15\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mmodel\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m \u001b[38;5;241m*\u001b[39m\n\u001b[1;32m---> 16\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mbackend\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m \u001b[38;5;241m*\u001b[39m\n\u001b[0;32m     17\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mcompiler\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m get_compiler\n\u001b[0;32m     18\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mprimitive\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m \u001b[38;5;241m*\u001b[39m\n",
-      "File \u001b[1;32mC:\\tmp\\quantum-showcase\\.venv\\lib\\site-packages\\spinqit\\backend\\__init__.py:15\u001b[0m\n\u001b[0;32m      1\u001b[0m \u001b[38;5;66;03m# Copyright 2021 SpinQ Technology Co., Ltd.\u001b[39;00m\n\u001b[0;32m      2\u001b[0m \u001b[38;5;66;03m#\u001b[39;00m\n\u001b[0;32m      3\u001b[0m \u001b[38;5;66;03m# Licensed under the Apache License, Version 2.0 (the \"License\");\u001b[39;00m\n\u001b[1;32m   (...)\u001b[0m\n\u001b[0;32m     12\u001b[0m \u001b[38;5;66;03m# See the License for the specific language governing permissions and\u001b[39;00m\n\u001b[0;32m     13\u001b[0m \u001b[38;5;66;03m# limitations under the License.\u001b[39;00m\n\u001b[1;32m---> 15\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mbackend\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m \u001b[38;5;241m*\u001b[39m\n\u001b[0;32m     16\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mbasic_simulator_backend\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m BasicSimulatorConfig\n\u001b[0;32m     17\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mnmr_backend\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m NMRConfig\n",
-      "File \u001b[1;32mC:\\tmp\\quantum-showcase\\.venv\\lib\\site-packages\\spinqit\\backend\\backend.py:15\u001b[0m\n\u001b[0;32m      1\u001b[0m \u001b[38;5;66;03m# Copyright 2022 SpinQ Technology Co., Ltd.\u001b[39;00m\n\u001b[0;32m      2\u001b[0m \u001b[38;5;66;03m#\u001b[39;00m\n\u001b[0;32m      3\u001b[0m \u001b[38;5;66;03m# Licensed under the Apache License, Version 2.0 (the \"License\");\u001b[39;00m\n\u001b[1;32m   (...)\u001b[0m\n\u001b[0;32m     12\u001b[0m \u001b[38;5;66;03m# See the License for the specific language governing permissions and\u001b[39;00m\n\u001b[0;32m     13\u001b[0m \u001b[38;5;66;03m# limitations under the License.\u001b[39;00m\n\u001b[0;32m     14\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01mspinqit\u001b[39;00m\u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mmodel\u001b[39;00m\u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mexceptions\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m InappropriateBackendError\n\u001b[1;32m---> 15\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mbasic_simulator_backend\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m BasicSimulatorBackend\n\u001b[0;32m     16\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mnmr_backend\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m NMRBackend\n\u001b[0;32m     17\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mspinq_cloud_backend\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m SpinQCloudBackend\n",
-      "File \u001b[1;32mC:\\tmp\\quantum-showcase\\.venv\\lib\\site-packages\\spinqit\\backend\\basic_simulator_backend.py:26\u001b[0m\n\u001b[0;32m     24\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01mspinqit\u001b[39;00m\u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mmodel\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m Instruction\n\u001b[0;32m     25\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01mspinqit\u001b[39;00m\u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mmodel\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m I, H, X, Y, Z, Rx, Ry, Rz, T, Td, S, Sd, P, CX, CY, CZ, SWAP, CCX, U\n\u001b[1;32m---> 26\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01mspinqit\u001b[39;00m\u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mspinq_backends\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m BasicSimulator\n\u001b[0;32m     28\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01mspinqit\u001b[39;00m\u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mmodel\u001b[39;00m\u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mparameter\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m Parameter, LazyParameter\n\u001b[0;32m     29\u001b[0m \u001b[38;5;28;01mfrom\u001b[39;00m \u001b[38;5;21;01m.\u001b[39;00m\u001b[38;5;21;01mbasebackend\u001b[39;00m \u001b[38;5;28;01mimport\u001b[39;00m BaseBackend\n",
-      "\u001b[1;31mImportError\u001b[0m: DLL load failed while importing spinq_backends: Не найден указанный модуль."
-     ]
-    }
-   ],
-   "source": [
-    "from spinqit import get_basic_simulator, get_compiler, Circuit, BasicSimulatorConfig\n",
-    "from spinqit import H, CX, Rx\n",
-    "from math import pi\n",
-    "\n",
-    "# Write the program\n",
-    "circ = Circuit()\n",
-    "q = circ.allocateQubits(2)\n",
-    "circ << (Rx, q[0], pi)\n",
-    "circ << (H, q[1])\n",
-    "circ << (CX, (q[0], q[1]))\n",
-    "\n",
-    "# Choose the compiler and backend\n",
-    "comp = get_compiler(\"native\")\n",
-    "engine = get_basic_simulator()\n",
-    "\n",
-    "# Compile\n",
-    "optimization_level = 0\n",
-    "exe = comp.compile(circ, optimization_level)\n",
-    "\n",
-    "# Run\n",
-    "config = BasicSimulatorConfig()\n",
-    "config.configure_shots(1024)\n",
-    "result = engine.execute(exe, config)\n",
-    "\n",
-    "print(result.counts)"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "id": "1743de14-4e3c-4634-a9af-667745eac7be",
-   "metadata": {},
-   "outputs": [],
-   "source": []
-  }
- ],
- "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": "3.9.13"
-  }
- },
- "nbformat": 4,
- "nbformat_minor": 5
-}