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-# Week_5_Assignment
-
diff --git a/Week_5_Assignment.ipynb b/Week_5_Assignment.ipynb
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+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# Intelligent World Informatics LectureV: Assignment Week 5\n",
+    "- Author: Paul Lödige (ploedige@g.ecc.u-tokyo.ac.jp)\n",
+    "- Student ID: 37-229753\n",
+    "  \n",
+    "## Assignment\n",
+    "- As usual, create short Python code (anything) experimenting with today’s topics: for-loop, if-elif-else statements, and functions.\n",
+    "  - e.g.: Try to create for-loop inside an if-statement, create a nested list inside a for-loop, put them inside a function, etc\n",
+    "  - Experiment by looping through nested lists/nested dictionaries, see what happens when you use “continue” and “break”...\n",
+    "  - You can pass and return any data types for a function\n",
+    "    - Try passing and returning list, tuple, dictionary"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "102334155"
+      ]
+     },
+     "execution_count": 6,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "# use a recursive function to print fibonacci\n",
+    "def recursive_fibonacci(number):\n",
+    "    if number in [1,2]:\n",
+    "        return 1\n",
+    "    elif number == 0:\n",
+    "        return 0\n",
+    "    else:\n",
+    "        return recursive_fibonacci(number - 1) + recursive_fibonacci(number - 2)\n",
+    "\n",
+    "recursive_fibonacci(40)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 16,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "39909473435004422792081248094960912600792570982820257852628876326523051818641373433549136769424132442293969306537520118273879628025443235370362250955435654171592897966790864814458223141914272590897468472180370639695334449662650312874735560926298246249404168309064214351044459077749425236777660809226095151852052781352975449482565838369809183771787439660825140502824343131911711296392457138867486593923544177893735428602238212249156564631452507658603400012003685322984838488962351492632577755354452904049241294565662519417235020049873873878602731379207893212335423484873469083054556329894167262818692599815209582517277965059068235543139459375028276851221435815957374273143824422909416395375178739268544368126894240979135322176080374780998010657710775625856041594078495411724236560242597759185543824798332467919613598667003025993715274875"
+      ]
+     },
+     "execution_count": 16,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "# use a iterative function to print fibonacci\n",
+    "def efficient_fibonacci(number):\n",
+    "    if number in [1,2]:\n",
+    "        return 1\n",
+    "    elif number == 0:\n",
+    "        return 0\n",
+    "    else:\n",
+    "        n_1 = 1\n",
+    "        n_2 = 1\n",
+    "        for i in range(number - 2):\n",
+    "            n_2 += n_1\n",
+    "            n_1 = n_2 - n_1\n",
+    "        return n_2\n",
+    "\n",
+    "efficient_fibonacci(4000)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 27,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "LEVEL 0::\t\"int\":\t\"42\"\n",
+      "LEVEL 0::\t\"string\":\t\"test\"\n",
+      "LEVEL 0::\t\"list\":\t<class 'list'>\n",
+      "LEVEL 1::\t\"42\"\n",
+      "LEVEL 1::\t\"test 2\"\n",
+      "LEVEL 1::\t<class 'dict'>\n",
+      "LEVEL 2::\t\"string 2\":\t\"388\"\n",
+      "LEVEL 0::\t\"tuple\":\t<class 'tuple'>\n",
+      "LEVEL 1::\t\"test\"\n",
+      "LEVEL 1::\t\"5333\"\n",
+      "LEVEL 1::\t<class 'list'>\n",
+      "LEVEL 2::\t\"563\"\n",
+      "LEVEL 2::\t\"23423\"\n",
+      "LEVEL 2::\t\"4547\"\n"
+     ]
+    }
+   ],
+   "source": [
+    "# function that loops through any collection and prints its contents to any sublevel\n",
+    "def print_collection(collection, level_offset= 0):\n",
+    "    if type(collection) not in [list, tuple, dict]:\n",
+    "        print(\"This is not a collection\")\n",
+    "    else:\n",
+    "        if type(collection) is dict:\n",
+    "            for key, value in collection.items():\n",
+    "                if type(value) in [list, tuple, dict]:\n",
+    "                    print(f'LEVEL {level_offset}::\\t\"{key}\":\\t{type(value)}')\n",
+    "                    print_collection(value, level_offset + 1)\n",
+    "                else:\n",
+    "                    print(f'LEVEL {level_offset}::\\t\"{key}\":\\t\"{value}\"')\n",
+    "        if type(collection) in [list, tuple]:\n",
+    "            for element in collection:\n",
+    "                if type(element) in [list, tuple, dict]:\n",
+    "                    print(f'LEVEL {level_offset}::\\t{type(element)}')\n",
+    "                    print_collection(element, level_offset + 1)\n",
+    "                else:\n",
+    "                    print(f'LEVEL {level_offset}::\\t\"{element}\"')\n",
+    "\n",
+    "collection = {\n",
+    "    \"int\" : 42,\n",
+    "    \"string\" : \"test\",\n",
+    "    \"list\" : [\n",
+    "        42,\n",
+    "        \"test 2\",\n",
+    "        {\"string 2\": 388}\n",
+    "    ],\n",
+    "    \"tuple\" : (\n",
+    "        \"test\",\n",
+    "        5333,\n",
+    "        [563, 23423, 4547]\n",
+    "    )\n",
+    "}\n",
+    "\n",
+    "print_collection(collection)"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3.10.8 64-bit",
+   "language": "python",
+   "name": "python3"
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+    "name": "ipython",
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+   "mimetype": "text/x-python",
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