ai20210801 python basic.ipynb

{"metadata":{"kernelspec":{"language":"python","display_name":"Python 3","name":"python3"},"language_info":{"name":"python","version":"3.7.10","mimetype":"text/x-python","codemirror_mode":{"name":"ipython","version":3},"pygments_lexer":"ipython3","nbconvert_exporter":"python","file_extension":".py"}},"nbformat_minor":4,"nbformat":4,"cells":[{"cell_type":"code","source":"# This Python 3 environment comes with many helpful analytics libraries installed\n# It is defined by the kaggle/python Docker image: https://github.com/kaggle/docker-python\n# For example, here's several helpful packages to load\n\nimport numpy as np # linear algebra\nimport pandas as pd # data processing, CSV file I/O (e.g. pd.read_csv)\n\n# Input data files are available in the read-only \"../input/\" directory\n# For example, running this (by clicking run or pressing Shift+Enter) will list all files under the input directory\n\nimport os\nfor dirname, _, filenames in os.walk('/kaggle/input'):\n    for filename in filenames:\n        print(os.path.join(dirname, filename))\n\n# You can write up to 20GB to the current directory (/kaggle/working/) that gets preserved as output when you create a version using \"Save & Run All\" \n# You can also write temporary files to /kaggle/temp/, but they won't be saved outside of the current session","metadata":{"_uuid":"8f2839f25d086af736a60e9eeb907d3b93b6e0e5","_cell_guid":"b1076dfc-b9ad-4769-8c92-a6c4dae69d19","execution":{"iopub.status.busy":"2021-08-01T06:19:08.072511Z","iopub.execute_input":"2021-08-01T06:19:08.073072Z","iopub.status.idle":"2021-08-01T06:19:08.084734Z","shell.execute_reply.started":"2021-08-01T06:19:08.072984Z","shell.execute_reply":"2021-08-01T06:19:08.083928Z"},"trusted":true},"execution_count":1,"outputs":[]},{"cell_type":"code","source":"dictionary1 = {\n    \"website\": \"codeforces\",\n    \"problem no\": \"1075A\",\n    \"level\": \"easy\"\n}\ndictionary1","metadata":{"execution":{"iopub.status.busy":"2021-08-01T06:19:08.086036Z","iopub.execute_input":"2021-08-01T06:19:08.086503Z","iopub.status.idle":"2021-08-01T06:19:08.106131Z","shell.execute_reply.started":"2021-08-01T06:19:08.086473Z","shell.execute_reply":"2021-08-01T06:19:08.105009Z"},"trusted":true},"execution_count":2,"outputs":[{"execution_count":2,"output_type":"execute_result","data":{"text/plain":"{'website': 'codeforces', 'problem no': '1075A', 'level': 'easy'}"},"metadata":{}}]},{"cell_type":"code","source":"dictionary1[\"problem no\"]","metadata":{"execution":{"iopub.status.busy":"2021-08-01T06:19:08.108471Z","iopub.execute_input":"2021-08-01T06:19:08.109145Z","iopub.status.idle":"2021-08-01T06:19:08.122622Z","shell.execute_reply.started":"2021-08-01T06:19:08.109084Z","shell.execute_reply":"2021-08-01T06:19:08.121107Z"},"trusted":true},"execution_count":3,"outputs":[{"execution_count":3,"output_type":"execute_result","data":{"text/plain":"'1075A'"},"metadata":{}}]},{"cell_type":"code","source":"dictionary1[\"level\"]","metadata":{"execution":{"iopub.status.busy":"2021-08-01T06:19:08.124789Z","iopub.execute_input":"2021-08-01T06:19:08.125277Z","iopub.status.idle":"2021-08-01T06:19:08.136524Z","shell.execute_reply.started":"2021-08-01T06:19:08.125231Z","shell.execute_reply":"2021-08-01T06:19:08.135269Z"},"trusted":true},"execution_count":4,"outputs":[{"execution_count":4,"output_type":"execute_result","data":{"text/plain":"'easy'"},"metadata":{}}]},{"cell_type":"code","source":"dictionary1[\"problem no\"] = \"1445C\"\ndictionary1","metadata":{"execution":{"iopub.status.busy":"2021-08-01T06:21:15.280319Z","iopub.execute_input":"2021-08-01T06:21:15.280846Z","iopub.status.idle":"2021-08-01T06:21:15.287205Z","shell.execute_reply.started":"2021-08-01T06:21:15.280809Z","shell.execute_reply":"2021-08-01T06:21:15.285935Z"},"trusted":true},"execution_count":11,"outputs":[{"execution_count":11,"output_type":"execute_result","data":{"text/plain":"{'website': 'codeforces', 'problem no': '1445C', 'level': 'easy'}"},"metadata":{}}]},{"cell_type":"code","source":"dictionary1[\"solved by\"] = 1000\ndictionary1","metadata":{"execution":{"iopub.status.busy":"2021-08-01T06:23:07.731367Z","iopub.execute_input":"2021-08-01T06:23:07.731812Z","iopub.status.idle":"2021-08-01T06:23:07.740005Z","shell.execute_reply.started":"2021-08-01T06:23:07.731774Z","shell.execute_reply":"2021-08-01T06:23:07.738626Z"},"trusted":true},"execution_count":13,"outputs":[{"execution_count":13,"output_type":"execute_result","data":{"text/plain":"{'website': 'codeforces',\n 'problem no': '1445C',\n 'level': 'easy',\n 'solved by': 1000}"},"metadata":{}}]},{"cell_type":"code","source":"dictionary1[\"solved by\"] = 1025\ndictionary1","metadata":{"execution":{"iopub.status.busy":"2021-08-01T06:23:52.432286Z","iopub.execute_input":"2021-08-01T06:23:52.432650Z","iopub.status.idle":"2021-08-01T06:23:52.439099Z","shell.execute_reply.started":"2021-08-01T06:23:52.432621Z","shell.execute_reply":"2021-08-01T06:23:52.438232Z"},"trusted":true},"execution_count":15,"outputs":[{"execution_count":15,"output_type":"execute_result","data":{"text/plain":"{'website': 'codeforces',\n 'problem no': '1445C',\n 'level': 'easy',\n 'solved by': 1025}"},"metadata":{}}]},{"cell_type":"code","source":"dictionary1.pop(\"level\")\ndictionary1","metadata":{"execution":{"iopub.status.busy":"2021-08-01T06:26:13.461866Z","iopub.execute_input":"2021-08-01T06:26:13.462264Z","iopub.status.idle":"2021-08-01T06:26:13.602882Z","shell.execute_reply.started":"2021-08-01T06:26:13.462231Z","shell.execute_reply":"2021-08-01T06:26:13.601486Z"},"trusted":true},"execution_count":16,"outputs":[{"execution_count":16,"output_type":"execute_result","data":{"text/plain":"{'website': 'codeforces', 'problem no': '1445C', 'solved by': 1025}"},"metadata":{}}]},{"cell_type":"code","source":"dictionary1[\"level\"] = \"medium\"\ndictionary1","metadata":{"execution":{"iopub.status.busy":"2021-08-01T06:27:23.554806Z","iopub.execute_input":"2021-08-01T06:27:23.555229Z","iopub.status.idle":"2021-08-01T06:27:23.561409Z","shell.execute_reply.started":"2021-08-01T06:27:23.555195Z","shell.execute_reply":"2021-08-01T06:27:23.560420Z"},"trusted":true},"execution_count":17,"outputs":[{"execution_count":17,"output_type":"execute_result","data":{"text/plain":"{'website': 'codeforces',\n 'problem no': '1445C',\n 'solved by': 1025,\n 'level': 'medium'}"},"metadata":{}}]},{"cell_type":"code","source":"del dictionary1[\"level\"]\ndictionary1","metadata":{"execution":{"iopub.status.busy":"2021-08-01T06:27:50.479939Z","iopub.execute_input":"2021-08-01T06:27:50.480355Z","iopub.status.idle":"2021-08-01T06:27:50.487547Z","shell.execute_reply.started":"2021-08-01T06:27:50.480315Z","shell.execute_reply":"2021-08-01T06:27:50.486439Z"},"trusted":true},"execution_count":18,"outputs":[{"execution_count":18,"output_type":"execute_result","data":{"text/plain":"{'website': 'codeforces', 'problem no': '1445C', 'solved by': 1025}"},"metadata":{}}]},{"cell_type":"code","source":"for x in dictionary1:\n    print(x)","metadata":{"execution":{"iopub.status.busy":"2021-08-01T06:29:59.789752Z","iopub.execute_input":"2021-08-01T06:29:59.790163Z","iopub.status.idle":"2021-08-01T06:29:59.797280Z","shell.execute_reply.started":"2021-08-01T06:29:59.790123Z","shell.execute_reply":"2021-08-01T06:29:59.795867Z"},"trusted":true},"execution_count":21,"outputs":[{"name":"stdout","text":"website\nproblem no\nsolved by\n","output_type":"stream"}]},{"cell_type":"code","source":"for x in dictionary1:\n    print(dictionary1[x])","metadata":{"execution":{"iopub.status.busy":"2021-08-01T06:33:02.834307Z","iopub.execute_input":"2021-08-01T06:33:02.834801Z","iopub.status.idle":"2021-08-01T06:33:02.841410Z","shell.execute_reply.started":"2021-08-01T06:33:02.834760Z","shell.execute_reply":"2021-08-01T06:33:02.840271Z"},"trusted":true},"execution_count":24,"outputs":[{"name":"stdout","text":"codeforces\n1445C\n1025\n","output_type":"stream"}]},{"cell_type":"code","source":"dictionary2 = dictionary1.copy()\ndictionary2","metadata":{"execution":{"iopub.status.busy":"2021-08-01T06:37:34.513336Z","iopub.execute_input":"2021-08-01T06:37:34.513784Z","iopub.status.idle":"2021-08-01T06:37:34.520056Z","shell.execute_reply.started":"2021-08-01T06:37:34.513749Z","shell.execute_reply":"2021-08-01T06:37:34.519287Z"},"trusted":true},"execution_count":25,"outputs":[{"execution_count":25,"output_type":"execute_result","data":{"text/plain":"{'website': 'codeforces', 'problem no': '1445C', 'solved by': 1025}"},"metadata":{}}]},{"cell_type":"code","source":"","metadata":{},"execution_count":null,"outputs":[]}]}