screenshot added

README.md

@@ -13,7 +13,7 @@ curl --location 'https://leetcode.com/graphql/' \
 --data '{"query":"query problemsetQuestionList($categorySlug: String, $limit: Int, $skip: Int, $filters: QuestionListFilterInput) {\n problemsetQuestionList: questionList(\n categorySlug: $categorySlug\n limit: $limit\n skip: $skip\n filters: $filters\n ) {\n total: totalNum\n questions: data {\n acRate\n difficulty\n freqBar\n frontendQuestionId: questionFrontendId\n isFavor\n paidOnly: isPaidOnly\n status\n title\n titleSlug\n topicTags {\n name\n id\n slug\n }\n hasSolution\n hasVideoSolution\n }\n }\n}","variables":{"categorySlug":"","skip":0,"limit":50,"filters":{}}}'
 ```
 
-> **Note:**: For authenticated requests make sure you add `LEETCODE_SESSION` and `csrftoken` cookies with the request.
+> **Note:** For authenticated requests make sure you add `LEETCODE_SESSION` and `csrftoken` cookies with the request.
 
 ### Repo contains two types of files
 
@@ -53,5 +53,4 @@ query problemsetQuestionList($categorySlug: String, $limit: Int, $skip: Int, $fi
 {"categorySlug": "", "skip": 0, "limit": 50, "filters": {}}
 ```
 
-
-
+![Postman Leetcode Collection Screenshot](./screenshots/postman_screenshot.png)