Change cheatsheet Do's and Don'ts to emojis ✅ ❌

preparing/cheatsheet.md

@@ -9,75 +9,75 @@ For a detailed walkthrough of interview preparation, refer to the ["Preparing fo
 
 || Things |
 |-|-|
-|**Do's**|Prepare pen, paper and earphones/headphones.|
+|✅|Prepare pen, paper and earphones/headphones.|
-||Find a quiet environment with good Internet connection.|
+|✅|Find a quiet environment with good Internet connection.|
-||Stay calm and composed.|
+|✅|Stay calm and composed.|
-||Familiarize yourself with the coding environment (CoderPad/CodePen). Set up the coding shortcuts, turn on autocompletion, tab spacing, etc.|
+|✅|Familiarize yourself with the coding environment (CoderPad/CodePen). Set up the coding shortcuts, turn on autocompletion, tab spacing, etc.|
-|| Dress comfortably. Usually you do not need to wear shirt and tie.|
+|✅| Dress comfortably. Usually you do not need to wear shirt and tie.|
 
 ### 2. Introduction
 
 || Things |
 |-|-|
-|**Do's**|Introduce yourself in a few sentences under a minute or two.|
+|✅|Introduce yourself in a few sentences under a minute or two.|
-||Mention interesting points that are relevant to the role you are applying for.|
+|✅|Mention interesting points that are relevant to the role you are applying for.|
-||Sound enthusiastic! Speak with a smile and you will naturally sound more engaging.|
+|✅|Sound enthusiastic! Speak with a smile and you will naturally sound more engaging.|
-|**Don'ts**|Spend too long introducing yourself. The more time you spend talk the less time you have to code.|
+|❌|Spend too long introducing yourself. The more time you spend talk the less time you have to code.|
 
 ### 3. Upon Getting the Question
 
 || Things |
 |-|-|
-|**Do's**|Repeat the question back at the interviewer.|
+|✅|Repeat the question back at the interviewer.|
-||Clarify input format and range.|
+|✅|Clarify input format and range.|
-||Work through a small example to ensure you understood the question.|
+|✅|Work through a small example to ensure you understood the question.|
-||Explain a high level approach even if it is a brute force one.|
+|✅|Explain a high level approach even if it is a brute force one.|
-||Improve upon the approach and optimize. Reduce duplicated work and cache repeated computations.|
+|✅|Improve upon the approach and optimize. Reduce duplicated work and cache repeated computations.|
-||Think carefully, then state and explain the time and space complexity of your approaches.|
+|✅|Think carefully, then state and explain the time and space complexity of your approaches.|
-||If stuck, think about related problems you have seen before and how they were solved. Check out the [tips](../algorithms) in this section.|
+|✅|If stuck, think about related problems you have seen before and how they were solved. Check out the [tips](../algorithms) in this section.|
-|**Don'ts**|Ignore information given to you. Every piece is important.|
+|❌|Ignore information given to you. Every piece is important.|
-||Jump into coding straightaway.|
+|❌|Jump into coding straightaway.|
-||Start coding without interviewer's green light.|
+|❌|Start coding without interviewer's green light.|
-||Appear too unsure about your approach or analysis.|
+|❌|Appear too unsure about your approach or analysis.|
 
 ### 4. During Coding
 
 || Things |
 |-|-|
-|**Do's**|Practice good coding style. Clear variable names, consistent operator spacing, proper indentation, etc.|
+|✅|Practice good coding style. Clear variable names, consistent operator spacing, proper indentation, etc.|
-||Defensive coding. Check for nulls, empty collections, etc.|
+|✅|Defensive coding. Check for nulls, empty collections, etc.|
-||Explain what you are coding/typing to the interviewer, what you are trying to achieve.|
+|✅|Explain what you are coding/typing to the interviewer, what you are trying to achieve.|
-||Type/write at a reasonable speed.|
+|✅|Type/write at a reasonable speed.|
-||Write in a modular fashion. Extract out chunks of repeated code into functions.|
+|✅|Write in a modular fashion. Extract out chunks of repeated code into functions.|
-||Use the hints given by the interviewer.|
+|✅|Use the hints given by the interviewer.|
-||Practice whiteboard space-management skills.|
+|✅|Practice whiteboard space-management skills.|
-||Demonstrate mastery of your chosen programming language.|
+|✅|Demonstrate mastery of your chosen programming language.|
-|**Don'ts**|Remain quiet the whole time.|
+|❌|Remain quiet the whole time.|
-||Spend too much time writing comments.|
+|❌|Spend too much time writing comments.|
-||Use extremely verbose variable names.|
+|❌|Use extremely verbose variable names.|
-||Copy and paste code without checking.|
+|❌|Copy and paste code without checking.|
-||Interrupt your interviewer when they are talking. Usually if they speak, they are trying to give you hints or steer you in the right direction.|
+|❌|Interrupt your interviewer when they are talking. Usually if they speak, they are trying to give you hints or steer you in the right direction.|
-||Write too big (takes up too much space) or too small (illegible) if on a whiteboard.|
+|❌|Write too big (takes up too much space) or too small (illegible) if on a whiteboard.|
 
 ### 5. After Coding
 
 || Things |
 |-|-|
-|**Do's**|Scan through your code for mistakes as if it was your first time seeing code written by someone else.|
+|✅|Scan through your code for mistakes as if it was your first time seeing code written by someone else.|
-||Check for off-by-one errors.|
+|✅|Check for off-by-one errors.|
-||Come up with more test cases. Try extreme test cases.|
+|✅|Come up with more test cases. Try extreme test cases.|
-||Step through your code with those test cases.|
+|✅|Step through your code with those test cases.|
-||Look out for places where you can refactor.|
+|✅|Look out for places where you can refactor.|
-||Reiterate the time and space complexity of your code.|
+|✅|Reiterate the time and space complexity of your code.|
-||Explain trade-offs and how the code/approach can be improved if given more time.|
+|✅|Explain trade-offs and how the code/approach can be improved if given more time.|
-|**Don'ts**|Immediately announce that you are done coding.|
+|❌|Immediately announce that you are done coding.|
-||Argue with the interviewer.|
+|❌|Argue with the interviewer.|
 
 ### 6. Wrap Up
 
 || Things |
 |-|-|
-|**Do's**|Ask questions. More importantly, ask good and engaging questions that are tailored to the company! Pick some questions from [this list](../non-technical/questions-to-ask.md).|
+|✅|Ask questions. More importantly, ask good and engaging questions that are tailored to the company! Pick some questions from [this list](../non-technical/questions-to-ask.md).|
-||Thank the interviewer.|
+|✅|Thank the interviewer.|
-|**Don'ts**|End the interview without asking any questions.|
+|❌|End the interview without asking any questions.|
-||Ask about your interview performance. It can get awkward.|
+|❌|Ask about your interview performance. It can get awkward.|