Forwarded from ALX Ethiopia
Join Ethiopia's premier competitive programming hackathon.
A full-day, on-site event dedicated to advanced problem-solving, data structures and algorithms.
Form a team of three and compete in divisions open to both advanced (Elite) and intermediate (Open) coders for national recognition and exciting prizes! 🏆
🗓 ቅዳሜ, ኅዳር 27 2018 (December 6, 2025)
⏰ 3፡00 - 11፡00 ሰአት (9:00 AM – 5:00 PM)
📍 CapStone ALX Tech Hub, Lideta
🔗 Register now: https://luma.com/9pobz8sd
#ALXEthiopia #CodeLeagueEthiopia #CompetitiveProgramming #DSA #dohardthings #ALXAfrica #lifeatALX
A full-day, on-site event dedicated to advanced problem-solving, data structures and algorithms.
Form a team of three and compete in divisions open to both advanced (Elite) and intermediate (Open) coders for national recognition and exciting prizes! 🏆
🗓 ቅዳሜ, ኅዳር 27 2018 (December 6, 2025)
⏰ 3፡00 - 11፡00 ሰአት (9:00 AM – 5:00 PM)
📍 CapStone ALX Tech Hub, Lideta
🔗 Register now: https://luma.com/9pobz8sd
#ALXEthiopia #CodeLeagueEthiopia #CompetitiveProgramming #DSA #dohardthings #ALXAfrica #lifeatALX
🚀 CodeLeague Ethiopia Update!
🔵 Contest Platform: Codeforces
Hey CodeLeaguers! 👨💻🔥
We’re excited to announce that CodeLeague Ethiopia – Season 1 will take place on Codeforces, one of the world’s leading competitive programming platforms.
To ensure you’re fully prepared on contest day, please take a moment to review the instructions below 👇
🟦 1️⃣ Get Familiar with the Codeforces Contest Interface
Before the event, please explore these areas on Codeforces:
🔹 Problem List – Where all contest problems appear
🔹 Standings Page – Live rankings during the contest
🔹 Submission Tab – View your attempts, errors, and results
🔹 Tests/Logs – Understand WA, TLE, MLE, RE, etc.
This will help you avoid confusion and save time on the big day.
🟦 2️⃣ Practice With a Timed Codeforces Round
We recommend trying a short practice round before Nov 29:
🧪 Enter a Div. 3 / Div. 4 virtual contest
⏱️ Solve under time pressure
⚙️ Understand the submission system
🔁 Try re-submitting after debugging
This gives you the exact environment you will experience during CodeLeague.
🟦 3️⃣ Test Submissions & Check Error Messages
Before contest day, please make sure you know how to:
✔️ Submit solutions
✔️ Read compiler/output errors
✔️ Check time/memory limits
✔️ Use the correct programming language
✔️ See the test breakdown for failed cases
Knowing this in advance saves valuable minutes during the real contest.
🟦 4️⃣ Prepare Your Coding Setup
Make sure the following is ready:
💻 Your IDE or editor
📦 Your language runtime (Python, C++, Java, etc.)
🌐 Stable browser
🔌 Charger & backup cable
🚫 Avoid VPNs that might block Codeforces
🚀 Let’s Get Ready for Contest Day!
Familiarizing yourself with Codeforces now will make the competition smoother, faster, and more fun.
More updates coming soon including the Best Practices for Contest Day segment!
#CodeLeagueEthiopia #ALX #Codeforces
🔵 Contest Platform: Codeforces
Hey CodeLeaguers! 👨💻🔥
We’re excited to announce that CodeLeague Ethiopia – Season 1 will take place on Codeforces, one of the world’s leading competitive programming platforms.
To ensure you’re fully prepared on contest day, please take a moment to review the instructions below 👇
🟦 1️⃣ Get Familiar with the Codeforces Contest Interface
Before the event, please explore these areas on Codeforces:
🔹 Problem List – Where all contest problems appear
🔹 Standings Page – Live rankings during the contest
🔹 Submission Tab – View your attempts, errors, and results
🔹 Tests/Logs – Understand WA, TLE, MLE, RE, etc.
This will help you avoid confusion and save time on the big day.
🟦 2️⃣ Practice With a Timed Codeforces Round
We recommend trying a short practice round before Nov 29:
🧪 Enter a Div. 3 / Div. 4 virtual contest
⏱️ Solve under time pressure
⚙️ Understand the submission system
🔁 Try re-submitting after debugging
This gives you the exact environment you will experience during CodeLeague.
🟦 3️⃣ Test Submissions & Check Error Messages
Before contest day, please make sure you know how to:
✔️ Submit solutions
✔️ Read compiler/output errors
✔️ Check time/memory limits
✔️ Use the correct programming language
✔️ See the test breakdown for failed cases
Knowing this in advance saves valuable minutes during the real contest.
🟦 4️⃣ Prepare Your Coding Setup
Make sure the following is ready:
💻 Your IDE or editor
📦 Your language runtime (Python, C++, Java, etc.)
🌐 Stable browser
🔌 Charger & backup cable
🚫 Avoid VPNs that might block Codeforces
🚀 Let’s Get Ready for Contest Day!
Familiarizing yourself with Codeforces now will make the competition smoother, faster, and more fun.
More updates coming soon including the Best Practices for Contest Day segment!
#CodeLeagueEthiopia #ALX #Codeforces
🔥 Good Practices for CodeLeague Ethiopia – Read Before Contest Day!
These tips can make the difference between an average performance and a GREAT one.
Save this message. 🔖
🧠 1️⃣ Start With the Easiest Problem First
Never begin with the hardest question.
💡 Scan all problems → pick the easiest → secure early points.
🕒 2️⃣ Manage Your Time Wisely
3 hours goes FAST.
Don’t get stuck on one problem for too long.
If stuck for 20 minutes → switch to another problem.
🧩 3️⃣ Read the Problem Slowly & Carefully
Most wrong answers come from:
Misreading input format
Missing edge cases
Ignoring constraints
Take 1–2 minutes to fully understand the problem before coding.
🧪 4️⃣ Test Your Code With Custom Inputs
Before submitting, always test:
Minimum values
Edge cases
Large cases
Weird input patterns
This avoids unnecessary Wrong Answers (WA).
⚙️ 5️⃣ Keep Your Code Clean & Simple
Shorter, cleaner code = fewer bugs.
Avoid overcomplicating — especially for easier problems.
🔁 6️⃣ Don’t Fear Re-Submitting
If you get WA/TLE/RE:
Read the error
Fix only what’s necessary
Re-submit
Repeated attempts are normal and expected.
🧮 7️⃣ Watch the Constraints
They tell you what solution is required:
Up to 10⁵ or 10⁶ → O(n) or O(n log n)
Very small constraints → brute force is okay
Understanding constraints saves MAJOR time.
🧠 8️⃣ Use Your Team Effectively
Since this is a team contest:
One codes
One debugs
One finds logic & tests cases
Swap roles when needed
Communicate clearly
Teamwork amplifies your strength.
🛑 9️⃣ Don’t Panic After a Wrong Answer
Stay calm.
Wrong answers are part of the game.
Reset → analyze → fix → move on.
🔋 🔟 Prepare Your Environment
Before contest day, make sure:
Your laptop is charged
Your IDE works
Your compiler/interpreter is updated
Your internet is stable
No VPN issues with Codeforces
Bring power banks/chargers
Smooth setup = smooth coding.
🚀 1️⃣1️⃣ Think Before You Code
This simple rule wins contests:
2 minutes planning = 20 minutes saved.
Sketch your approach before typing.
🧠 1️⃣2️⃣ Don’t Reinvent Known Patterns
For standard problems, rely on patterns:
Two pointers
Prefix sums
BFS/DFS
Sorting + greedy
Binary search
Hash maps
Basic DP
Know your patterns, and you’ll solve faster.
🥇 1️⃣3️⃣ Final Tip: Focus on Accuracy First
Fast solving doesn’t matter if the solution is wrong.
Accuracy → stability → speed.
🔵 Let’s Make CodeLeague Ethiopia a High-Quality Contest!
If you read and follow these, you’ll perform MUCH better on contest day.
Good luck coders! 💙⚡️
#CodeLeagueEthiopia #BestPractices #CompetitiveProgramming
These tips can make the difference between an average performance and a GREAT one.
Save this message. 🔖
🧠 1️⃣ Start With the Easiest Problem First
Never begin with the hardest question.
💡 Scan all problems → pick the easiest → secure early points.
🕒 2️⃣ Manage Your Time Wisely
3 hours goes FAST.
Don’t get stuck on one problem for too long.
If stuck for 20 minutes → switch to another problem.
🧩 3️⃣ Read the Problem Slowly & Carefully
Most wrong answers come from:
Misreading input format
Missing edge cases
Ignoring constraints
Take 1–2 minutes to fully understand the problem before coding.
🧪 4️⃣ Test Your Code With Custom Inputs
Before submitting, always test:
Minimum values
Edge cases
Large cases
Weird input patterns
This avoids unnecessary Wrong Answers (WA).
⚙️ 5️⃣ Keep Your Code Clean & Simple
Shorter, cleaner code = fewer bugs.
Avoid overcomplicating — especially for easier problems.
🔁 6️⃣ Don’t Fear Re-Submitting
If you get WA/TLE/RE:
Read the error
Fix only what’s necessary
Re-submit
Repeated attempts are normal and expected.
🧮 7️⃣ Watch the Constraints
They tell you what solution is required:
Up to 10⁵ or 10⁶ → O(n) or O(n log n)
Very small constraints → brute force is okay
Understanding constraints saves MAJOR time.
🧠 8️⃣ Use Your Team Effectively
Since this is a team contest:
One codes
One debugs
One finds logic & tests cases
Swap roles when needed
Communicate clearly
Teamwork amplifies your strength.
🛑 9️⃣ Don’t Panic After a Wrong Answer
Stay calm.
Wrong answers are part of the game.
Reset → analyze → fix → move on.
🔋 🔟 Prepare Your Environment
Before contest day, make sure:
Your laptop is charged
Your IDE works
Your compiler/interpreter is updated
Your internet is stable
No VPN issues with Codeforces
Bring power banks/chargers
Smooth setup = smooth coding.
🚀 1️⃣1️⃣ Think Before You Code
This simple rule wins contests:
2 minutes planning = 20 minutes saved.
Sketch your approach before typing.
🧠 1️⃣2️⃣ Don’t Reinvent Known Patterns
For standard problems, rely on patterns:
Two pointers
Prefix sums
BFS/DFS
Sorting + greedy
Binary search
Hash maps
Basic DP
Know your patterns, and you’ll solve faster.
🥇 1️⃣3️⃣ Final Tip: Focus on Accuracy First
Fast solving doesn’t matter if the solution is wrong.
Accuracy → stability → speed.
🔵 Let’s Make CodeLeague Ethiopia a High-Quality Contest!
If you read and follow these, you’ll perform MUCH better on contest day.
Good luck coders! 💙⚡️
#CodeLeagueEthiopia #BestPractices #CompetitiveProgramming
Demo Contest Link
🚀 CodeLeague Mock Contest is Live!
Get ready to warm up your brains before the main event! 🔥
This mock contest is designed to help you test the platform, practice teamwork, and get comfortable with Codeforces before the big day.
Jump in, try the problems, and make sure everything is working smoothly for your team. 💪
🧪 Mock Contest: Practice Round — No pressure, just learning!
🎯 Goal: Familiarize yourself with the platform + contest flow
⏳ Format: Short practice round
Good luck, CodeLeaguers! ⚡️
Let the warm-up begin! 🏆
🚀 CodeLeague Mock Contest is Live!
Get ready to warm up your brains before the main event! 🔥
This mock contest is designed to help you test the platform, practice teamwork, and get comfortable with Codeforces before the big day.
Jump in, try the problems, and make sure everything is working smoothly for your team. 💪
🧪 Mock Contest: Practice Round — No pressure, just learning!
🎯 Goal: Familiarize yourself with the platform + contest flow
⏳ Format: Short practice round
Good luck, CodeLeaguers! ⚡️
Let the warm-up begin! 🏆
Forwarded from ALX Ethiopia
🚨 Only 1 Day Left to Register!
Compete on Codeforces in Ethiopia’s National Competitive Programming Challenge!
💰 PRIZE POOL: 🥇 20,000 | 🥈 15,000 | 🥉 10,000 ETB 🏅 4th: 5,000 | 5th: 3,000 | Top 15: 1,000 Each
Note: All applications will be reviewed and only qualified candidates will receive an Official Acceptance Email to participate.
🗓 ቅዳሜ, ኅዳር 27 2018 (Dec 6, 2025)
⏰ 3፡00 – 11፡00 ሰአት (9 AM – 5 PM)
📍 CapStone ALX Tech Hub, Lideta
🔗 Register: https://luma.com/9pobz8sd
⚠️ Each team member must register individually.
#ALXEthiopia #CodeLeagueEthiopia #CompetitiveProgramming #Codeforces #DSA #DoHardThings #ALXAfrica
Compete on Codeforces in Ethiopia’s National Competitive Programming Challenge!
💰 PRIZE POOL: 🥇 20,000 | 🥈 15,000 | 🥉 10,000 ETB 🏅 4th: 5,000 | 5th: 3,000 | Top 15: 1,000 Each
Note: All applications will be reviewed and only qualified candidates will receive an Official Acceptance Email to participate.
🗓 ቅዳሜ, ኅዳር 27 2018 (Dec 6, 2025)
⏰ 3፡00 – 11፡00 ሰአት (9 AM – 5 PM)
📍 CapStone ALX Tech Hub, Lideta
🔗 Register: https://luma.com/9pobz8sd
⚠️ Each team member must register individually.
#ALXEthiopia #CodeLeagueEthiopia #CompetitiveProgramming #Codeforces #DSA #DoHardThings #ALXAfrica
⚠️ Important Update for Tomorrow’s Contest
Tomorrow’s CodeLeague contest will be monitored to ensure fairness and a smooth experience for everyone.
To participate, all team members must download and enable the Chrome extension that we will share shortly.
Please install it ahead of time so you’re fully ready for the contest.
Thank you for your cooperation! 🏆✨
CodeLeague Team
Tomorrow’s CodeLeague contest will be monitored to ensure fairness and a smooth experience for everyone.
To participate, all team members must download and enable the Chrome extension that we will share shortly.
Please install it ahead of time so you’re fully ready for the contest.
Thank you for your cooperation! 🏆✨
CodeLeague Team
📘 Cheat Sheets Allowed!
For tomorrow’s CodeLeague contest, you are allowed to bring cheat sheets to help you during the competition.
You can prepare them in C++, Python, or any language you prefer.
Below are sample cheat sheets in C++, feel free to create your own version in Python or any other language.
Come prepared, stay sharp, and code your best! ⚡️💻
CodeLeague Team
For tomorrow’s CodeLeague contest, you are allowed to bring cheat sheets to help you during the competition.
You can prepare them in C++, Python, or any language you prefer.
Below are sample cheat sheets in C++, feel free to create your own version in Python or any other language.
Come prepared, stay sharp, and code your best! ⚡️💻
CodeLeague Team