Complete 50 normal difficulty quizzes. Difficulty mastery.

Complete 10 quizzes between 22:00-06:00 (night time). Master quizzes while others sleep!

Complete 1 normal quiz in 10 different topics. Normal difficulty breadth achievement.

Complete 10 normal quizzes in 10 different topics. Normal difficulty breadth achievement.

Complete 50 normal quizzes in 10 different topics. Normal difficulty breadth achievement.

Complete 10 problems using C++. Language mastery.

Complete 10 easy difficulty problems. Difficulty mastery.

Achieve average execution time < 0.1s across 10 problems. Speed efficiency.

Achieve average memory usage < 25.0MB across 10 problems. Memory efficiency.

Achieve both execution < 0.1s AND memory < 25.0MB across 10 problems. Optimal code.

Complete 10 problems in any single topic category. Topic depth.

Complete 25 normal difficulty quizzes. Difficulty mastery.

Complete at least 1 quiz per day for 3 consecutive days. Daily streak achievement.

Complete 10 quizzes in 1h. Speed achievement.

Complete 10 quizzes in 3h. Speed achievement.

Win 10 quizzes in a row without any failures. Streak achievement.

Complete 10 quizzes successfully after experiencing a failure. Bounce back stronger!

Complete 10 quizzes in 1d. Speed achievement.

Get 100% on 6 quizzes in 1h. Elite achievement.

Complete 5 quizzes in 1h. Speed achievement.

Win 5 quizzes in a row without any failures. Streak achievement.

Complete 5 quizzes successfully after experiencing a failure. Bounce back stronger!

Complete 5 quizzes in 1d. Speed achievement.

Complete 10 hard difficulty quizzes. Difficulty mastery.

Get 100% on 10 hard difficulty quizzes. Perfect score achievement.

Win 3 quizzes in a row without any failures. Streak achievement.

Complete 3 quizzes in 1h. Speed achievement.

Complete 2 quizzes in 1h. Speed achievement.

Complete 50 easy difficulty quizzes. Difficulty mastery.

Complete 1 quiz. Milestone achievement.

Complete 5 quizzes. Milestone achievement.

Complete 10 quizzes. Milestone achievement.

Complete 25 quizzes. Milestone achievement.

Complete 50 quizzes. Milestone achievement.

Complete 100 quizzes. Milestone achievement.

Complete 10 easy difficulty quizzes. Difficulty mastery.

Complete 25 easy difficulty quizzes. Difficulty mastery.

Complete 100 easy difficulty quizzes. Difficulty mastery.

Complete 10 normal difficulty quizzes. Difficulty mastery.

Get 100% on 1 different quiz. Perfect score achievement.

Get 100% on 5 different quizzes. Perfect score achievement.

Get 100% on 10 different quizzes. Perfect score achievement.

Get 100% on 25 different quizzes. Perfect score achievement.

Get 100% on 50 different quizzes. Perfect score achievement.

Get 100% on 100 different quizzes. Perfect score achievement.

Get 100% on 10 easy difficulty quizzes. Perfect score achievement.

Get 100% on 10 normal difficulty quizzes. Perfect score achievement.

Complete at least 1 quiz in 3 different major topics. Cross-training achievement.

Complete at least 1 quiz in 5 different major topics. Cross-training achievement.

Complete at least 1 quiz in 10 different major topics. Cross-training achievement.

Complete at least 1 quiz in 15 different major topics. Cross-training achievement.

Complete at least 1 quiz in 20 different major topics. Cross-training achievement.

Complete 1 easy quiz in 10 different topics. Easy difficulty breadth achievement.

Complete 10 easy quizzes in 10 different topics. Easy difficulty breadth achievement.

Complete 50 easy quizzes in 10 different topics. Easy difficulty breadth achievement.

Complete 10 quizzes in any single major topic. Topic depth achievement.

Complete 25 quizzes in any single major topic. Topic depth achievement.

Complete 50 quizzes in any single major topic. Topic depth achievement.

Complete 10 quizzes in 3 different topics. Advanced cross-training.

Complete 10 quizzes in 5 different topics. Advanced cross-training.

Complete 5 easy difficulty problems. Difficulty mastery.

Complete 15 quizzes in 6h. Speed achievement.

Get 100% on 20 quizzes in 1d. Elite achievement.

Win 15 quizzes in a row without any failures. Streak achievement.

Complete 25 quizzes in 1d. Speed achievement.

Complete 25 quizzes in 2d. Speed achievement.

Complete 25 quizzes in 1w. Speed achievement.

Complete 25 quizzes in 3h. Speed achievement.

Pass all 7 testcases on first attempt for 5 problems. Perfect submission achievement.

Achieve average execution time < 0.1s across 5 problems. Speed efficiency.

Achieve average memory usage < 25.0MB across 5 problems. Memory efficiency.

Achieve both execution < 0.1s AND memory < 25.0MB across 5 problems. Optimal code.

Complete 3 problems in a row without failures. Winning streak achievement.

Complete 5 problems in a row without failures. Winning streak achievement.

Complete 5 problems in any single topic category. Topic depth.

Pass all 7 testcases on first attempt for 1 problem. Perfect submission achievement.

Pass all 7 testcases on first attempt for 3 problems. Perfect submission achievement.

Complete 1 coding problem. Milestone achievement.

Complete 3 coding problems. Milestone achievement.

Complete 5 coding problems. Milestone achievement.

Complete 10 coding problems. Milestone achievement.