Complete 15 coding problems. Milestone achievement.

Complete 6 problems in 1w. Speed achievement.

Complete 15 problems in a row without failures. Winning streak achievement.

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

Complete 50 quizzes. Milestone achievement.

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

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

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

Complete 15 quizzes in 6h. Speed achievement.

Complete 25 quizzes in 1w. Speed achievement.

Complete 25 quizzes in 2d. Speed achievement.

Complete 25 quizzes in 1d. Speed achievement.

Complete 25 easy difficulty quizzes. Difficulty mastery.

Complete 10 quizzes in 3h. Speed achievement.

Complete 10 quizzes in 1h. Speed achievement.

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

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

Complete 10 normal difficulty quizzes. Difficulty mastery.

Complete 25 quizzes. Milestone achievement.

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

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

Complete 10 quizzes in 1d. Speed achievement.

Complete 3 problems in 1d. Speed achievement.

Pass all 7 testcases on first attempt for 10 problems. Perfect submission achievement.

Complete 10 coding problems. Milestone achievement.

Complete 5 hard difficulty problems. Difficulty mastery.

Complete 10 problems using C. Language 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 a row without failures. Winning streak achievement.

Complete 3 hard difficulty problems. Difficulty mastery.

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

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

Complete at least 3 problems in 2 different programming languages. Polyglot achievement.

Complete 2 problems in 1d. Speed achievement.

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

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

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

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

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

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

Complete 10 easy difficulty quizzes. Difficulty mastery.

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

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

Complete 10 quizzes. Milestone achievement.

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

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

Complete 5 quizzes in 1h. Speed achievement.

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

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

Complete 5 quizzes in 1d. Speed achievement.

Complete 5 quizzes. Milestone achievement.

Complete 3 quizzes in 1h. Speed achievement.

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

Complete 2 quizzes in 1h. Speed achievement.

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

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

Complete 1 quiz. Milestone achievement.

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

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

Complete 1 coding problem. Milestone achievement.

Complete 3 coding problems. Milestone achievement.