Complete 2 quizzes in 1h. Speed achievement.

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

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

Complete 2 problems in 1d. Speed achievement.

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

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 10 coding problems. Milestone achievement.

Complete 5 normal difficulty problems. Difficulty mastery.

Complete 6 problems in 1w. Speed achievement.

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.

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.

Complete 1 coding problem. Milestone achievement.

Complete 3 coding problems. Milestone achievement.

Complete 5 coding problems. Milestone achievement.

Complete 10 easy difficulty quizzes. Difficulty mastery.

Complete 25 easy difficulty quizzes. Difficulty mastery.

Complete 10 normal difficulty quizzes. Difficulty mastery.

Complete 25 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 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 10 quizzes in any single major topic. Topic depth achievement.

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

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

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.

Send the Alien back home

Send the Alien back home

Send the Alien back home

Send the Alien back home