Problems

Problem ▴ Category Points AC % Users
A Plus B Fun Math 3p 47.2% 5235
Kirito Uncategorized 20p 25.4% 139
Tenri Uncategorized 17p 28.4% 74
Esdeath Uncategorized 15p 14.6% 169
Fibonacci Sequence Fun Math 15p 12.5% 495
A Plus B (Hard) Fun Math 15p 10.9% 303
Imperative French Uncategorized 15 5.5% 15
Troubling Triangles Fun Math 7 27.6% 315
ECOO '13 R1 P1 - Take a Number ECOO 5p 35.6% 334
ECOO '13 R1 P2 - The Luhn Algorithm ECOO 5p 53.0% 296
ECOO '13 R1 P3 - Hexudoku ECOO 7p 52.4% 72
ECOO '13 R1 P4 - Coupon Day ECOO 10p 37.6% 22
Hello, World! Uncategorized 1 53.6% 6826
Do You Want to Build a Snowman? ECOO 12 8.9% 52
CCC '14 J1 - Triangle Times CCC 3 32.4% 4684
CCC '14 J2 - Vote Count CCC 3 41.4% 3323
CCC '14 J3 - Double Dice CCC 3 55.9% 2592
List Minimum Uncategorized 3 47.9% 2395
CCC '96 S1 - Deficient, Perfect, and Abundant CCC 5 31.1% 1245
CCC '09 J1 - ISBN CCC 3 48.9% 2281
Postfix Notation Fun Math 7 18.6% 315
CCC '13 J1 - Next in line CCC 3 60.6% 4884
CCC '13 S1 - From 1987 to 2013 CCC 5 41.7% 1884
CCC '13 J2 - Rotating letters CCC 3 43.4% 3120
CCC '05 S5 - Pinball Ranking CCC 15p 14.7% 503
Binary Indexed Tree Test Data Structure Tests 10p 28.2% 494
CCC '14 S1 - Party Invitation CCC 5 46.0% 2090
CCC '14 S2 - Assigning Partners CCC 5 32.5% 1658
CCC '13 J4 - Time on task CCC 5 43.4% 1719
Disjoint Set Test Data Structure Tests 10 37.1% 555
Lexicographically Least Substring Uncategorized 5 45.6% 430
CCC '14 S3 - The Geneva Confection CCC 7p 25.6% 1695
CCC '12 J1 - Speed fines are not fine! CCC 3 29.9% 3722
CCC '12 J2 - Sounds fishy! CCC 3 30.2% 2979
CCC '12 J3 - Icon Scaling CCC 3 52.1% 1742
ECOO '14 R1 P1 - Martian Time ECOO 5p 29.8% 69
List Minimum (Hard) Uncategorized 5 34.5% 1236
Lexicographically Least Substring (Hard) Uncategorized 15 9.9% 110
CCC '13 S3 - Chances of Winning CCC 12 40.2% 832
CCC '12 J4 - Big Bang Secrets CCC 3 57.4% 1410
Boolean Uncategorized 3 51.2% 1793
Infinity Fun Math 3 34.8% 478
The Mirror Fun Math 5 33.2% 564
The Third Cellar Fun Math 10 28.2% 234
German Nouns Uncategorized 5 54.0% 336
Next Prime Classics 5 18.9% 1472
Find Dates Uncategorized 7 8.7% 45
CCC '98 S1 - Censor CCC 5 34.6% 970
Better Censor Uncategorized 7 21.3% 78
Unique Elements Classics 3p 46.7% 752