Problems

Problem ▴ Category Points AC % Users
A Plus B Fun Math 3p 46.0% 4554
Kirito Uncategorized 25p 24.6% 130
Tenri Uncategorized 20p 27.9% 71
Esdeath Uncategorized 25p 13.8% 153
Fibonacci Sequence Fun Math 15p 12.1% 381
A Plus B (Hard) Fun Math 15p 14.6% 352
Imperative French Uncategorized 15 5.5% 15
Troubling Triangles Fun Math 7 26.6% 268
ECOO '13 R1 P1 - Take a Number ECOO 5p 36.9% 280
ECOO '13 R1 P2 - The Luhn Algorithm ECOO 5p 45.3% 253
ECOO '13 R1 P3 - Hexudoku ECOO 7p 53.6% 69
ECOO '13 R1 P4 - Coupon Day ECOO 10p 37.9% 22
Hello, World! Uncategorized 1 53.8% 5812
Do You Want to Build a Snowman? ECOO 12 8.0% 40
CCC '14 J1 - Triangle Times CCC 3 32.1% 4042
CCC '14 J2 - Vote Count CCC 3 40.4% 2810
CCC '14 J3 - Double Dice CCC 3 57.1% 2168
List Minimum Uncategorized 4 46.7% 2138
CCC '96 S1 - Deficient, Perfect, and Abundant CCC 5 31.0% 1112
CCC '09 J1 - ISBN CCC 3 49.4% 1879
Postfix Notation Fun Math 7 17.1% 268
CCC '13 J1 - Next in line CCC 3 60.4% 4141
CCC '13 S1 - From 1987 to 2013 CCC 5 41.7% 1561
CCC '13 J2 - Rotating letters CCC 3 43.0% 2697
CCC '05 S5 - Pinball Ranking CCC 15p 14.4% 461
Binary Indexed Tree Test Data Structure Tests 10p 27.0% 402
CCC '14 S1 - Party Invitation CCC 5 45.2% 1755
CCC '14 S2 - Assigning Partners CCC 5 32.8% 1355
CCC '13 J4 - Time on task CCC 5 44.0% 1409
Disjoint Set Test Data Structure Tests 10 35.0% 461
Lexicographically Least Substring Uncategorized 5 44.8% 399
CCC '14 S3 - The Geneva Confection CCC 7p 25.6% 1418
CCC '12 J1 - Speed fines are not fine! CCC 3 29.3% 3244
CCC '12 J2 - Sounds fishy! CCC 3 29.3% 2563
CCC '12 J3 - Icon Scaling CCC 3 58.1% 1566
ECOO '14 R1 P1 - Martian Time ECOO 5p 29.6% 66
List Minimum (Hard) Uncategorized 5 33.7% 1125
Lexicographically Least Substring (Hard) Uncategorized 15 10.9% 118
CCC '13 S3 - Chances of Winning CCC 12 38.4% 672
CCC '12 J4 - Big Bang Secrets CCC 3 57.1% 1170
Boolean Uncategorized 4 51.4% 1630
Infinity Fun Math 3 34.0% 457
The Mirror Fun Math 5 31.7% 492
The Third Cellar Fun Math 10 27.7% 218
German Nouns Uncategorized 5 53.4% 309
Next Prime Classics 5 18.4% 1300
Find Dates Uncategorized 7 8.4% 42
CCC '98 S1 - Censor CCC 5 33.6% 862
Better Censor Uncategorized 7 20.4% 69
Unique Elements Classics 4p 45.7% 644