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Problem Category Points AC % Users
ICPC ECNA 2016 C - The Key to Cryptography ICPC 7 55.0% 76
ICPC ECNA 2016 D - Lost in Translation ICPC 10 29.6% 148
ICPC ECNA 2016 E - Red Rover ICPC 7 49.5% 28
ICPC ECNA 2016 F - Removal Game ICPC 20 36.0% 25
ICPC ECNA 2016 G - That's One Hanoi-ed Teacher ICPC 15 47.9% 18
ICPC ECNA 2016 H - Vin Diagrams ICPC 15 47.3% 16
ICPC ECNA 2016 I - Waif Until Dark ICPC 15 35.5% 32
ICPC ECNA 2016 J - Yes, Yes, It's Nonograms ICPC 20 55.0% 6
ICPC ECNA 2019 C - Cheese, If You Please ICPC 25 42.9% 6
ECOO '07 R3 P1 - Sum of Primes ECOO 7 23.0% 218
ECOO '07 R3 P4 - Reverse Polish Logic ECOO 7p 11.8% 9
ECOO '12 R1 P1 - Sluggers ECOO 5p 21.8% 72
ECOO '12 R1 P2 - Decoding DNA ECOO 5p 19.7% 395
ECOO '12 R1 P3 - Triangles ECOO 5p 24.7% 33
ECOO '12 R1 P4 - Boggled ECOO 7p 20.1% 81
ECOO '12 R2 P1 - Prime Time ECOO 5p 47.6% 80
ECOO '12 R2 P2 - Password Strength ECOO 5p 14.5% 23
ECOO '12 R2 P3 - Airport Radar ECOO 10p 13.8% 22
ECOO '12 R2 P4 - Lo Shudoku ECOO 10p 57.7% 8
ECOO '12 R3 P1 - The Word Garden ECOO 5p 51.6% 12
ECOO '12 R3 P2 - Jewelry Tips ECOO 12p 29.7% 8
ECOO '12 R3 P3 - Steam Arithmetic ECOO 7p 39.0% 148
ECOO '12 R3 P4 - Splitsville ECOO 10p 66.7% 5
ECOO '13 R1 P1 - Take a Number ECOO 5p 26.9% 1564
ECOO '13 R1 P2 - The Luhn Algorithm ECOO 5p 46.1% 388
ECOO '13 R1 P3 - Hexudoku ECOO 7p 48.5% 98
ECOO '13 R1 P4 - Coupon Day ECOO 10p 33.3% 26
ECOO '13 R2 P1 - Upsetris ECOO 5p 41.5% 37
ECOO '13 R2 P2 - The Walking Dead ECOO 7p 36.6% 12
ECOO '13 R2 P3 - Last Robot Standing ECOO 7p 34.5% 8
ECOO '13 R2 P4 - Breaking Rocks ECOO 10p 62.5% 15
ECOO '13 R3 P1 - Irregular Expressions ECOO 5p 23.7% 19
ECOO '13 R3 P2 - Mutant Children ECOO 10p 38.3% 15
ECOO '13 R3 P3 - Go With the Flow ECOO 10p 28.3% 11
ECOO '13 R3 P4 - Tour de Force ECOO 12p 49.1% 79
ECOO '14 R1 P1 - Martian Time ECOO 5p 26.1% 78
ECOO '14 R1 P2 - Orphan Black ECOO 5p 66.7% 40
ECOO '14 R1 P3 - Word Search ECOO 7p 39.8% 100
ECOO '14 R1 P4 - Fischer Random Chess ECOO 5p 37.9% 38
ECOO '14 R2 P1 - Scratch and Win ECOO 5p 9.5% 41
ECOO '14 R2 P2 - Black and Grey ECOO 5p 43.0% 29
ECOO '14 R2 P3 - EasySweeper ECOO 10p 37.6% 18
ECOO '14 R2 P4 - What Lies Ahead ECOO 10p 24.0% 23
ECOO '14 R3 P1 - Substitute Teacher ECOO 5p 48.1% 25
ECOO '14 R3 P2 - Mothers and Daughters ECOO 7p 59.1% 94
ECOO '14 R3 P3 - Future City ECOO 10p 21.4% 28
ECOO '14 R3 P4 - Baby Talk ECOO 10p 56.6% 34
ECOO '15 R1 P1 - When You Eat Your Smarties ECOO 5p 24.0% 1371
ECOO '15 R1 P2 - Word Wrap ECOO 10p 24.2% 155
ECOO '15 R1 P3 - Ten Pin Trig ECOO 10p 36.8% 44