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Problem Category Points AC % ▾ Users
Yet Another Contest 4 P2 - Alchemy 2 YAC 7p 26.3% 164
DWITE '10 R5 #5 - Cube World DWITE 12 26.3% 112
TLE '16 Contest 1 P1 - Buying Paper TLE 3p 26.3% 124
CCO '98 P1 - Fibonacci Numbers CCO 7 26.2% 158
A Math Contest P10 - Tricky Multisets Uncategorized 12 26.2% 48
VMSS Pre-Windsor P7 - Going Back to the Definitions Uncategorized 7 26.2% 458
Amplitude Hackathon '23 Problem 2 - Gigatron Lag Uncategorized 3p 26.2% 38
Mock CCC '18 Contest 5 J2 - Smallest Mode Mock CCC 3p 26.2% 227
IOI '14 P5 - Friend IOI 30p 26.2% 99
DMOPC '16 Contest 4 P1 - Fast Exponents DMOPC 5p 26.2% 558
ECOO '16 R1 P1 - Pass or Fail ECOO 5p 26.2% 301
Andrew Needs Help Uncategorized 12p 26.2% 29
Waterloo 2023 Fall C - Whitewater Rafting Waterloo Local 17 26.2% 14
CCC '22 S2 - Good Groups CCC 5p 26.1% 1561
Checkerboard Summation (Easy) Uncategorized 12p 26.1% 280
APIO '12 P1 - Dispatching APIO 17p 26.1% 267
BlueBook - Equation BlueBook 3 26.1% 798
OCC '19 S6 - City Tolls Olympiads School 17p 26.1% 4
COCI '20 Contest 3 #1 Knjige COCI 7 26.1% 48
WC '07 P5 - BitStrings Woburn Challenge 10p 26.1% 32
Favorite Numbers Uncategorized 5 26.0% 119
CCC '21 S4 - Daily Commute CCC 12p 26.0% 585
MCIPC Contest 2 P5 - Holiday Chocolates Uncategorized 10p 26.0% 7
Cheerio Contest 1 S3 - Stock Trading Uncategorized 7p 26.0% 52
TLE '17 Contest 4 P3 - Fax's Christmas Dish TLE 7p 26.0% 139
ECOO '14 R2 P4 - What Lies Ahead ECOO 10p 26.0% 17
Baltic OI '15 P3 - Network Baltic OI 15p 26.0% 31
DMOPC '13 Contest 1 P4 - AFK DMOPC 7p 26.0% 802
Back To School '18: An FFT Problem Seasonal 10p 25.9% 111
MMCC '14 P2 - Kirito Uncategorized 20p 25.9% 152
DWITE '07 R5 #5 - Tetris! DWITE 7 25.9% 6
Baltic OI '10 P5 - Candies Baltic OI 17p 25.9% 19
DMOPC '20 Contest 2 P2 - Lousy Christmas Presents DMOPC 5p 25.9% 416
EGOI '21 P2 - Luna Likes Love EGOI 12p 25.9% 43
MCIPC Contest 1 P1 - Factoring Uncategorized 3 25.9% 80
WC '16 Finals J2 - Enigmoo Woburn Challenge 5p 25.9% 31
NOI '99 P1 - 01 Sequence China NOI 20p 25.9% 12
CCC '19 S2 - Pretty Average Primes CCC 5p 25.9% 2358
Mirrored Pairs Uncategorized 3 25.8% 1318
COCI '14 Contest 3 #5 Stogovi COCI 15p 25.8% 196
DWITE '08 R5 #5 - Nash in Traffic DWITE 10 25.8% 6
NOI '06 P1 - Network Charges China NOI 20p 25.8% 24
Waterloo 2023 Fall A - Black Frame Waterloo Local 12 25.8% 14
MEC '16 P1 - Bat-Doctor Seasonal 5p 25.8% 40
DMOPC '17 Contest 1 P1 - Fujō Neko DMOPC 5p 25.8% 620
COCI '12 Contest 5 #4 Hipercijevi COCI 10p 25.8% 30
APIO '10 P1 - Commando APIO 20p 25.8% 551
GlobeX Cup '18 J3 - Good Numbers Uncategorized 5p 25.8% 163
Inaho VII Uncategorized 25p 25.8% 9
NOI '15 P4 - Homeric Epics China NOI 25p 25.8% 24