Problems

Problem search

Point range
Go Random

Hot problems

Problem Category Points ▾ AC % Users
VM7WC '16 #1 Bronze - A New Prime Factorization VM7WC 5 32.0% 381
VM7WC '16 #1 Silver - Project Feng: Multiple Statements VM7WC 5 17.9% 100
VM7WC '16 #2 Bronze - G VM7WC 5 66.2% 257
VM7WC '16 #2 Silver - GG VM7WC 5 28.2% 450
VM7WC '16 #3 Silver - Can Shahir even get there?! VM7WC 5 37.8% 1434
VM7WC '16 #4 Silver - Tests or Test Cases? VM7WC 5 36.9% 312
TLE '15 P1 - Power Rankings TLE 5p 62.4% 511
DMOPC '15 Contest 5 P2 - D-Mails DMOPC 5p 46.6% 112
CCC '16 S2 - Tandem Bicycle CCC 5p 53.5% 3492
CCC '16 J3 - Hidden Palindrome CCC 5 45.9% 2541
CCC '16 J4 - Arrival Time CCC 5 29.0% 1671
DMOPC '15 Contest 6 P1 - Double XP Weekend DMOPC 5 22.6% 79
DMOPC '15 Contest 6 P2 - Tilt DMOPC 5p 6.9% 85
MWC '15 #1 P1: Playlist Panic MWC 5 29.6% 311
MWC '15 #1 P4: Genetic Probability MWC 5p 29.2% 30
DMPG '16 S1 - Admin War II DMOPC 5p 21.5% 147
MEC '16 P1 - Bat-Doctor Seasonal 5p 25.8% 40
MEC '16 P2 - Conveyor Belt Seasonal 5p 20.3% 52
MWC '15 #2 P4: Robotics Summative MWC 5p 22.1% 28
MWC '15 #2 P3: Breaking Ice MWC 5 34.3% 59
MWC '15 #3 P1: Challenger Promos MWC 5p 36.3% 40
MWC '15 #3 P2: Mechanical Pencils MWC 5p 16.1% 17
ECOO '16 R1 P1 - Pass or Fail ECOO 5p 26.1% 300
COCI '13 Contest 1 #1 Trener COCI 5p 50.0% 118
COCI '13 Contest 1 #2 Kušač COCI 5p 36.7% 237
MWC '15 #4 P3: Salt MWC 5p 27.9% 119
MWC '15 #4 P2: Data Formatting MWC 5 51.9% 53
MWC '15 #5 P2: WildCard MWC 5p 17.7% 27
MWC '15 #5 P1: Stats MWC 5 15.0% 45
MWC '15 #5 P3: French Words MWC 5p 30.3% 120
MWC '15 #7 P2: Thief in the Night MWC 5p 38.0% 184
DMPG '16 B5 - Bank Burning DMOPC 5p 12.1% 52
DMPG '16 B3 - CCO DMOPC 5 41.8% 102
Richmond Green P1 - HSIUNG Uncategorized 5p 35.9% 146
Favorite Numbers Uncategorized 5 27.7% 119
Back To School '16: Paradox Seasonal 5 33.7% 286
CCCHK '15 J2 - What is the minimum area? CCC 5 35.3% 262
CCCHK '15 J3 - Queens can't attack me! CCC 5 50.8% 595
CCCHK '15 J4 - Where to build my house? CCC 5 17.6% 247
CCC '96 S3 - Pattern Generator CCC 5 10.7% 341
CCC '98 S2 - Cross Number Puzzle CCC 5 43.1% 494
CCC '01 S1 - Keeping Score CCC 5 32.7% 1498
CCC '01 S2 - Spirals CCC 5 41.2% 907
CCC '97 S1 - Sentences CCC 5 29.5% 1017
CCC '97 S2 - Nasty Numbers CCC 5 45.9% 793
CCC '97 S3 - Double Knockout Competition CCC 5 10.1% 158
CCC '97 S4 - Dynamic Dictionary Coding CCC 5 11.8% 218
CCC '99 S1 - Card Game CCC 5 31.4% 992
CCC '00 J1 - Calendar CCC 5 11.1% 1344
CCC '00 S1 - Slot Machines CCC 5 27.3% 4460