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조합론

조합론 / Combinatorics

# Title ↑ Solved users Average tries
Bronze III 16561 3의 배수 749 1.51
Platinum I 18731 A Math Problem 5 1.20
Ruby IV 18527 All Kill 4 1.00
Diamond V 3835 Alphabet Soup 18 3.22
Bronze I 18141 Are They All Integers? 14 1.14
Diamond IV 17683 Asceticism 9 1.11
Gold I 16679 Back to the Bones 81 3.26
Platinum I 18194 Bad Hair Day와 기댓값 24 1.04
Gold III 14556 Balance 132 1.62
Gold I 7629 Ball Painting 8 1.13
Diamond III 12735 Boat 46 3.35
Gold I 9580 Bonus Cards 14 3.93
Platinum III 5907 Bovine Alliance 17 1.29
Platinum III 11751 Bringing Order to Disorder 21 1.33
Diamond III 18570 Bus Stop 8 1.75
Platinum I 12120 Campinatorics (Large) 7 1.29
Bronze II 14551 Card Game Contest 208 2.48
Ruby IV 15767 Circle selection 11 2.00
Ruby V 18873 Circus 2 1.50
Platinum II 5041 Code Permutations 4 1.00
Ruby V 18556 Count the Sequences 3 2.00
Gold I 17927 Counting Greedily Increasing Supersequences 2 4.50
Diamond V 16650 Counting Stairs 14 1.43
Platinum II 18302 Counting Trees 14 2.86
Diamond III 15744 Cow Gymnasts 10 1.90
Gold II 17021 Cow Poetry 43 1.88
Platinum II 9503 Crusher’s Code 8 1.38
Diamond III 8134 Crystals 6 8.50
Platinum I 3858 Darts 3 1.00
Platinum V 12265 Deceitful War (Large) 12 1.00
Gold II 15218 Dice Betting 3 1.00
Gold III 11616 Digit Division 62 2.08
Platinum IV 13960 Dinner Bet 16 1.19
Ruby IV 18461 Disjoint LIS 10 1.10
Ruby II 18607 Domino Covering 4 3.75
Diamond II 18070 Double Palindrome 10 1.20
Diamond V 12146 Drum Decorator (Large) 10 1.50
Silver II 18033 Eggfruit Cake 11 1.45
Bronze I 14762 Election 10 2.00
Gold III 14188 Elections 14 1.64
Ruby V 15262 Embedding Enumeration 1 1.00
Diamond V 18554 Employees 3 1.67
Platinum II 18876 Exercise 6 1.50
Diamond II 18872 Exercise 5 2.00
Diamond III 18573 Expected Cost 5 1.00
Gold II 18546 Expected Value 12 2.17
Diamond IV 14341 Family Hotel (Large) 6 1.50
Diamond I 18562 Fireflies 6 1.83
Diamond II 18481 Five Points 2 1.00
Platinum I 17995 Fixed Point Permutations 2 1.00
Gold I 13359 Fleecing the Raffle 15 2.07
Diamond III 18747 Flip 6 2.00
Gold II 15032 Flipping Coins 11 1.00
Diamond V 11618 Frightful Formula 23 2.13
Diamond V 18024 Game of Gnomes 5 1.00
Diamond III 8481 Generator 20 2.85
Ruby IV 17458 Good Set 6 2.17
Diamond III 18913 Graph Coloring 3 1.67
Silver IV 3525 Hands of Poker 2 2.00
Ruby V 8878 Hey, Better Bettor 19 5.05
Platinum III 15102 Hopscotch 3 1.33
Ruby V 18465 Horrible Cycles 10 1.10
Platinum IV 10122 Hotels 56 1.75
Ruby IV 18576 Humongous String 1 4.00
Platinum II 16846 Hyperrectangle 8 1.13
Ruby IV 18565 Innocence 1 2.00
Silver II 17877 Integer Division 10 1.50
Diamond II 18455 Interesting Graph 5 1.60
Silver IV 6319 Island of Logic 1 2.00
Gold I 18076 Just the Last Digit 9 1.22
Diamond IV 3435 Justice for All 20 2.15
Diamond II 18567 Kaleidoscope 3 1.00
Platinum IV 17774 Kangaroo 3 1.00
Platinum V 13143 King of Chairs 38 1.34
Platinum III 16325 King’s Colors 13 1.00
Gold III 11676 Kitchen Combinatorics 31 2.94
Gold IV 15609 Knockout Tournament 13 1.23
Ruby I 18763 Knowledge-Oriented Problem 1 6.00
Ruby III 18764 LCM Sum 2 2.50
Ruby V 18599 Line Graphs 3 1.00
Gold V 10417 Locked Treasure 9 1.11
Platinum II 17793 Lucky Draw 16 1.56
Diamond I 14513 Maximum Color Clique 12 1.83
Ruby IV 18598 Minimum Spanning Trees 3 1.00
Diamond III 14202 Minions and the rooms 6 1.67
Diamond III 18555 Modulo-magic squares 9 3.89
Platinum IV 8096 Monochromatic Triangles 33 1.09
Platinum III 1767 N-Rook II 136 2.82
Diamond IV 18888 New Year and Castle Construction 12 1.00
Gold III 18886 New Year and Permutation 17 1.18
Diamond II 18485 Nine Judges 4 1.00
Diamond III 18499 Not Our Problem 3 1.00
Gold IV 5207 Orange Bowl 3 1.00
Gold I 13964 Pascal's Hyper-Pyramids 17 1.35
Gold III 12199 Password Attacker (Large) 6 1.00
Bronze I 12198 Password Attacker (Small) 8 1.25
Platinum II 16995 Piece of Cake 13 1.23
Silver II 18007 Rainbow Strings 11 1.09
Gold V 14378 Rank and File (Large) 26 1.08
Diamond V 9731 Recurrence 5 2.20