Volume 129 (12,900-12,999)

Problem ID Title Solution by Most Popular Input by
12900 Flood in Gridland
12901 Refraction
12902 Reverse Polish Notation
12903 Just Some Permutations
12904 Load Balancing
12905 Volume of Revolution
12906 Maximum Score
12907 Toby the Adventurer
12908 The Book Thief
12909 Numeric Center
12910 Snakes and Ladders (2)
12911 Subset Sum
12912 Josephus Lottery
12913 Grounded
12914 Sum of All Permutations
12915 TripleCorn
12916 Perfect Cyclic String
12917 Prop Hunt!
12918 Lucky Thief
12919 Making Some Holes
12920 Patty's Gift
12921 Triple Shot
12922 Crossing the River
12923 The Island
12924 Immortal Rabbits
12925 Race Against the Clock
12926 Trouble in Terrorist Town
12927 Points Cover
12928 Death Star
12929 Aerial Tramway
12930 Bigger or Smaller
12931 Common Area
12932 Defeat the Wrong Program
12933 Easy Graph Problem?
12934 Factorial Division
12935 Graph Guessing
12936 Hehe
12937 Internet of Lights and Switches
12938 Just Another Easy Problem
12939 Keep Fit!
12940 Next Palindromic Numbers
12941 A Subway for Boroughgraph
12942 Sub-Expression Counting
12943 Designing an Electronic Device
12944 Earthquake Disaster
12945 Farmer Jane
12946 Peanoland Contacting Gaussland
12947 Texting with Grandma
12948 Interstellar Travel
12949 Voting Duels
12950 Even Obsession
12951 Stock Market
12952 Tri-du
12953 Puzzle (4)
12954 Spiral
12955 Factorial
12956 Curious Guardians
12957 Rectangle Park
12958 Ominobox
12959 Strategy Game
12960 Palindrome
12961 Lottery
12962 Average Reuse Distance
12963 Astragalus Nitidiflorus
12964 The Cup Turning Machine
12965 Angry Bids
12966 Bishop's Walk
12967 Spray Graphs
12968 EuroBasket Champions
12969 Foes of Friends
12970 Alcoholic Pilots
12971 Bargaining
--
12972 Cuban Challenge
12973 Drinking Game
12974 Exquisite Strings
12975 File Transmission
12976 Greedy Artisan
12977 Heavy Luggage
--
12978 Incredulous Ed
12979 Jair vs Chadan
--
12980 Keypad Problem
--
12981 Secret Master Plan
12982 Build Towers
--
12983 The Battle of Chibi
12984 Pick the Sticks
--
12985 Ba Gua Zhen
--
12986 The Battle of Guandu
12987 Ancient Go
12988 Sudoku (3)
12989 Mahjong
--
12990 Walk Around the Campsite
--
12991 Game Rooms
12992 Huatuo's Medicine
12993 Morphing Bitmaps
12994 Palindromic Bases
12995 Farey Sequence
12996 Ultimate Mango Challenge
12997 Train Station
12998 Tree Weights
12999 Defense Plan