1479B1
Painting the Array I
constructive algorithmsdata structuresdpgreedyimplementation
Rating 1900
原题Codeforces 训练
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当前只展示本地数据库中的 Codeforces 最小元数据：名称、Rating、标签和原题链接。
题池总量
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已读取
1205B
Shortest Cycle
bitmasksbrute forcegraphsshortest paths
Rating 1900
原题1992F
Valuable Cards
brute forcedpgreedynumber theorytwo pointers
Rating 1900
原题2013D
Minimize the Difference
binary searchgreedy
Rating 1900
原题1656D
K-good
constructive algorithmsmathnumber theory
Rating 1900
原题1994D
Funny Game
constructive algorithmsdsugraphsgreedymathnumber theorytrees
Rating 1900
原题1095F
Make It Connected
dsugraphsgreedy
Rating 1900
原题2133D
Chicken Jockey
dpgreedy
Rating 1900
原题1624G
MinOr Tree
bitmasksdfs and similardsugraphsgreedy
Rating 1900
原题1303D
Fill The Bag
bitmasksgreedy
Rating 1900
原题1155D
Beautiful Array
brute forcedata structuresdivide and conquerdpgreedy
Rating 1900
原题1353E
K-periodic Garland
brute forcedpgreedy
Rating 1900
原题1854A2
Dual (Hard Version)
constructive algorithmsmath
Rating 1900
原题1991D
Prime XOR Coloring
bitmasksconstructive algorithmsgraphsgreedymathnumber theory
Rating 1900
原题1475G
Strange Beauty
dpmathnumber theorysortings
Rating 1900
原题1977C
Nikita and LCM
brute forcedata structuresdpgreedymathnumber theorysortings
Rating 1900
原题1272E
Nearest Opposite Parity
dfs and similargraphsshortest paths
Rating 1900
原题1114D
Flood Fill
dp
Rating 1900
原题1404B
Tree Tag
dfs and similardpgamestrees
Rating 1900
原题808D
Array Division
binary searchdata structuresimplementation
Rating 1900
原题1360G
A/B Matrix
constructive algorithmsgreedymath
Rating 1900
原题1365E
Maximum Subsequence Value
brute forceconstructive algorithms
Rating 1900
原题25C
Roads in Berland
graphsshortest paths
Rating 1900
原题1285D
Dr. Evil Underscores
bitmasksbrute forcedfs and similardivide and conquerdpgreedystringstrees
Rating 1900
原题1358D
The Best Vacation
binary searchbrute forcegreedyimplementationtwo pointers
Rating 1900
原题1527B2
Palindrome Game (hard version)
constructive algorithmsgames
Rating 1900
原题687C
The Values You Can Make
dp
Rating 1900
原题463C
Gargari and Bishops
greedyhashingimplementation
Rating 1900
原题1369D
TediousLee
dpgraphsgreedymathtrees
Rating 1900
原题1117C
Magic Ship
binary search
Rating 1900
原题1348D
Phoenix and Science
binary searchconstructive algorithmsgreedyimplementationmath
Rating 1900
原题1627D
Not Adding
brute forcedpmathnumber theory
Rating 1900
原题1242B
0-1 MST
dfs and similardsugraphssortings
Rating 1900
原题191C
Fools and Roads
data structuresdfs and similartrees
Rating 1900
原题1620E
Replace the Numbers
constructive algorithmsdata structuresdsuimplementation
Rating 1900
原题1245D
Shichikuji and Power Grid
dsugraphsgreedyshortest pathstrees
Rating 1900
原题1375D
Replace by MEX
brute forceconstructive algorithmssortings
Rating 1900
原题1354D
Multiset
binary searchdata structures
Rating 1900
原题448C
Painting Fence
divide and conquerdpgreedy
Rating 1900
原题547B
Mike and Feet
binary searchdata structuresdpdsu
Rating 1900
原题1092F
Tree with Maximum Cost
dfs and similardptrees
Rating 1900
原题1400D
Zigzags
brute forcecombinatoricsdata structuresmathtwo pointers
Rating 1900
原题1328E
Tree Queries
dfs and similargraphstrees
Rating 1900
原题1036C
Classy Numbers
combinatoricsdp
Rating 1900
原题577B
Modulo Sum
combinatoricsdata structuresdptwo pointers
Rating 1900
原题61E
Enemy is weak
data structurestrees
Rating 1900
原题25D
Roads not only in Berland
dsugraphstrees
Rating 1900
原题607B
Zuma
dp
Rating 1900
原题5C
Longest Regular Bracket Sequence
constructive algorithmsdata structuresdpgreedysortingsstrings
Rating 1900
原题20C
Dijkstra?
graphsshortest paths
Rating 1900
原题