1676H2
Maximum Crossings (Hard Version)
data structuresdivide and conquersortings
Rating 1500
原题Codeforces 训练
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题池总量
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1569C
Jury Meeting
combinatoricsmath
Rating 1500
原题1499C
Minimum Grid Path
brute forcedata structuresgreedymath
Rating 1500
原题1473C
No More Inversions
constructive algorithmsmath
Rating 1500
原题1851E
Nastya and Potions
dfs and similardpgraphssortings
Rating 1500
原题460B
Little Dima and Equation
brute forceimplementationmathnumber theory
Rating 1500
原题743C
Vladik and fractions
brute forceconstructive algorithmsmathnumber theory
Rating 1500
原题1742G
Orray
bitmasksbrute forcegreedymathsortings
Rating 1500
原题707C
Pythagorean Triples
mathnumber theory
Rating 1500
原题1234C
Pipes
dpimplementation
Rating 1500
原题2003D1
Turtle and a MEX Problem (Easy Version)
greedymath
Rating 1500
原题1249C2
Good Numbers (hard version)
binary searchgreedymathmeet-in-the-middle
Rating 1500
原题2008E
Alternating String
brute forcedata structuresdpgreedyimplementationstrings
Rating 1500
原题1340A
Nastya and Strange Generator
brute forcedata structuresgreedyimplementation
Rating 1500
原题2093E
Min Max MEX
binary searchbrute forcegreedy
Rating 1500
原题1933E
Turtle vs. Rabbit Race: Optimal Trainings
binary searchimplementationmathternary search
Rating 1500
原题2049C
MEX Cycle
brute forceconstructive algorithmsgreedyimplementation
Rating 1500
原题584B
Kolya and Tanya
combinatorics
Rating 1500
原题702B
Powers of Two
brute forcedata structuresimplementationmath
Rating 1500
原题1804C
Pull Your Luck
brute forcegreedymathnumber theory
Rating 1500
原题2027C
Add Zeros
brute forcedata structuresdfs and similardpgraphsgreedy
Rating 1500
原题2057C
Trip to the Olympiad
bitmasksconstructive algorithmsgreedymath
Rating 1500
原题1368C
Even Picture
constructive algorithms
Rating 1500
原题282B
Painting Eggs
greedymath
Rating 1500
原题1774B
Coloring
constructive algorithmsgreedymath
Rating 1500
原题2070C
Limited Repainting
binary searchgreedy
Rating 1500
原题1742F
Smaller
constructive algorithmsgreedystrings
Rating 1500
原题1278B
A and B
greedymath
Rating 1500
原题1283C
Friends and Gifts
constructive algorithmsdata structuresmath
Rating 1500
原题1506E
Restoring the Permutation
constructive algorithmsimplementation
Rating 1500
原题1366C
Palindromic Paths
greedymath
Rating 1500
原题845C
Two TVs
data structuresgreedysortings
Rating 1500
原题1999F
Expected Median
combinatoricsmath
Rating 1500
原题1562C
Rings
constructive algorithmsmath
Rating 1500
原题1722G
Even-Odd XOR
bitmasksconstructive algorithmsgreedy
Rating 1500
原题1444A
Division
brute forcemathnumber theory
Rating 1500
原题1882C
Card Game
brute forcegreedy
Rating 1500
原题1811E
Living Sequence
binary searchdpmathnumber theory
Rating 1500
原题1621B
Integers Shop
data structuresgreedyimplementation
Rating 1500
原题1551C
Interesting Story
greedysortingsstrings
Rating 1500
原题2075C
Two Colors
binary searchcombinatoricsmath
Rating 1500
原题268C
Beautiful Sets of Points
constructive algorithmsimplementation
Rating 1500
原题1883D
In Love
data structuresgreedy
Rating 1500
原题1898B
Milena and Admirer
greedymath
Rating 1500
原题1990C
Mad MAD Sum
brute forcegreedymath
Rating 1500
原题891A
Pride
brute forcedpgreedymathnumber theory
Rating 1500
原题2050E
Three Strings
dpimplementationstrings
Rating 1500
原题2077A
Breach of Faith
constructive algorithmsgreedymathsortings
Rating 1500
原题1545A
AquaMoon and Strange Sort
sortings
Rating 1500
原题1857E
Power of Points
mathsortings
Rating 1500
原题