|
|
2268 |
P1446C Xor Tree
|
0 / 0 |
提高
|
|
|
2267 |
P1446D1 Frequency Problem (Easy Version)
|
0 / 0 |
CTSC
|
|
|
2266 |
P1446D2 Frequency Problem (Hard Version)
|
0 / 0 |
CTSC
|
|
|
2265 |
P1446E Long Recovery
|
0 / 0 |
CTSC
|
|
|
2264 |
P1446F Line Distance
|
0 / 0 |
CTSC
|
|
|
2263 |
P1447A Add Candies
|
0 / 0 |
普及-
|
|
|
2262 |
P1447B Numbers Box
|
0 / 0 |
普及-
|
|
|
2261 |
P1450A Avoid Trygub
|
0 / 0 |
普及-
|
|
|
2260 |
P1450B Balls of Steel
|
0 / 0 |
普及-
|
|
|
2259 |
P1450C1 Errich-Tac-Toe (Easy Version)
|
0 / 0 |
提高
|
|
|
2258 |
P1450C2 Errich-Tac-Toe (Hard Version)
|
0 / 0 |
省选
|
|
|
2257 |
P1450D Rating Compression
|
0 / 0 |
普及
|
|
|
2256 |
P1450E Capitalism
|
0 / 0 |
CTSC
|
|
|
2255 |
P1450F The Struggling Contestant
|
0 / 0 |
NOI
|
|
|
2254 |
P1450G Communism
|
0 / 0 |
CTSC
|
|
|
2253 |
P1450H1 Multithreading (Easy Version)
|
0 / 0 |
CTSC
|
|
|
2252 |
P1450H2 Multithreading (Hard Version)
|
0 / 0 |
CTSC
|
|
|
2251 |
P1451A Subtract or Divide
|
0 / 0 |
普及-
|
|
|
2250 |
P1451B Non-Substring Subsequence
|
0 / 0 |
普及-
|
|
|
2249 |
P1451C String Equality
|
0 / 0 |
普及-
|
|
|
2248 |
P1451D Circle Game
|
0 / 0 |
普及
|
|
|
2247 |
P1451E1 Bitwise Queries (Easy Version)
|
0 / 0 |
提高
|
|
|
2246 |
P1451E2 Bitwise Queries (Hard Version)
|
0 / 0 |
省选
|
|
|
2245 |
P1451F Nullify The Matrix
|
0 / 0 |
CTSC
|
|
|
2244 |
P1452A Robot Program
|
0 / 0 |
普及-
|
|
|
2243 |
P1452B Toy Blocks
|
0 / 0 |
普及-
|
|
|
2242 |
P1452C Two Brackets
|
0 / 0 |
普及-
|
|
|
2241 |
P1452D Radio Towers
|
0 / 0 |
普及
|
|
|
2240 |
P1452E Two Editorials
|
0 / 0 |
NOI
|
|
|
2239 |
P1452F Divide Powers
|
0 / 0 |
CTSC
|
|
|
2238 |
P1452G Game On Tree
|
0 / 0 |
CTSC
|
|
|
2237 |
P1453A Cancel the Trains
|
0 / 0 |
普及-
|
|
|
2236 |
P1453B Suffix Operations
|
0 / 0 |
普及-
|
|
|
2235 |
P1453C Triangles
|
0 / 0 |
普及
|
|
|
2234 |
P1453D Checkpoints
|
0 / 0 |
普及
|
|
|
2233 |
P1453E Dog Snacks
|
0 / 0 |
省选
|
|
|
2232 |
P1453F Even Harder
|
0 / 0 |
CTSC
|
|
|
2231 |
P1454A Special Permutation
|
0 / 0 |
普及-
|
|
|
2230 |
P1454B Unique Bid Auction
|
0 / 0 |
普及-
|
|
|
2229 |
P1454C Sequence Transformation
|
0 / 0 |
普及-
|
|
|
2228 |
P1454D Number into Sequence
|
0 / 0 |
普及-
|
|
|
2227 |
P1454E Number of Simple Paths
|
0 / 0 |
提高
|
|
|
2226 |
P1454F Array Partition
|
0 / 0 |
提高
|
|
|
2225 |
P1455A Strange Functions
|
0 / 0 |
普及-
|
|
|
2224 |
P1455B Jumps
|
0 / 0 |
普及-
|
|
|
2223 |
P1455C Ping-pong
|
0 / 0 |
普及-
|
|
|
2222 |
P1455D Sequence and Swaps
|
0 / 0 |
普及
|
|
|
2221 |
P1455E Four Points
|
0 / 0 |
NOI
|
|
|
2220 |
P1455F String and Operations
|
0 / 0 |
CTSC
|
|
|
2219 |
P1455G Forbidden Value
|
0 / 0 |
CTSC
|
|
|
2218 |
P1456E XOR-ranges
|
0 / 0 |
CTSC
|
|
|
2217 |
P1458A Row GCD
|
0 / 0 |
普及
|
|
|
2216 |
P1458B Glass Half Spilled
|
0 / 0 |
提高
|
|
|
2215 |
P1458C Latin Square
|
0 / 0 |
CTSC
|
|
|
2214 |
P1458D Flip and Reverse
|
0 / 0 |
CTSC
|
|
|
2213 |
P1458E Nim Shortcuts
|
0 / 0 |
CTSC
|
|
|
2212 |
P1458F Range Diameter Sum
|
0 / 0 |
CTSC
|
|
|
2211 |
P1459A Red-Blue Shuffle
|
0 / 0 |
普及-
|
|
|
2210 |
P1459B Move and Turn
|
0 / 0 |
普及-
|
|
|
2209 |
P1461A String Generation
|
0 / 0 |
普及-
|
|
|
2208 |
P1461B Find the Spruce
|
0 / 0 |
普及-
|
|
|
2207 |
P1461C Random Events
|
0 / 0 |
普及
|
|
|
2206 |
P1461D Divide and Summarize
|
0 / 0 |
普及
|
|
|
2205 |
P1461E Water Level
|
0 / 0 |
省选
|
|
|
2204 |
P1461F Mathematical Expression
|
0 / 0 |
CTSC
|
|
|
2203 |
P1462A Favorite Sequence
|
0 / 0 |
普及-
|
|
|
2202 |
P1462B Last Year's Substring
|
0 / 0 |
普及-
|
|
|
2201 |
P1462C Unique Number
|
0 / 0 |
普及-
|
|
|
2200 |
P1462D Add to Neighbour and Remove
|
0 / 0 |
普及-
|
|
|
2199 |
P1462E1 Close Tuples (easy version)
|
0 / 0 |
普及
|
|
|
2198 |
P1462E2 Close Tuples (hard version)
|
0 / 0 |
普及
|
|
|
2197 |
P1462F The Treasure of The Segments
|
0 / 0 |
普及
|
|
|
2196 |
P1463A Dungeon
|
0 / 0 |
普及-
|
|
|
2195 |
P1463B Find The Array
|
0 / 0 |
普及-
|
|
|
2194 |
P1463C Busy Robot
|
0 / 0 |
普及
|
|
|
2193 |
P1463D Pairs
|
0 / 0 |
普及
|
|
|
2192 |
P1463E Plan of Lectures
|
0 / 0 |
NOI
|
|
|
2191 |
P1463F Max Correct Set
|
0 / 0 |
CTSC
|
|
|
2190 |
P1464F My Beautiful Madness
|
0 / 0 |
CTSC
|
|
|
2189 |
P1466A Bovine Dilemma
|
0 / 0 |
普及-
|
|
|
2188 |
P1466B Last minute enhancements
|
0 / 0 |
普及-
|
|
|
2187 |
P1466C Canine poetry
|
0 / 0 |
普及-
|
|
|
2186 |
P1466D 13th Labour of Heracles
|
0 / 0 |
普及
|
|
|
2185 |
P1466E Apollo versus Pan
|
0 / 0 |
普及
|
|
|
2184 |
P1466F Euclid's nightmare
|
0 / 0 |
提高
|
|
|
2183 |
P1466G Song of the Sirens
|
0 / 0 |
CTSC
|
|
|
2182 |
P1466H Finding satisfactory solutions
|
0 / 0 |
CTSC
|
|
|
2181 |
P1466I The Riddle of the Sphinx
|
0 / 0 |
CTSC
|
|
|
2180 |
P1467A Wizard of Orz
|
0 / 0 |
普及-
|
|
|
2179 |
P1467B Hills And Valleys
|
0 / 0 |
普及
|
|
|
2178 |
P1467C Three Bags
|
0 / 0 |
普及
|
|
|
2177 |
P1467D Sum of Paths
|
0 / 0 |
省选
|
|
|
2176 |
P1467E Distinctive Roots in a Tree
|
0 / 0 |
NOI
|
|
|
2175 |
P1468A LaIS
|
0 / 0 |
省选
|
|
|
2174 |
P1468B Bakery
|
0 / 0 |
CTSC
|
|
|
2173 |
P1468C Berpizza
|
0 / 0 |
普及-
|
|
|
2172 |
P1468D Firecrackers
|
0 / 0 |
普及
|
|
|
2171 |
P1468E Four Segments
|
0 / 0 |
普及-
|
|
|
2170 |
P1468F Full Turn
|
0 / 0 |
普及
|
|
|
2169 |
P1468G Hobbits
|
0 / 0 |
NOI
|
