|
|
2274 |
P1444D Rectangular Polyline
|
0 / 0 |
CTSC
|
|
|
2273 |
P1444E Finding the Vertex
|
0 / 0 |
CTSC
|
|
|
2269 |
P1446B Catching Cheaters
|
0 / 0 |
普及
|
|
|
2268 |
P1446C Xor Tree
|
0 / 0 |
提高
|
|
|
2254 |
P1450G Communism
|
0 / 0 |
CTSC
|
|
|
2250 |
P1451B Non-Substring Subsequence
|
0 / 0 |
普及-
|
|
|
2249 |
P1451C String Equality
|
0 / 0 |
普及-
|
|
|
2241 |
P1452D Radio Towers
|
0 / 0 |
普及
|
|
|
2240 |
P1452E Two Editorials
|
0 / 0 |
NOI
|
|
|
2233 |
P1453E Dog Snacks
|
0 / 0 |
省选
|
|
|
2232 |
P1453F Even Harder
|
0 / 0 |
CTSC
|
|
|
2222 |
P1455D Sequence and Swaps
|
0 / 0 |
普及
|
|
|
2220 |
P1455F String and Operations
|
0 / 0 |
CTSC
|
|
|
2219 |
P1455G Forbidden Value
|
0 / 0 |
CTSC
|
|
|
2218 |
P1456E XOR-ranges
|
0 / 0 |
CTSC
|
|
|
2216 |
P1458B Glass Half Spilled
|
0 / 0 |
提高
|
|
|
2210 |
P1459B Move and Turn
|
0 / 0 |
普及-
|
|
|
2208 |
P1461B Find the Spruce
|
0 / 0 |
普及-
|
|
|
2207 |
P1461C Random Events
|
0 / 0 |
普及
|
|
|
2204 |
P1461F Mathematical Expression
|
0 / 0 |
CTSC
|
|
|
2202 |
P1462B Last Year's Substring
|
0 / 0 |
普及-
|
|
|
2191 |
P1463F Max Correct Set
|
0 / 0 |
CTSC
|
|
|
2188 |
P1466B Last minute enhancements
|
0 / 0 |
普及-
|
|
|
2187 |
P1466C Canine poetry
|
0 / 0 |
普及-
|
|
|
2182 |
P1466H Finding satisfactory solutions
|
0 / 0 |
CTSC
|
|
|
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
|
|
|
2160 |
P1469B Red and Blue
|
0 / 0 |
普及-
|
|
|
2159 |
P1469C Building a Fence
|
0 / 0 |
普及
|
|
|
2155 |
P1470A Strange Birthday Party
|
0 / 0 |
普及-
|
|
|
2151 |
P1470E Strange Permutation
|
0 / 0 |
CTSC
|
|
|
2146 |
P1472B Fair Division
|
0 / 0 |
普及-
|
|
|
2145 |
P1472C Long Jumps
|
0 / 0 |
普及-
|
|
|
2144 |
P1472D Even-Odd Game
|
0 / 0 |
普及-
|
|
|
2143 |
P1472E Correct Placement
|
0 / 0 |
普及
|
|
|
2142 |
P1472F New Year's Puzzle
|
0 / 0 |
提高
|
|
|
2141 |
P1472G Moving to the Capital
|
0 / 0 |
提高
|
|
|
2137 |
P1473D Program
|
0 / 0 |
普及
|
|
|
2134 |
P1473G Tiles
|
0 / 0 |
CTSC
|
|
|
2130 |
P1474D Cleaning
|
0 / 0 |
省选
|
|
|
2128 |
P1474F 1 2 3 4 ...
|
0 / 0 |
CTSC
|
|
|
2126 |
P1475B New Year's Number
|
0 / 0 |
普及-
|
|
|
2124 |
P1475D Cleaning the Phone
|
0 / 0 |
普及
|
|
|
2121 |
P1475G Strange Beauty
|
0 / 0 |
普及
|
|
|
2118 |
P1476C Longest Simple Cycle
|
0 / 0 |
普及
|
|
|
2117 |
P1476D Journey
|
0 / 0 |
普及
|
|
|
2115 |
P1476F Lanterns
|
0 / 0 |
CTSC
|
|
|
2106 |
P1478B Nezzar and Lucky Number
|
0 / 0 |
普及-
|
|
|
2103 |
P1479B1 Painting the Array I
|
0 / 0 |
普及
|
|
|
2102 |
P1479B2 Painting the Array II
|
0 / 0 |
提高
|
|
|
2099 |
P1479E School Clubs
|
0 / 0 |
CTSC
|
|
|
2092 |
P1481E Sorting Books
|
0 / 0 |
NOI
|
|
|
2091 |
P1481F AB Tree
|
0 / 0 |
CTSC
|
|
|
2086 |
P1482E Skyline Photo
|
0 / 0 |
提高
|
|
|
2081 |
P1485B Replace and Keep Sorted
|
0 / 0 |
普及-
|
|
|
2078 |
P1485E Move and Swap
|
0 / 0 |
NOI
|
|
|
2077 |
P1485F Copy or Prefix Sum
|
0 / 0 |
NOI
|
|
|
2072 |
P1486D Max Median
|
0 / 0 |
提高
|
|
|
2071 |
P1486E Paired Payment
|
0 / 0 |
省选
|
|
|
2070 |
P1486F Pairs of Paths
|
0 / 0 |
CTSC
|
|
|
2064 |
P1487F Ones
|
0 / 0 |
CTSC
|
|
|
2063 |
P1487G String Counting
|
0 / 0 |
CTSC
|
|
|
2058 |
P1488E Palindromic Doubles
|
0 / 0 |
省选
|
|
|
2043 |
P1491C Pekora and Trampoline
|
0 / 0 |
普及
|
|
|
2042 |
P1491D Zookeeper and The Infinite Zoo
|
0 / 0 |
普及
|
|
|
2034 |
P1492C Maximum width
|
0 / 0 |
普及
|
|
|
2023 |
P1494C 1D Sokoban
|
0 / 0 |
普及
|
|
|
2014 |
P1495F Squares
|
0 / 0 |
CTSC
|
|
|
2007 |
P1497D Genius
|
0 / 0 |
NOI
|
|
|
2006 |
P1497E1 Square-Free Division (easy version)
|
0 / 0 |
普及
|
|
|
2005 |
P1497E2 Square-Free Division (hard version)
|
0 / 0 |
NOI
|
|
|
2002 |
P1498C Planar Reflections
|
0 / 0 |
普及
|
|
|
2001 |
P1498D Bananas in a Microwave
|
0 / 0 |
省选
|
|
|
1999 |
P1498F Christmas Game
|
0 / 0 |
NOI
|
|
|
1997 |
P1499B Binary Removals
|
0 / 0 |
普及-
|
|
|
1995 |
P1499D The Number of Pairs
|
0 / 0 |
提高
|
|
|
1994 |
P1499E Chaotic Merge
|
0 / 0 |
NOI
|
|
|
1993 |
P1499F Diameter Cuts
|
0 / 0 |
NOI
|
|
|
1986 |
P1500F Cupboards Jumps
|
0 / 0 |
CTSC
|
|
|
1984 |
P1501B Napoleon Cake
|
0 / 0 |
普及-
|
|
|
1981 |
P1503C Travelling Salesman Problem
|
0 / 0 |
省选
|
|
|
1979 |
P1503E 2-Coloring
|
0 / 0 |
CTSC
|
|
|
1960 |
P1506G Maximize the Remaining String
|
0 / 0 |
提高
|
|
|
1951 |
P1509C The Sports Festival
|
0 / 0 |
普及
|
|
|
1947 |
P1510D Digits
|
0 / 0 |
提高
|
|
|
1943 |
P1510H Hard Optimization
|
0 / 0 |
CTSC
|
|
|
1935 |
P1511E Colorings and Dominoes
|
0 / 0 |
提高
|
|
|
1934 |
P1511F Chainword
|
0 / 0 |
CTSC
|
|
|
1933 |
P1511G Chips on a Board
|
0 / 0 |
CTSC
|
|
|
1927 |
P1512F Education
|
0 / 0 |
普及
|
|
|
1926 |
P1512G Short Task
|
0 / 0 |
普及
|
|
|
1923 |
P1513C Add One
|
0 / 0 |
普及
|
|
|
1910 |
P1515E Phoenix and Computers
|
0 / 0 |
省选
|
|
|
1904 |
P1516B AGAGA XOOORRR
|
0 / 0 |
普及
|
|
|
1903 |
P1516C Baby Ehab Partitions Again
|
0 / 0 |
普及
|
|
|
1902 |
P1516D Cut
|
0 / 0 |
提高
|
|
|
1901 |
P1516E Baby Ehab Plays with Permutations
|
0 / 0 |
NOI
|
|
|
1897 |
P1517D Explorer Space
|
0 / 0 |
普及
|
|
|
1895 |
P1517F Reunion
|
0 / 0 |
CTSC
|
