| 
          
         | 
        18751 | 
                
              luoguP9918
  「RiOI-03」Just a Q. (Hard ver.)
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        18412 | 
                
              luoguP9919
  「RiOI-03」A Journey to the Moonlight
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19355 | 
                
              luoguP9926
  [NFLSPC #6] 所以 k 小生成树怎么做?
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19357 | 
                
              luoguP9928
  [NFLSPC #6] 来点不那么魔怔的题面
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        19358 | 
                
              luoguP9929
  [NFLSPC #6] 挑战大数因子分解
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        19359 | 
                
              luoguP9930
  [NFLSPC #6] 1064 病毒
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        19360 | 
                
              luoguP9931
  [NFLSPC #6] 挑战停机问题
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        19361 | 
                
              luoguP9932
  [NFLSPC #6] 树
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19362 | 
                
              luoguP9933
  [NFLSPC #6] 9.pop_book();
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        19363 | 
                
              luoguP9934
  [NFLSPC #6] 绝不能忘记的事……
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        19364 | 
                
              luoguP9935
  [NFLSPC #6] 啊,忘记了。
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        19365 | 
                
              luoguP9936
  [NFLSPC #6] 等差数列
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        19375 | 
                
              luoguP9937
  [USACO21OPEN] Acowdemia I B
         | 
        0 / 0 | 
        2 | 
      
      
        | 
          
         | 
        19376 | 
                
              luoguP9938
  [USACO21OPEN] Acowdemia II B
         | 
        0 / 0 | 
        2 | 
      
      
        | 
          
         | 
        19377 | 
                
              luoguP9939
  [USACO21OPEN] Acowdemia III B
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        19378 | 
                
              luoguP9940
  [USACO21JAN] Uddered but not Herd B
         | 
        0 / 0 | 
        1 | 
      
      
        | 
          
         | 
        19379 | 
                
              luoguP9941
  [USACO21JAN] Even More Odd Photos B
         | 
        0 / 0 | 
        2 | 
      
      
        | 
          
         | 
        19380 | 
                
              luoguP9942
  [USACO21JAN] Just Stalling B
         | 
        0 / 0 | 
        2 | 
      
      
        | 
          
         | 
        19381 | 
                
              luoguP9943
  [USACO21FEB] Year of the Cow B
         | 
        0 / 0 | 
        2 | 
      
      
        | 
          
         | 
        19382 | 
                
              luoguP9944
  [USACO21FEB] Comfortable Cows B
         | 
        0 / 0 | 
        2 | 
      
      
        | 
          
         | 
        19383 | 
                
              luoguP9945
  [USACO21FEB] Clockwise Fence B
         | 
        0 / 0 | 
        2 | 
      
      
        | 
          
         | 
        19384 | 
                
              luoguP9946
  [USACO20JAN] Word Processor B
         | 
        0 / 0 | 
        1 | 
      
      
        | 
          
         | 
        19385 | 
                
              luoguP9947
  [USACO20JAN] Photoshoot B
         | 
        0 / 0 | 
        2 | 
      
      
        | 
          
         | 
        19386 | 
                
              luoguP9948
  [USACO20JAN] Race B
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        19408 | 
                
              luoguP9949
  [USACO20FEB] Triangles B
         | 
        0 / 0 | 
        2 | 
      
      
        | 
          
         | 
        19409 | 
                
              luoguP9950
  [USACO20FEB] Mad Scientist B
         | 
        0 / 0 | 
        1 | 
      
      
        | 
          
         | 
        19410 | 
                
              luoguP9951
  [USACO20FEB] Swapity Swap B
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        19411 | 
                
              luoguP9952
  [USACO20OPEN] Social Distancing I B
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        19412 | 
                
              luoguP9953
  [USACO20OPEN] Social Distancing II B
         | 
        0 / 0 | 
        2 | 
      
      
        | 
          
         | 
        19413 | 
                
              luoguP9954
  [USACO20OPEN] Cowntact Tracing B
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        19414 | 
                
              luoguP9955
  [USACO20DEC] Do You Know Your ABCs? B
         | 
        0 / 0 | 
        1 | 
      
      
        | 
          
         | 
        19415 | 
                
              luoguP9956
  [USACO20DEC] Daisy Chains B
         | 
        0 / 0 | 
        2 | 
      
      
        | 
          
         | 
        19416 | 
                
              luoguP9957
  [USACO20DEC] Stuck in a Rut B
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        19417 | 
                
              luoguP9958
  [USACO19JAN] Shell Game B
         | 
        0 / 0 | 
        2 | 
      
      
        | 
          
         | 
        19418 | 
                
              luoguP9959
  [USACO19JAN] Sleepy Cow Sorting B
         | 
        0 / 0 | 
        2 | 
      
      
        | 
          
         | 
        19419 | 
                
              luoguP9960
  [USACO19JAN] Guess the Animal B
         | 
        0 / 0 | 
        2 | 
      
      
        | 
          
         | 
        19443 | 
                
              luoguP9974
  [USACO23DEC] Candy Cane Feast B
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        19445 | 
                
              luoguP9975
  [USACO23DEC] Cowntact Tracing 2 B
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        19455 | 
                
              luoguP9976
  [USACO23DEC] Farmer John Actually Farms B
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        19456 | 
                
              luoguP9977
  [USACO23DEC] Bovine Acrobatics S
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        19457 | 
                
              luoguP9978
  [USACO23DEC] Cycle Correspondence S
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        19458 | 
                
              luoguP9979
  [USACO23DEC] Target Practice S
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        19459 | 
                
              luoguP9980
  [USACO23DEC] Flight Routes G
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        19460 | 
                
              luoguP9981
  [USACO23DEC] Minimum Longest Trip G
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        19462 | 
                
              luoguP9982
  [USACO23DEC] Haybale Distribution G
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        19463 | 
                
              luoguP9983
  [USACO23DEC] Cowntact Tracing P
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19464 | 
                
              luoguP9984
  [USACO23DEC] A Graph Problem P
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        19465 | 
                
              luoguP9985
  [USACO23DEC] Train Scheduling P
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        18359 | 
                
              luoguP9986
  [Ynoi2079] r2pspc
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        17908 | 
                
              luoguP9987
  [Ynoi2079] riapq
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        18304 | 
                
              luoguP9988
  [Ynoi2079] 2stmo
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19390 | 
                
              luoguP9989
  [Ynoi Easy Round 2023] TEST_69
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        19392 | 
                
              luoguP9990
  [Ynoi Easy Round 2023] TEST_90
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        18749 | 
                
              luoguP9991
  [Ynoi Easy Round 2023] TEST_107
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        18750 | 
                
              luoguP9992
  [Ynoi Easy Round 2024] TEST_130
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        18265 | 
                
              luoguP9993
  [Ynoi Easy Round 2024] TEST_133
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        19397 | 
                
              luoguP9994
  [Ynoi Easy Round 2024] TEST_132
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        19402 | 
                
              luoguP9995
  [Ynoi2000] rspcn
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        19399 | 
                
              luoguP9996
  [Ynoi2000] hpi
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19388 | 
                
              luoguP9997
  [Ynoi2000] pmpkmp
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19393 | 
                
              luoguP9998
  [Ynoi2000] rfrqwq
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        19396 | 
                
              luoguP9999
  [Ynoi2000] tmostnrq
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19185 | 
                
              luoguP10000
  [集训队互测 2023] 矩阵快速幂
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19484 | 
                
              luoguP10002
  [集训队互测 2023] 树哈希
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        17705 | 
                
              luoguP10003
  [集训队互测 2023] 傅里叶与交通系统
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19052 | 
                
              luoguP10005
  [集训队互测 2023] 基础寄术练习题
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19249 | 
                
              luoguP10006
  [集训队互测 2023] 超现实树
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19301 | 
                
              luoguP10007
  [集训队互测 2023] 童话
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19461 | 
                
              luoguP10009
  [集训队互测 2022] 线段树
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        18192 | 
                
              luoguP10024
  「HCOI-R1」报名人数
         | 
        0 / 0 | 
        2 | 
      
      
        | 
          
         | 
        18159 | 
                
              luoguP10025
  「HCOI-R1」孤独的 sxz
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        19110 | 
                
              luoguP10026
  「HCOI-R1」哀之变化
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        18275 | 
                
              luoguP10027
  梦境世界
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        19401 | 
                
              luoguP10028
  [Ynoi2000] pri
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19318 | 
                
              luoguP10029
  「Cfz Round 3」Battle
         | 
        0 / 0 | 
        1 | 
      
      
        | 
          
         | 
        19023 | 
                
              luoguP10030
  「Cfz Round 3」Change
         | 
        0 / 0 | 
        2 | 
      
      
        | 
          
         | 
        19294 | 
                
              luoguP10031
  「Cfz Round 3」Xor with Gcd
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        19353 | 
                
              luoguP10032
  「Cfz Round 3」Mex of Sequence
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        19297 | 
                
              luoguP10033
  「Cfz Round 3」Sum of Permutation
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        19171 | 
                
              luoguP10034
  「Cfz Round 3」Circle
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        17695 | 
                
              luoguP10035
  「FAOI-R2」Paint (A)
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        19247 | 
                
              luoguP10036
  「FAOI-R2」A trip to Macao
         | 
        0 / 0 | 
        5 | 
      
      
        | 
          
         | 
        19246 | 
                
              luoguP10037
  「FAOI-R2」霜雪千年
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        18337 | 
                
              luoguP10038
  「FAOI-R2」Program of atom(x) 2027
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        18948 | 
                
              luoguP10056
  Water
         | 
        0 / 0 | 
        1 | 
      
      
        | 
          
         | 
        18949 | 
                
              luoguP10057
  Line
         | 
        0 / 0 | 
        1 | 
      
      
        | 
          
         | 
        18149 | 
                
              luoguP10058
  Reverse and Rotate
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        16269 | 
                
              luoguP10059
  Choose
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        19581 | 
                
              luoguP10060
  [SNOI2024] 树 V 图
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        19582 | 
                
              luoguP10061
  [SNOI2024] 矩阵
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        19583 | 
                
              luoguP10062
  [SNOI2024] 拉丁方
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19584 | 
                
              luoguP10063
  [SNOI2024] 平方数
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19585 | 
                
              luoguP10064
  [SNOI2024] 公交线路
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19586 | 
                
              luoguP10065
  [SNOI2024] 字符树
         | 
        0 / 0 | 
        7 | 
      
      
        | 
          
         | 
        19600 | 
                
              luoguP10072
  [GDKOI2024 普及组] 刷野 I
         | 
        0 / 0 | 
        4 | 
      
      
        | 
          
         | 
        19601 | 
                
              luoguP10073
  [GDKOI2024 普及组] 刷野 II
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        19602 | 
                
              luoguP10074
  [GDKOI2024 普及组] 刷野 III
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        19603 | 
                
              luoguP10075
  [GDKOI2024 普及组] 切割
         | 
        0 / 0 | 
        6 | 
      
      
        | 
          
         | 
        19604 | 
                
              luoguP10076
  [GDKOI2024 普及组] 捉迷藏
         | 
        0 / 0 | 
        3 | 
      
      
        | 
          
         | 
        19605 | 
                
              luoguP10077
  [GDKOI2024 普及组] 读书
         | 
        0 / 0 | 
        4 |