Problem ID Title Solved Submit Pass Rate
310291CF1810F. M-tree000.000%
310320CF1815B. Sum Graph000.000%
310328CF1816D. Sum Graph000.000%
310333CF1819C. The Fox and the Complete Tree Traversal000.000%
310335CF1819E. Roads in E City000.000%
310341CF1820E. The Fox and the Complete Tree Traversal000.000%
310366CF1822F. Gardening Friends000.000%
310374CF1823F. Random Walk000.000%
310376CF1824B1. LuoTianyi and the Floating Islands (Easy Version)000.000%
310377CF1824B2. LuoTianyi and the Floating Islands (Hard Version)000.000%
310378CF1824C. LuoTianyi and XOR-Tree000.000%
310380CF1824E. LuoTianyi and Cartridge000.000%
310384CF1825D1. LuoTianyi and the Floating Islands (Easy Version)000.000%
310385CF1825D2. LuoTianyi and the Floating Islands (Hard Version)000.000%
310386CF1825E. LuoTianyi and XOR-Tree000.000%
310394CF1827B1. Range Sorting (Easy Version)000.000%
310397CF1827D. Two Centroids000.000%
310398CF1827E. Bus Routes000.000%
310415CF1830A. Copil Copac Draws Trees000.000%
310418CF1830D. Mex Tree000.000%
310423CF1831C. Copil Copac Draws Trees000.000%
310426CF1831F. Mex Tree000.000%
310440CF1833G. Ksyusha and Chinchilla0100.000%
310442CF1834B. Maximum Strength000.000%
310463CF1837E. Playoff Fixing000.000%
310495CF1842F. Tenzing and Tree000.000%
310501CF1843C. Sum in Binary Tree000.000%
310502CF1843D. Apple Tree000.000%
310504CF1843F1. Omsk Metro (simple version)000.000%
310505CF1843F2. Omsk Metro (hard version)000.000%
310513CF1844G. Tree Weights000.000%
310524CF1846D. Rudolph and Christmas Tree000.000%
310546CF1849F. XOR Partition000.000%
310560CF1851F. Lisa and the Martians000.000%
310561CF1851G. Vlad and the Mountains000.000%
310578CF1854D. Michael and Hotel000.000%
310592CF1856E1. PermuTree (easy version)000.000%
310593CF1856E2. PermuTree (hard version)000.000%
310597CF1857D. Strong Vertices000.000%
310600CF1857G. Counting Graphs000.000%
310604CF1858D. Trees and Segments000.000%
310605CF1858E1. Rollbacks (Easy Version)000.000%
310606CF1858E2. Rollbacks (Hard Version)000.000%
310612CF1859F. Teleportation in Byteland000.000%
310621CF1861C. Queries for the Array000.000%
310629CF1862E. Kolya and Movie Theatre000.000%
310639CF1863H. Goldberg Machine 3000.000%
310640CF1863I. Redundant Routes000.000%
310648CF1864H. Asterism Stream000.000%
310660CF1866K. Keen Tree Calculation000.000%
310669CF1867F. Most Different Tree000.000%
310673CF1868C. Travel Plan000.000%
310674CF1868D. Flower-like Pseudotree000.000%
310683CF1869F. Flower-like Pseudotree000.000%
310691CF1870H. Standard Graph Problem000.000%
310704CF1873F. Money Trees060.000%
310706CF1873H. Mad City020.000%
310725CF1876E. Ball-Stackable000.000%
310727CF1876G. Clubstep000.000%
310734CF1877G. Ball-Stackable000.000%
310741CF1878G. wxhtzdy ORO Tree000.000%
310746CF1879E. Interactive Game with Coloring000.000%
310753CF1881F. Minimum Maximum Distance000.000%
310758CF1882D. Tree XOR000.000%
310785CF1887D. Split000.000%
310799CF1889D. Game of Stacks000.000%
310800CF1889E. Doremy's Swapping Trees000.000%
310801CF1889F. Doremy's Average Tree000.000%
310808CF1890F. Game of Stacks000.000%
310814CF1891F. A Growing Tree000.000%
310825CF1895A. Treasure Chest000.000%
310828CF1895D. XOR Construction000.000%
310852CF1899F. Alex's whims040.000%
310853CF1899G. Unusual Entertainment020.000%
310856CF1900C. Anji's Binary Tree000.000%
310864CF1901E. Compressed Tree000.000%
310870CF1902E. Collapsing Strings000.000%
310871CF1902F. Trees and XOR Queries Again000.000%
310878CF1903F. Babysitting000.000%
310884CF1904E. Tree Queries000.000%
310885CF1904F. Beautiful Tree000.000%
310887CF1905B. Begginer's Zelda000.000%
310890CF1905E. One-X000.000%
310927CF1910F. Build Railway Stations000.000%
310955CF1913D. Array Collapse000.000%
310964CF1914F. Programming Competition000.000%
310965CF1914G1. Light Bulbs (Easy Version)000.000%
310978CF1916E. Happy Life in University000.000%
310980CF1916G. Optimizations From Chelsu000.000%
310988CF1917F. Construct Tree000.000%
310994CF1918F. Caterpillar on a Tree000.000%
310999CF1919D. 01 Tree000.000%
311003CF1919G. Tree LGM000.000%
311004CF1919H. Tree Diameter000.000%
311011CF1920F2. Smooth Sailing (Hard Version)000.000%
311029CF1923E. Count Paths000.000%
311049CF1926G. Vlad and Trouble at MIT000.000%
311055CF1927F. Microcycle000.000%
311066CF1929D. Sasha and a Walk in the City000.000%
311067CF1929E. Sasha and the Happy Tree Cutting000.000%