ID Problem Show tags Hide tags AC / Tried Difficulty
801 P1800  Magic Trick 0 / 0 (None)
802 P1801  Formula Racing 0 / 0 (None)
803 P1802  Ancient Plates 0 / 0 (None)
804 P1803  Box Art 0 / 0 (None)
805 P1804  Brainman 0 / 0 (None)
806 P1805  Friends 0 / 0 (None)
807 P1806  Manhattan 2025 0 / 0 (None)
808 P1807  Mayan Dates 0 / 0 (None)
809 P1808  Quadratic Residues 0 / 0 (None)
810 P1809  Regetni 0 / 0 (None)
811 P1810  Covering 0 / 0 (None)
812 P1811  Prime Test 0 / 0 (None)
813 P1812  Zuma Game 0 / 0 (None)
814 P1813  Overlapped Shapes 0 / 0 (None)
815 P1814  Polynomial 0 / 0 (None)
816 P1815  Friendship 0 / 0 (None)
817 P1816  Wild Words 0 / 0 (None)
818 P1817  Traffic Jam 0 / 0 (None)
819 P1818  ATP 0 / 0 (None)
820 P1819  Disks 0 / 0 (None)
821 P1820  Expression 0 / 0 (None)
822 P1821  Fence 0 / 0 (None)
823 P1822  Fence2 0 / 0 (None)
824 P1823  Hotel 0 / 0 (None)
825 P1824  TwoFour 0 / 0 (None)
826 P1825  Young 0 / 0 (None)
827 P1826  The Best Farm 0 / 0 (None)
828 P1827  A Bunch Of Monsters 0 / 0 (None)
829 P1828  Monkeys' Pride 0 / 0 (None)
830 P1829  火力防御网 0 / 0 (None)
831 P1830  开关问题 0 / 0 (None)
832 P1831  不定方程组 0 / 0 (None)
833 P1832  连环锁 0 / 0 (None)
834 P1833  排列 0 / 0 (None)
835 P1834  线段处理 0 / 0 (None)
836 P1835  宇航员 0 / 0 (None)
837 P1836  Alignment 0 / 0 (None)
838 P1837  Balance 0 / 0 (None)
839 P1838  Banana 0 / 0 (None)
840 P1839  Cattle 0 / 0 (None)
841 P1840  Eqs 0 / 0 (None)
842 P1841  Meadow 0 / 0 (None)
843 P1842  Parking 0 / 0 (None)
844 P1843  Shire 0 / 0 (None)
845 P1844  Sum 0 / 0 (None)
846 P1845  Sumdiv 0 / 0 (None)
847 P1846  System 0 / 0 (None)
848 P1847  Tram 0 / 0 (None)
849 P1848  Tree 0 / 0 (None)
850 P1849  Two 0 / 0 (None)
851 P1850  Code 0 / 0 (None)
852 P1851  Map 0 / 0 (None)
853 P1852  Ants 0 / 0 (None)
854 P1853  Cat 0 / 0 (None)
855 P1854  Evil Straw Warts Live 0 / 0 (None)
856 P1855  Mint 0 / 0 (None)
857 P1856  Sea Battle 0 / 0 (None)
858 P1857  To Europe! To Europe! 0 / 0 (None)
859 P1858  Interesting Maze Game 0 / 0 (None)
860 P1859  The Perfect Symmetry 0 / 0 (None)
861 P1860  Currency Exchange 0 / 0 (None)
862 P1861  Network 0 / 0 (None)
863 P1862  Stripies 0 / 0 (None)
864 P1863  Subnumber 0 / 0 (None)
865 P1864  Funny Card Game 0 / 0 (None)
866 P1865  Practice 0 / 0 (None)
867 P1866  Help! 0 / 0 (None)
868 P1867  Treequivalence 0 / 0 (None)
869 P1868  Antiarithmetic? 0 / 0 (None)
870 P1869  Test 0 / 0 (None)
871 P1870  Bee Breeding 0 / 0 (None)
872 P1871  Bullet Hole 0 / 0 (None)
873 P1872  A Dicey Problem 0 / 0 (None)
874 P1873  The Fortified Forest 0 / 0 (None)
875 P1874  Trade on Verweggistan 0 / 0 (None)
876 P1875  Robot 0 / 0 (None)
877 P1876  The Letter Carrier's Rounds 0 / 0 (None)
878 P1877  Flooded! 0 / 0 (None)
879 P1878  Jill's Bike 0 / 0 (None)
880 P1879  Tempus et mobilius Time and motion 0 / 0 (None)
881 P1880  Variable Radix Huffman Encoding 0 / 0 (None)
882 P1881  Sail Race 0 / 0 (None)
883 P1882  Stamps 0 / 0 (None)
884 P1883  Theseus and the Minotaur 0 / 0 (None)
885 P1884  Train Time 0 / 0 (None)
886 P1885  Uncompress 0 / 0 (None)
887 P1886  Borrowers 0 / 0 (None)
888 P1887  Testing the CATCHER 0 / 0 (None)
889 P1888  Crossword Answers 0 / 0 (None)
890 P1889  Package Pricing 0 / 0 (None)
891 P1890  Switching Channels 0 / 0 (None)
892 P1891  Typesetting 0 / 0 (None)
893 P1892  VTAS - Vessel Traffic Advisory Service 0 / 0 (None)
894 P1893  Monitoring Wheelchair Patients 0 / 0 (None)
895 P1894  Alternative Scale of Notation 0 / 0 (None)
896 P1895  Bring Them There 0 / 0 (None)
897 P1896  Code Formatting 0 / 0 (None)
898 P1897  Data Mining 0 / 0 (None)
899 P1898  Entropy 0 / 0 (None)
900 P1899  Farmer Bill's Problem 0 / 0 (None)

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