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ナンバー 問題名 レベル タグ 作問者 Solved Fav
1901 bitwise xor convolution (characteristic 2) noshi91 11 3
1900 Don't be Powers of 2 Shirotsume 48 7
1899 L1 Cafe Shirotsume 50 3
1898 Battle and Exchange Shirotsume 32 3
1897 Sum of 2nd Max Shirotsume 86 6
1896 Arrays and XOR Procedure 2 Shirotsume 68 3
1895 Mod 2 Shirotsume 110 15
1894 Delete AB Shirotsume 125 5
1893 Cycle Shirotsume 278 1
1891 Static Xor Range Composite Query SSRS 23 5
1890 Many Sequences Sum Queries matcharate12 59 2
1889 K Consecutive Ks (Hard) miscalc 22 6
1888 Odd Insertion miscalc 11 3
1887 K Consecutive Ks (Easy) miscalc 52 1
1886 Sum of Slide Max miscalc 92 7
1885 Flat Permutation miscalc 125 12
1884 Sequence miscalc 167 5
1883 SLASH miscalc 335 1
1882 Areas of Triangle matcharate12 95 0
1881 Everything is the same... 37zigen 6 1
1880 Many Ways 37zigen 46 4
1879 How many matchings? 37zigen 55 5
1878 union-find の数え上げ 37zigen 43 6
1877 俺自身が線グラフになることだ 37zigen 63 1
1876 Xor of Sum ytqm3 46 5
1875 Flip Cards ytqm3 12 2
1874 Minimum of Sum of Rectangles shiomusubi496 13 2
1873 Bracket Swapping ytqm3 32 7
1872 Dictionary Order shiomusubi496 68 5
1871 divisXor NaHCO314 97 4
1870 Xor Matrix ytqm3 109 6
1869 Doubling? Falcon_ 134 1
1868 Teleporting Cyanmond shiomusubi496 155 5
1867 Partitions and Inversions Cyanmond 15 5
1866 Unfair Tournament Cyanmond 20 2
1865 Make Cycle NaHCO314 102 8
1864 Shortest Paths Counting Chippppp 49 4
1863 Xor Sum 2...? NaHCO314 83 5
1862 Copy and Paste Chippppp 43 3
1861 Required Number sushitoruna 91 9
1860 Magnets MtSaka 188 1
1859 ><<< Shirotsume 44 6
1858 Gorgeous Knapsack Shirotsume 68 8
1857 Gacha Addiction Mitarushi 36 1
1856 Mex Sum 2 蜜蜂 34 1
1855 Intersected Lines 蜜蜂 18 3
1854 Limited Bubble Sort 蜜蜂 21 0
1853 Many Operations 蜜蜂 11 0
1852 Divide or Reduce 蜜蜂 50 5
1851 Regular Tiling 蜜蜂 68 5
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