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ナンバー 問題名 レベル タグ 作問者 Solved Fav
1889 K Consecutive Ks (Hard) miscalc 20 6
1888 Odd Insertion miscalc 11 3
1887 K Consecutive Ks (Easy) miscalc 50 1
1886 Sum of Slide Max miscalc 89 6
1885 Flat Permutation miscalc 119 11
1884 Sequence miscalc 162 5
1883 SLASH miscalc 310 1
1882 Areas of Triangle matcharate12 82 0
1881 Everything is the same... 37zigen 6 1
1880 Many Ways 37zigen 46 4
1879 How many matchings? 37zigen 53 5
1878 union-find の数え上げ 37zigen 40 6
1877 俺自身が線グラフになることだ 37zigen 62 1
1876 Xor of Sum ytqm3 42 4
1875 Flip Cards ytqm3 10 1
1874 Minimum of Sum of Rectangles shiomusubi496 10 2
1873 Bracket Swapping ytqm3 32 7
1872 Dictionary Order shiomusubi496 67 5
1871 divisXor NaHCO314 96 4
1870 Xor Matrix ytqm3 107 5
1869 Doubling? cpcznksutbeoa 125 0
1868 Teleporting Cyanmond shiomusubi496 150 4
1867 Partitions and Inversions Cyanmond 13 4
1866 Unfair Tournament Cyanmond 18 2
1865 Make Cycle NaHCO314 94 8
1864 Shortest Paths Counting Chippppp 42 4
1863 Xor Sum 2...? NaHCO314 78 4
1862 Copy and Paste Chippppp 40 2
1861 Required Number sushitoruna 94 7
1860 Magnets MtSaka 179 1
1859 ><<< Shirotsume 37 5
1858 Gorgeous Knapsack Shirotsume 58 5
1857 Gacha Addiction Mitarushi 30 1
1856 Mex Sum 2 蜜蜂 34 1
1855 Intersected Lines 蜜蜂 18 2
1854 Limited Bubble Sort 蜜蜂 21 0
1853 Many Operations 蜜蜂 11 0
1852 Divide or Reduce 蜜蜂 53 5
1851 Regular Tiling 蜜蜂 68 5
1850 Rewrite Product 蜜蜂 160 3
1849 Three Times Value matcharate12 90 2
1848 Long Prefixes potato167 29 2
1847 Good Sequence potato167 40 0
1846 Good Binary Matrix potato167 80 7
1845 Long Substrings potato167 77 3
1844 Divisors Sum Sum potato167 125 2
1843 Tree ANDistance potato167 135 5
1842 Decimal Point potato167 111 14
1841 Long Long potato167 317 0
1840 Random Painting Sumitacchan 16 8
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