ID 题目 显示标签 隐藏标签 AC / 尝试 难度
401 AT2168   D - At Most 3 (Contestant ver.) 0 / 0 (无)
403 AT2169   E - Takahashi and Animals 0 / 0 (无)
404 AT2170   F - Two Spanning Trees 0 / 0 (无)
405 AT2171   G - Intersection of Polygons 0 / 0 (无)
406 AT2172   Ex - Fill Triangle 0 / 0 (无)
838 AT2173   A - ASCII code 0 / 0 (无)
840 AT2174   B - Takahashi's Failure 0 / 0 (无)
841 AT2175   C - Slot Strategy 0 / 0 (无)
842 AT2176   D - Distinct Trio 0 / 0 (无)
843 AT2177   E - Road Reduction 0 / 0 (无)
844 AT2178   F - Bread 0 / 0 (无)
845 AT2179   G - Pre-Order 0 / 0 (无)
847 AT2180   Ex - K-th beautiful Necklace 0 / 0 (无)
829 AT2181   A - Median? 0 / 0 (无)
830 AT2182   B - Distance Between Tokens 0 / 0 (无)
831 AT2183   C - Max - Min Query 0 / 0 (无)
832 AT2184   D - FizzBuzz Sum Hard 0 / 0 (无)
833 AT2185   E - Distance Sequence 0 / 0 (无)
834 AT2186   F - Operations on a Matrix 0 / 0 (无)
836 AT2187   G - Swap Many Times 0 / 0 (无)
837 AT2188   Ex - We Love Forest 0 / 0 (无)
819 AT2189   A - Last Two Digits 0 / 0 (无)
820 AT2190   B - Practical Computing 0 / 0 (无)
821 AT2191   C - K Swap 0 / 0 (无)
822 AT2192   D - Together Square 0 / 0 (无)
823 AT2193   E - Small d and k 0 / 0 (无)
825 AT2194   F - Rectangle GCD 0 / 0 (无)
826 AT2195   G - Elevators 0 / 0 (无)
828 AT2196   Ex - Multiply or Divide by 2 0 / 0 (无)
809 AT2197   A - You should output ARC, though this is ABC. 0 / 0 (无)
810 AT2198   B - Light It Up 0 / 0 (无)
811 AT2199   C - ±1 Operation 1 0 / 0 (无)
812 AT2200   D - ±1 Operation 2 0 / 0 (无)
814 AT2201   E - Lucky Numbers 0 / 0 (无)
816 AT2202   F - Pre-order and In-order 0 / 0 (无)
817 AT2203   G - Constrained Nim 0 / 0 (无)
818 AT2204   Ex - Range Harvest Query 0 / 0 (无)
799 AT2205   A - 2^N 0 / 0 (无)
800 AT2206   B - Batters 0 / 0 (无)
801 AT2207   C - Filling 3x3 array 11 / 24 6
804 AT2208   D - Union of Interval 9 / 26 7
805 AT2209   E - Takahashi's Anguish 8 / 21 7
806 AT2210   F - Cumulative Cumulative Cumulative Sum 0 / 1 10
807 AT2211   G - Black and White Stones 5 / 13 9
808 AT2212   Ex - I like Query Problem 0 / 0 (无)
789 AT2213   A - A to Z String 2 0 / 0 (无)
792 AT2214   B - 1D Pawn 0 / 0 (无)
793 AT2215   C - Robot Takahashi 0 / 0 (无)
794 AT2216   D - Jumping Takahashi 2 0 / 0 (无)
795 AT2217   E - Addition and Multiplication 2 0 / 0 (无)
796 AT2218   F - Teleporter Setting 0 / 0 (无)
797 AT2219   G - Prefix Concatenation 0 / 0 (无)
798 AT2220   Ex - Dice Sum 2 0 / 0 (无)
781 AT2221   A - When? 0 / 0 (无)
782 AT2222   B - Number Box 0 / 0 (无)
783 AT2223   C - Rotation 0 / 0 (无)
784 AT2224   D - Trophy 0 / 0 (无)
785 AT2225   E - Packing Potatoes 0 / 0 (无)
786 AT2226   F - Main Street 0 / 0 (无)
787 AT2227   G - Triangle 0 / 0 (无)
788 AT2228   Ex - Odd Steps 0 / 0 (无)
769 AT2229   A - Growth Record 0 / 0 (无)
770 AT2230   B - Counterclockwise Rotation 0 / 0 (无)
771 AT2231   C - XX to XXX 0 / 0 (无)
772 AT2232   D - Circumferences 0 / 0 (无)
773 AT2233   E - LCM on Whiteboard 0 / 0 (无)
774 AT2234   F - Select Edges 0 / 0 (无)
775 AT2235   G - Grid Card Game 0 / 0 (无)
778 AT2236   Ex - Yet Another Path Counting 0 / 1 10
759 AT2237   A - A Unique Letter 0 / 0 (无)
760 AT2238   B - Better Students Are Needed! 0 / 0 (无)
761 AT2239   C - Changing Jewels 0 / 0 (无)
762 AT2240   D - Draw Your Cards 0 / 0 (无)
763 AT2241   E - At Least One 0 / 0 (无)
765 AT2242   F - Find 4-cycle 0 / 0 (无)
766 AT2243   G - Scalene Triangle Area 0 / 0 (无)
767 AT2244   Ex - Colorfulness 0 / 0 (无)
749 AT2245   A - Intersection 0 / 0 (无)
750 AT2246   B - Tournament Result 0 / 0 (无)
751 AT2247   C - NewFolder(1) 0 / 0 (无)
753 AT2248   D - Flipping and Bonus 0 / 0 (无)
754 AT2249   E - Many Operations 0 / 0 (无)
755 AT2250   F - Sorting Color Balls 0 / 0 (无)
756 AT2251   G - Replace 0 / 0 (无)
758 AT2252   Ex - Game on Graph 0 / 0 (无)
739 AT2253   A - World Cup 0 / 0 (无)
741 AT2254   B - Triangle (Easier) 0 / 0 (无)
742 AT2255   C - Min Max Pair 0 / 0 (无)
743 AT2256   D - I Hate Non-integer Number 0 / 0 (无)
744 AT2257   E - Red and Blue Graph 0 / 0 (无)
745 AT2258   F - Erase and Rotate 0 / 0 (无)
747 AT2259   G - LIS with Stack 0 / 0 (无)
748 AT2260   Ex - Max Limited Sequence 0 / 0 (无)
730 AT2261   A - Full House 0 / 0 (无)
731 AT2262   B - Ancestor 0 / 0 (无)
732 AT2263   C - Monotonically Increasing 0 / 0 (无)
733 AT2264   D - Left Right Operation 0 / 0 (无)
734 AT2265   E - Sugoroku 3 0 / 0 (无)
736 AT2266   F - Tournament 0 / 0 (无)
737 AT2267   G - Erasing Prime Pairs 0 / 0 (无)

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