ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1274 P1744B   Even-Odd Increments 0 / 0 3
1273 P1744C   Traffic Light 0 / 0 3
1266 P1746C   Permutation Operations 0 / 0 4
1261 P1746G   Olympiad Training 0 / 0 10
1254 P1748B   Diverse Substrings 0 / 0 4
1253 P1748C   Zero-Sum Prefixes 0 / 0 5
1249 P1749A   Cowardly Rooks 0 / 0 3
1247 P1749C   Number Game 0 / 0 4
1243 P1750A   Indirect Sort 0 / 0 3
1242 P1750B   Maximum Substring 0 / 0 3
1241 P1750C   Complementary XOR 0 / 0 4
1220 P1759A   Yes-Yes? 0 / 0 3
1213 P1760A   Medium Number 0 / 0 3
1212 P1760B   Atilla's Favorite Problem 0 / 0 3
1211 P1760C   Advantage 0 / 0 3
1210 P1760D   Challenging Valleys 0 / 0 3
1205 P1761B   Elimination of a Ring 0 / 0 3
1197 P1762B   Make Array Good 0 / 0 3
1190 P1763B   Incinerate 0 / 0 4
1188 P1763D   Valid Bitonic Permutations 0 / 0 8
1168 P1765H   Hospital Queue 0 / 0 8
1167 P1765I   Infinite Chess 0 / 0 10
1164 P1765L   Project Manager 0 / 0 9
1161 P1766A   Extremely Round 0 / 0 3
1160 P1766B   Notepad# 0 / 0 3
1159 P1766C   Hamiltonian Wall 0 / 0 4
1155 P1767A   Cut the Triangle 0 / 0 3
1147 P1768C   Elemental Decompress 0 / 0 4
1140 P1770D   Koxia and Game 0 / 0 7
1131 P1771E   Hossam and a Letter 0 / 0 9
1128 P1773B   BinCoin 0 / 0 8
1121 P1773I   Interactive Factorial Guessing 0 / 0 9
1114 P1774D   Same Count One 0 / 0 5
1112 P1774F1   Magician and Pigs (Easy Version) 0 / 0 9
1111 P1774F2   Magician and Pigs (Hard Version) 0 / 0 10
1108 P1775A1   Gardener and the Capybaras (easy version) 0 / 0 3
1103 P1775E   The Human Equation 0 / 0 7
1081 P1778A   Flip Flop Sum 0 / 0 3
1059 P1781C   Equal Frequencies 0 / 0 5
1057 P1781E   Rectangle Shrinking 0 / 0 8
1049 P1783D   Different Arrays 0 / 0 7
1046 P1783G   Weighed Tree Radius 0 / 0 10
1039 P1786A1   Non-alternating Deck (easy version) 0 / 0 3
1038 P1786A2   Alternating Deck (hard version) 0 / 0 3
1033 P1787D   Game on Axis 0 / 0 6
1031 P1787F   Inverse Transformation 0 / 0 9
1027 P1788A   One and Two 0 / 0 3
1026 P1788B   Sum of Two Numbers 0 / 0 3
1022 P1788F   XOR, Tree, and Queries 0 / 0 9
1020 P1789B   Serval and Inversion Magic 0 / 0 3
1019 P1789C   Serval and Toxel's Arrays 0 / 0 5
1018 P1789D   Serval and Shift-Shift-Shift 0 / 0 8
1017 P1789E   Serval and Music Game 0 / 0 9
1016 P1789F   Serval and Brain Power 0 / 0 10
1015 P1790A   Polycarp and the Day of Pi 0 / 0 3
1013 P1790C   Premutation 0 / 0 3
1008 P1791A   Codeforces Checking 0 / 0 3
1007 P1791B   Following Directions 0 / 0 3
1006 P1791C   Prepend and Append 0 / 0 3
990 P1793D   Moscow Gorillas 0 / 0 6
988 P1793F   Rebrending 0 / 0 10
983 P1794E   Labeling the Tree with Distances 0 / 0 9
982 P1795A   Two Towers 0 / 0 3
980 P1795C   Tea Tasting 0 / 0 5
975 P1796A   Typical Interview Problem 0 / 0 3
974 P1796B   Asterisk-Minor Template 0 / 0 3
969 P1797A   Li Hua and Maze 0 / 0 3
966 P1797D   Li Hua and Tree 0 / 0 6
963 P1798A   Showstopper 0 / 0 3
962 P1798B   Three Sevens 0 / 0 3
957 P1799A   Recent Actions 0 / 0 3
952 P1799E   City Union 0 / 0 8
948 P1800A   Is It a Cat? 0 / 0 3
940 P1800G   Symmetree 0 / 0 8
932 P1802A   Likes 0 / 0 3
931 P1802B   Settlement of Guinea Pigs 0 / 0 3
929 P1804B   Vaccination 0 / 0 3
927 P1804D   Accommodation 0 / 0 7
924 P1804G   Flow Control 0 / 0 10
917 P1805F1   Survival of the Weakest (easy version) 0 / 0 10
908 P1807A   Plus or Minus 0 / 0 3
906 P1807C   Find and Replace 0 / 0 3
905 P1807D   Odd Queries 0 / 0 3
904 P1807E   Interview 0 / 0 4
903 P1807F   Bouncy Ball 0 / 0 5
902 P1807G1   Subsequence Addition (Easy Version) 0 / 0 3
901 P1807G2   Subsequence Addition (Hard Version) 0 / 0 3
900 P1808A   Lucky Numbers 0 / 0 3
898 P1808C   Unlucky Numbers 0 / 0 6
893 P1809A   Garland 0 / 0 3
889 P1809E   Two Tanks 0 / 0 9
888 P1809F   Traveling in Berland 0 / 0 9
877 P1811B   Conveyor Belts 0 / 0 3
875 P1811D   Umka and a Long Flight 0 / 0 5
873 P1811F   Is It Flower? 0 / 0 7
869 P1812B   Was it Rated? 0 / 0 (无)
864 P1812G   Colour Vision 0 / 0 (无)
860 P1814A   Coins 0 / 0 3
853 P1815B   Sum Graph 0 / 0 7
843 P1817D   Toy Machine 0 / 0 10

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