ID 题目 显示标签 隐藏标签 AC / 尝试 难度
320 P1778A   Flip Flop Sum 0 / 0 3
314 P1779A   Hall of Fame 0 / 0 3
306 P1780A   Hayato and School 0 / 0 3
300 P1781A   Parallel Projection 0 / 0 3
291 P1783A   Make it Beautiful 0 / 0 3
278 P1786A1   Non-alternating Deck (easy version) 0 / 0 3
277 P1786A2   Alternating Deck (hard version) 0 / 0 3
275 P1787A   Exponential Equation 0 / 0 3
266 P1788A   One and Two 0 / 0 3
260 P1789A   Serval and Mocha's Array 0 / 0 3
259 P1789B   Serval and Inversion Magic 0 / 0 3
254 P1790A   Polycarp and the Day of Pi 0 / 0 3
253 P1790B   Taisia and Dice 0 / 0 3
247 P1791A   Codeforces Checking 0 / 0 3
246 P1791B   Following Directions 0 / 0 3
245 P1791C   Prepend and Append 0 / 0 3
239 P1792A   GamingForces 0 / 0 3
232 P1793A   Yet Another Promotion 0 / 0 3
226 P1794A   Prefix and Suffix Array 0 / 0 3
221 P1795A   Two Towers 0 / 0 3
214 P1796A   Typical Interview Problem 0 / 0 3
208 P1797A   Li Hua and Maze 0 / 0 3
202 P1798A   Showstopper 0 / 0 3
196 P1799A   Recent Actions 0 / 0 3
187 P1800A   Is It a Cat? 0 / 0 3
171 P1802A   Likes 0 / 0 3
169 P1804A   Lame King 0 / 0 3
161 P1805A   We Need the Zero 0 / 0 3
160 P1805B   The String Has a Target 0 / 0 3
154 P1806A   Walking Master 0 / 0 3
147 P1807A   Plus or Minus 0 / 0 3
146 P1807B   Grab the Candies 0 / 0 3
145 P1807C   Find and Replace 0 / 0 3
132 P1809A   Garland 0 / 0 3
125 P1810A   Beautiful Sequence 0 / 0 3
124 P1810B   Candies 0 / 0 3
117 P1811A   Insert Digit 0 / 0 3
109 P1814A   Coins 0 / 0 3
97 P1816A   Ian Visits Mary 0 / 0 3
89 P1818A   Politics 0 / 0 3
81 P1820A   Yura's New Name 0 / 0 3
79 P1821A   Matching 0 / 0 3
73 P1822A   TubeTube Feed 0 / 0 3
72 P1822B   Karina and Array 0 / 0 3
71 P1822C   Bun Lover 0 / 0 3
65 P1823A   A-characteristic 0 / 0 3
53 P1825A   LuoTianyi and the Palindrome String 0 / 0 3
38 P1828A   Divisible Array 0 / 0 3
36 P1829A   Love Story 0 / 0 3
35 P1829B   Blank Space 0 / 0 3

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