ID 题目 显示标签 隐藏标签 AC / 尝试 难度
204 204   [2026 January TFOJ Easy Round] Supermarket Promotion 4 / 8 1
205 205   [2026 January TFOJ Easy Round] Balanced Sequence Division 4 / 6 2
206 206   [2026 January TFOJ Easy Round] Simple Range Game 4 / 18 7
207 207   [2026 January TFOJ Easy Round] Interval Product 4 / 6 3
209 209   [Sleeping Cup #8 / CFCOI Collection 1] Fibonacci Equations 17 / 62 3
210 210   [Sleeping Cup #8 / CFCOI Collection 1] Super Laser Gun 12 / 115 4
211 211   [Sleeping Cup #8 / CFCOI Collection 1] Balanced Trees 11 / 33 6
212 212   [Sleeping Cup #8 / CFCOI Collection 1] Sorrowful Substrings 12 / 38 6
213 213   [Sleeping Cup #8 / CFCOI Collection 1] Extraordinary TSP Problem 10 / 30 6
214 214   [Sleeping Cup #8 / CFCOI Collection 1] Trivial Array Queries 10 / 85 8
215 215   [Sleeping Cup #8 / CFCOI Collection 1] Returning Brooms 6 / 26 8
216 216   [Extra Contest #6 / CFCOI Collection 1 Appendix] Unique Laser Gun 5 / 35 6
225 225   [User Entry] 数据结构 8 / 41 8
234 234   [Sleeping Cup #9] The Zero Point 7 / 25 6
239 239   [CFCOI Collection 2] Free Grid 5 / 51 8
240 240   [CFCOI Collection 2] DAG Construction 4 / 8 6
241 241   [CFCOI Collection 2] Tangram Numbers 4 / 36 6
242 242   [CFCOI Collection 2] Tree Deletion 4 / 4 5
243 243   [CFCOI Collection 2] Guessing Binary String 5 / 14 3
244 244   [CFCOI Collection 2] Not a Number Theoretical Blocking Problem 4 / 4 5
245 245   [CFCOI Collection 2] Square Sum 5 / 5 2
246 246   [CFCOI Collection 2] Super Terrain Transformation Simulator 4 / 4 5
247 247   [CFCOI Collection 2] Integral IoU Sum 5 / 7 4
248 248   [CFCOI Collection 2] Sequence Crypto 4 / 12 4
249 249   [2026 February TFOJ Normal Round] Seesaw Management 2 / 2 2
250 250   [2026 February TFOJ Normal Round] Digit Equation 2 / 2 5
251 251   [2026 February TFOJ Normal Round] Minimum Spanning Tree 2 / 2 6
252 252   [2026 February TFOJ Normal Round] Charity Auctions 2 / 2 7
257 257   [2026 March TFOJ Easy Round] Addition 4 / 4 1
258 258   [2026 March TFOJ Easy Round] Watermelon Purchase 1 3 / 3 1
259 259   [2026 March TFOJ Easy Round] River Drifting 3 / 3 1
260 260   [2026 March TFOJ Easy Round] Linear Geometry 3 / 3 1
261 261   [2026 March TFOJ Easy Round] Watermelon Purchase 2 3 / 3 2
262 262   [2026 March TFOJ Easy Round] Maintenance 3 / 3 1
263 263   [2026 March TFOJ Easy Round] Watermelon Purchase 3 3 / 3 2
264 264   [2026 March TFOJ Easy Round] Picking Candy 3 / 3 4