ID 题目 显示标签 隐藏标签 AC / 尝试 难度
3197 RETRO  Retrovirus 0 / 0 (无)
3036 REVADD  Special Numbers (Reverse and Add) 0 / 0 (无)
1856 REVFIB  Revenge of Fibonacci 0 / 0 (无)
1954 REVIEW  Peer Review 0 / 0 (无)
1661 REVSEQ  Reverse the Sequence 0 / 0 (无)
3902 RGBRED  Color Play 0 / 0 (无)
103 RHOMBS  Rhombs 0 / 0 (无)
960 RIGHTTRI  Right Triangle Counting 0 / 0 (无)
2339 RIOI_2_3  Path of the righteous man 0 / 0 (无)
2372 RIOI_3_2  Counting 0 / 0 (无)
3127 RIVALS  Rivals 0 / 0 (无)
3958 RKRCTAN  The Attack Titan 0 / 0 (无)
2878 RKS  RK Sorting 0 / 0 (无)
2854 RLCAT  Robert Langdon & Class Attendance 0 / 0 (无)
2855 RLCIPHER  Robert Langdon & Cipher 0 / 0 (无)
2823 RLE  Run length encoding 0 / 0 (无)
1125 RLM  Run-Length Mathematics 0 / 0 (无)
2861 RLTHREE  Robert Langdon & The Rule of Three 0 / 0 (无)
2856 RLTOUR  Robert Langdon & Florence 0 / 0 (无)
2633 RMID  Running Median 1 / 1 10
2751 RMID2  Running Median Again 1 / 18 10
2599 RMOVIE  A Romantic Movie Outing 0 / 0 (无)
1956 RMTLAND  Remoteland 0 / 0 (无)
1349 RNDORDER  The Least Number 0 / 0 (无)
566 RNG  Random Number Generator 0 / 0 (无)
268 RNUMBER  Random Number 0 / 0 (无)
134 ROADNET  Road net 0 / 0 (无)
214 ROADS  Roads 0 / 0 (无)
1605 ROADTRIP  Road trip 0 / 0 (无)
1261 ROBBERY2  Robbery 2 0 / 0 (无)
825 ROBIN  Robintron 0 / 0 (无)
425 ROBOT  Robot Number M 0 / 0 (无)
1847 ROBOTGRI  Robots on a grid 0 / 0 (无)
3979 ROBOWORLD  Robot World 0 / 0 (无)
128 ROCK  Sweet and Sour Rock 0 / 0 (无)
149 ROCKETS  Rockets 0 / 0 (无)
2627 ROHAAN  Defend The Rohan 0 / 0 (无)
2215 ROIM  Boa viagem, Roim 0 / 2 10
572 ROLLBALL  The Rolling Ball 0 / 0 (无)
171 ROMAN  Converting number formats 0 / 0 (无)
2260 ROMAN008  ROMAN NUMERALS 0 / 0 (无)
558 ROMANRDS  Roman Roads 0 / 0 (无)
3244 ROOBOT  Robot 0 / 0 (无)
1404 ROOKS  Chess part1 0 / 0 (无)
606 ROOT  Root of a Linear Equation 0 / 0 (无)
1265 ROOTCIPH  Decipher 0 / 0 (无)
2244 ROT  Rescue On Time 0 / 0 (无)
2284 ROULETTD  Natalia Spins The Roulette 0 / 0 (无)
790 ROUNDT  Round Table 0 / 0 (无)
1931 ROUTING  Routing 0 / 0 (无)

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