ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1173 REC   Recurrence 0 / 0 (无)
3911 RECPWSUM   Recurrence Power Sum 0 / 0 (无)
557 RECTANGL   Rectangles 0 / 0 (无)
3856 RECTANGLE   Honest Rectangle 0 / 0 (无)
1586 RECTMAT   Rectangles in a Matrix 0 / 0 (无)
144 RECTNG1   Rectangles 0 / 0 (无)
638 RECTNG2   Partitions 0 / 0 (无)
3851 REDARR2   Reduce the array 0 / 0 (无)
2210 REDCROSS   Red Cross Hospital 0 / 0 (无)
3454 REDRONESIA   Counting Words 0 / 0 (无)
3505 REDSUBLIA   Single substitutions 0 / 0 (无)
1951 REGPOLYG   Regular Convex Polygon 0 / 0 (无)
66 RELATS1   Relations 0 / 0 (无)
481 RELINETS   Reliable Nets 0 / 0 (无)
885 RELJEF   Reljef 0 / 0 (无)
577 REMGAME   Stone Removing Game 0 / 0 (无)
1881 REMOVE   Help the Airline Company 0 / 0 (无)
109 RENT   Rent your airplane and make money 0 / 0 (无)
1051 REPAIR1   Repair the Door 0 / 0 (无)
304 REPEATS   Repeats 0 / 0 (无)
653 RESIST   Kirchhof Law 0 / 0 (无)
2010 RESOURCE   Resource Management 0 / 0 (无)
2129 RESTACK   Restacking haybales 2012 0 / 0 (无)
1921 RESTAURN   Working at the Restaurant 0 / 0 (无)
2533 RETDIG   Return of the Digger 0 / 0 (无)
3201 RETRO   Retrovirus 0 / 0 (无)
3035 REVADD   Special Numbers (Reverse and Add) 0 / 0 (无)
1852 REVFIB   Revenge of Fibonacci 0 / 0 (无)
1950 REVIEW   Peer Review 0 / 0 (无)
1657 REVSEQ   Reverse the Sequence 0 / 0 (无)
3852 RGBRED   Color Play 0 / 0 (无)
103 RHOMBS   Rhombs 0 / 0 (无)
957 RIGHTTRI   Right Triangle Counting 0 / 0 (无)
2335 RIOI_2_3   Path of the righteous man 0 / 0 (无)
2368 RIOI_3_2   Counting 0 / 0 (无)
3122 RIVALS   Rivals 0 / 0 (无)
3909 RKRCTAN   The Attack Titan 0 / 0 (无)
2877 RKS   RK Sorting 0 / 0 (无)
2853 RLCAT   Robert Langdon & Class Attendance 0 / 0 (无)
2854 RLCIPHER   Robert Langdon & Cipher 0 / 0 (无)
2822 RLE   Run length encoding 0 / 0 (无)
1122 RLM   Run-Length Mathematics 0 / 0 (无)
2860 RLTHREE   Robert Langdon & The Rule of Three 0 / 0 (无)
2855 RLTOUR   Robert Langdon & Florence 0 / 0 (无)
2632 RMID   Running Median 0 / 0 (无)
2750 RMID2   Running Median Again 0 / 0 (无)
2598 RMOVIE   A Romantic Movie Outing 0 / 0 (无)
1952 RMTLAND   Remoteland 0 / 0 (无)
1346 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)
1601 ROADTRIP   Road trip 0 / 0 (无)
1258 ROBBERY2   Robbery 2 0 / 0 (无)
823 ROBIN   Robintron 0 / 0 (无)
425 ROBOT   Robot Number M 0 / 0 (无)
1843 ROBOTGRI   Robots on a grid 0 / 0 (无)
3930 ROBOWORLD   Robot World 0 / 0 (无)
128 ROCK   Sweet and Sour Rock 0 / 0 (无)
149 ROCKETS   Rockets 0 / 0 (无)
2626 ROHAAN   Defend The Rohan 0 / 0 (无)
2211 ROIM   Boa viagem, Roim 0 / 0 (无)
572 ROLLBALL   The Rolling Ball 0 / 0 (无)
171 ROMAN   Converting number formats 0 / 0 (无)
2256 ROMAN008   ROMAN NUMERALS 0 / 0 (无)
558 ROMANRDS   Roman Roads 0 / 0 (无)
3247 ROOBOT   Robot 0 / 0 (无)
1401 ROOKS   Chess part1 0 / 0 (无)
606 ROOT   Root of a Linear Equation 0 / 0 (无)
1262 ROOTCIPH   Decipher 0 / 0 (无)
2240 ROT   Rescue On Time 0 / 0 (无)
2280 ROULETTD   Natalia Spins The Roulette 0 / 0 (无)
788 ROUNDT   Round Table 0 / 0 (无)
1927 ROUTING   Routing 0 / 0 (无)
489 RP   Life, the Universe, and Everything II 0 / 0 (无)
1336 RPAR   Raining Parabolas 0 / 0 (无)
259 RPGAMES   Roll Playing Games 0 / 0 (无)
2151 RPLA   Answer the boss! 0 / 0 (无)
2152 RPLB   Blueberries 0 / 0 (无)
2153 RPLC   Coke madness 0 / 0 (无)
2154 RPLD   Database 0 / 0 (无)
2155 RPLE   Espionage 0 / 0 (无)
2181 RPLG   Goto & labels 0 / 0 (无)
2182 RPLH   Hard Launching 0 / 0 (无)
2183 RPLI   Ignore the bounds 0 / 0 (无)
2184 RPLJ   Just the distance 0 / 0 (无)
2215 RPLK   Kind and gently 0 / 0 (无)
2216 RPLL   Lifesavers 0 / 0 (无)
2217 RPLM   Mountain Cave 0 / 0 (无)
2218 RPLN   Negative Score 0 / 0 (无)
744 RPS   Finding the Top RPS Player 0 / 0 (无)
1267 RPSSL   Rock-Paper-Scissors-Lizard-Spock 0 / 0 (无)
3600 RPSWAR   RPS Warfare 0 / 0 (无)
2065 RRANGE   Ranges 0 / 0 (无)
2867 RROOT   REAL ROOTS 0 / 0 (无)
705 RRSCHED   Round-Robin Scheduling 0 / 0 (无)
2099 RS2D   Happiness at the lowest cost 0 / 0 (无)
3630 RSHIFT   Right Shift 0 / 0 (无)
445 RSORTING   Ranklist Sorting 0 / 0 (无)

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