| 2051 | Qmatrix | Dan Pracsiu | preOJI 2016, clasa a 9-a |      1/5 |
| 2052 | Qnp | Adrian Budau, Andrei Popa, Mihai Calancea | Algoritmiada 2017, Runda 1 | N/A |
| 2053 | Qtri | Andrei Grigorean | FMI No Stress 2010 | N/A |
| 2054 | Quadratum | Paul Diac | ACM 2014 | N/A |
| 2055 | Queue | Serban Andrei Stan | Algoritmiada 2013, Runda 2 | N/A |
| 2056 | Qvect | Eugen Nodea | ONI 2014 Clasa a 9-a | N/A |
| 2057 | Qxy | Gemene Narcis - Gabriel | preOJI 2016, clasele 11-12 |      1/5 |
| 2058 | Raci | Andrei Cristian Lambru | Infoarena Monthly 2014, Runda 9 | N/A |
| 2059 | Raco | Mihai Gheorghe | .com 2012 Runda 2 | N/A |
| 2060 | Radacina | Mihai Calancea | Infoarena Monthly 2012, Runda 5 | N/A |
| 2061 | Radacina2 | Eugenie Daniel Posdarascu | Algoritmiada 2013, Runda 4 |      4/5 |
| 2062 | Radare | Andrei Parvu, Bogdan-Cristian Tataroiu | ONI 2011, clasele 11-12 | N/A |
| 2063 | Radiatie | Mircea Bogdan Pasoi | preONI 2007, Runda 1 |      5/5 |
| 2064 | Radio | Mugurel Ionut Andreica | Romanian Open Contest, TIMUS 2001 | N/A |
| 2065 | Radio2 | Alexandru Tomescu, Paul-Dan Baltescu | Lot Alba Iulia 2010, Baraj 3 | N/A |
| 2066 | Radioactiv | Rodica Pintea | Lot Arad 2011 - Baraj 4 Juniori | N/A |
| 2067 | Radix Sort | Arhiva Educationala | Arhiva Educationala | N/A |
| 2068 | Rafaela | Andrei Ciocan, Vlad Ionescu | Lot Sovata 2014 Seniori Baraj 2 | N/A |
| 2069 | Rafturi | Sanda Junea | ONI 2009 clasa a 9-a | N/A |
| 2070 | Raliu | Andrei Ciupan, Andrei Parvu | Algoritmiada 2011, Runda 2 | N/A |
| 2071 | Rama | Cosmin Silvestru Negruseri | Algoritmiada 2013, Runda 4 | N/A |
| 2072 | Ramen | Mihai Calancea | OJI 2018, Clasele 11-12 | N/A |
| 2073 | Random | | FMI No Stress 6 | N/A |
| 2074 | Randomizare | Andrei Grigorean, Andrei Paul Puni, Cosmin Gheorghe | Lot Alba Iulia 2010, Baraj 3 | N/A |
| 2075 | Randuri | Constantin Galatan | ONI 2007, clasa 10 | N/A |
| 2076 | Range minimum query | Arhiva Educationala | ad-hoc | N/A |
| 2077 | RangeMode | Cosmin Silvestru Negruseri | Infoarena Cup 2013 |      5/5 |
| 2078 | Rascoala | Lukacs Sandor | ONI 2014 Clasa a 10-a | N/A |
| 2079 | Ratina | Dan-Ionut Fechete | ONI 2006 | N/A |
| 2080 | Rating | Eugenie Daniel Posdarascu | Algoritmiada 2016 - Runda 2, Juniori | N/A |
| 2081 | Ratphu | Andrei Grigorean | Stelele Informaticii 2010 | N/A |
| 2082 | Ratway | Bogdan Iordache | InfoOltenia 2018 - Clasele 11 - 12 | N/A |
| 2083 | Rayman | Chichirim George | Junior Challenge 2015 | N/A |
| 2084 | Rays | Filip Cristian Buruiana | preONI 2008 Runda 2 | N/A |
| 2085 | Razboi 2 | Cristian Cadar | Lista lui Francu | N/A |
| 2086 | Războiul lui Vlăduț | Ciprian Oprisa, Tudor Muresan | ad-hoc | N/A |
| 2087 | Razboiul lumilor | Mugurel Ionut Andreica | Happy Coding 2 |      3/5 |
| 2088 | Razbunare | Razvan Salajan | Lot 2017 Baraj 3 | N/A |
| 2089 | Raze | Marius Nicoli | ONI gimnaziu 2010, clasa a 8-a | N/A |
| 2090 | Re:Adunare | Lucian Bicsi | FMI No Stress 2017 | N/A |
| 2091 | Reactii | Marinel Serban | ONI 2009, clasa a 10-a | N/A |
| 2092 | Reactivi | Marinel Serban | OJI 2004, clasa a 9-a | N/A |
| 2093 | Reactor | Adrian Panaete | ProSoft@NT 2017 | N/A |
| 2094 | Reborn | Eugenie Daniel Posdarascu | Algoritmiada 2014, Runda 3 |      2/5 |
| 2095 | Rebus | Cristi Banu, Radu Visan | Romanian Collegiate Programming Contest 2019 | N/A |
| 2096 | Rec | Suzana Galatan | Lot Juniori 2009 - Baraj 1 | N/A |
| 2097 | Reconst | Adrian Airinei | Junior Challenge 2008 | N/A |
| 2098 | Rectangles | Paul-Dan Baltescu | Concurs Mihai Patrascu 2013 | N/A |
| 2099 | Recurenta | Stefan Alexandru Filip | Algoritmiada 2009, Runda 3 | N/A |
| 2100 | Recurenta2 | Cosmin Silvestru Negruseri | Algoritmiada 2010, Runda 2 | N/A |