| 1351 | Lumanari | Andrei Grigorean, Serban Andrei Stan | Algoritmiada 2013, Runda 4 | N/A |
| 1352 | Luna | Csaba Patcas | info-arena 1.0 |      1/5 |
| 1353 | Lungimi de interval | Mugurel Ionut Andreica | Happy Coding 2 |      1/5 |
| 1354 | Lupul Urias si Rau | Adrian Diaconu | preONI 2006 Runda Finala |      3/5 |
| 1355 | Macseq | Armin Asgari, Ilie Luca Mihai | Baraj Shumen Juniori ICHB-Vianu - 2022 | N/A |
| 1356 | Maestru | Teodor Ionescu | Concursul National de Informatica "Adolescent Grigore Moisil" 16 |      4/5 |
| 1357 | Mafia | Mihai Gheorghe | ONIS 2015, Runda 2 | N/A |
| 1358 | Mafioti | Adrian Budau, Andrei Grigorean | Lot Baia Mare 2013 - Baraj 3 Seniori | N/A |
| 1359 | Magazin | Mircea Bogdan Pasoi | preONI 2007, Runda 3 |      5/5 |
| 1360 | Magic | Zoltan Szabo | ONI 2009, clasa a 10-a | N/A |
| 1361 | Magic Numbers | Paul-Dan Baltescu | Selectie Girls Programming Camp | N/A |
| 1362 | Magic Sequence | Teodor Plop | Algoritmiada 2015 Runda 1 | N/A |
| 1363 | Magic2 | Clara Ionescu | Grigore Moisil 2010, clasa a 9-a | N/A |
| 1364 | Magic3 | Andrei Heidelbacher | Algoritmiada 2014, Runda Finala | N/A |
| 1365 | Magic4 | Adrian Panaete, Zoltan Szabo | Lot Râmnicu Vâlcea 2015 - Baraj 1 Seniori |      5/5 |
| 1366 | Magicmatrix | Andrei Heidelbacher | Algoritmiada 2014, Runda 1 | N/A |
| 1367 | Magnet | Adrian Budau | Algoritmiada 2016 - Runda 4 - Seniors | N/A |
| 1368 | Mai Marii Orasului | Vlad Ionescu | Algoritmiada 2013, Runda Finala |      4/5 |
| 1369 | Maimute | Catalin Francu | Lista lui Francu | N/A |
| 1370 | MakeBipartite | Andrei Constantinescu | InfoPro, Runda 2, Grupa A | N/A |
| 1371 | Mall | Bogdan Alexandru Stoica | Winter Challange, Runda 01, clasele 9-10 |      2/5 |
| 1372 | Manhattan | Zoltan Szabo | Lot 2017 Baraj 1 | N/A |
| 1373 | Manuscris | Livia Magureanu | Baraj Shumen Seniori ICHB-Vianu - 2022 | N/A |
| 1374 | Map | Sorin Stancu-Mara | PACO 2006 |      4/5 |
| 1375 | Mapal | Petru Trimbitas | Grigore Moisil 2016, Clasele 11-12 | N/A |
| 1376 | Marathon | Alessandro Bortolin | IIOT 2021-22 Runda 4 | N/A |
| 1377 | Maraton | Cristina Iordaiche | ONI gimnaziu 2010, clasa a 7-a | N/A |
| 1378 | Marbles | Filip Cristian Buruiana | preONI 2008, Runda finala | N/A |
| 1379 | Marcel | Alexandru Petrescu, Andrei Constantinescu | IIOT 2019-20 Runda 3 | N/A |
| 1380 | MarceLand | Alexandru Petrescu | Algoritmiada 2019 Runda PreOJI | N/A |
| 1381 | March | Cristina Sichim | ProSoft@NT 2017 | N/A |
| 1382 | Marele Zgomot | Petru Trimbitas | Grigore Moisil 2016, Clasa a 10-a | N/A |
| 1383 | Marfa2 | Zoltan Szabo | Lot Vaslui 2014 Seniori Baraj 5 | N/A |
| 1384 | Margele | Andrei Grigorean | Algoritmiada 2012, Runda 4 | N/A |
| 1385 | Margiki | Usurelu Florian Robert | FMI No Stress 10 | N/A |
| 1386 | Mario2 | Cristina Iordaiche | Lot Juniori Deva 2013, baraj 1 | N/A |
| 1387 | Marioneta | | Baraj Shumen Juniori ICHB-Vianu - 2022 | N/A |
| 1388 | Markon | Cosmin-Mihai Tutunaru | Concursul National Urmasii lui Moisil 2012, clasele 11-12 | N/A |
| 1389 | Marmelada | Adrian Airinei | Algoritmiada 2009, runda 3 | N/A |
| 1390 | Marmote | Andrei Grigorean | Algoritmiada 2009, Runda 2 | N/A |
| 1391 | Marsmusic | Adrian Budau | Algoritmiada 2014, Runda 3 | N/A |
| 1392 | Martian War | Bogdan Ioan Popa | IIOT 2021-22 Runda 1 | N/A |
| 1393 | Marvel | Eugenie Daniel Posdarascu | Algoritmiada 2016 - Runda 4 - Seniors | N/A |
| 1394 | Match | Adrian Budau | CEOI 2016, Ziua 2 | N/A |
| 1395 | Matcnt | Dan Pracsiu | Lot Botosani 2012 - Baraj 1 Seniori | N/A |
| 1396 | Mate | Adrian Airinei | Lot Bistrita 2009, Baraj 3 | N/A |
| 1397 | Matperm | Andrei Homescu | Selectie echipe ACM ICPC, UPB 2009 | N/A |
| 1398 | Matperm2 | Radu Szasz | Concursul National de Soft "Grigore Moisil" Lugoj, Clasele 11-12 | N/A |
| 1399 | Matrice | Mircea Bogdan Pasoi | ONI 2007, clasa 10 | N/A |
| 1400 | Matrice 2 | Paul-Dan Baltescu | ONI 2009, clasele 11-12 | N/A |