451 | Chomp | Stefan Ciobaca | ACM ICPC Faza Nationala 2015 | N/A |
452 | Christmas Balls | Edoardo Morassutto | IIOT 2021-22 Runda 2 | N/A |
453 | CIA | Bogdan Iordache | InfoOltenia 2018 - Clasele 9 - 10 Echipe | N/A |
454 | Ciclu | Radu Berinde | Stelele Informaticii 2003 |      4/5 |
455 | Ciclu Eulerian | Arhiva Educationala | Arhiva educationala | N/A |
456 | Ciclu hamiltonian de cost minim | Arhiva Educationala | Arhiva Educationala | N/A |
457 | Ciclu2 | Adrian Vladu | Happy Birthday Infoarena 2014 | N/A |
458 | Cifra | Mircea Bogdan Pasoi | info-arena 1.0 |      1/5 |
459 | Cifra Lipsa | Gabriel Bitis | ad-hoc | N/A |
460 | Cifra4 | | ad-hoc | N/A |
461 | Cifre | Mircea Bogdan Pasoi | preONI 2005 Runda 3 |      3/5 |
462 | Cifre 5 | Ciprian Chesca | OJI 2016, clasa a 9-a |      1/5 |
463 | Cifre2 | Stelian Ciurea | Lot Sibiu 2011 - Baraj 2 Juniori | N/A |
464 | Cifre3 | Mihai Calancea | Infoarena Monthly 2012, Runda 8 | N/A |
465 | Cifre4 | Dragos Oprica | ONIS 2014, Runda 1 | N/A |
466 | Cifru 2 | Nistor Eugen Mot | Baraj 2006 | N/A |
467 | Cifru4 | Carmen Popescu | Lot Juniori 2010 - Baraj 2 | N/A |
468 | Cifru5 | Andrei Parvu, Doru Popescu Anastasiu | Lot Baia Mare 2013 - Baraj 1 Seniori | N/A |
469 | Cinema | Cristian Cadar | Lista lui Francu | N/A |
470 | Ciob | Andrei Poenaru, Mihai-Alexandru Dusmanu | ad-hoc | N/A |
471 | Ciocolata | Adrian Panaete | ONI 2014, Baraj | N/A |
472 | Ciocolata 2 | Vlad Gavrila | Algoritmiada 2017, Runda 1 | N/A |
473 | Circle | | Shumen 2019 Seniori | N/A |
474 | Circulatie | Adrian Vladu | Algoritmiada 2013, Runda 2 | N/A |
475 | Citylog | Adrian Budau | Algoritmiada 2013, Runda 2 | N/A |
476 | Ciuperci | Radu Stefan Voroneanu | .com 2011 | N/A |
477 | Ciurul lui Eratosthenes | Arhiva Educationala | ad-hoc | N/A |
478 | Ciuruleț | Adrian Budau | ONI 2016, Baraj |      2/5 |
479 | Civilizatie | Marcel Dragan | ONI 2016, clasa a 9-a | N/A |
480 | Cladiri | Marinel Serban, Stefan Ciobaca | Lot Suceava 2007 | N/A |
481 | Clasament | Eugenie Daniel Posdarascu | Algoritmiada 2016 Runda 3 Juniori | N/A |
482 | Clasament2 | Denis-Gabriel Mita | Lot Măgurele 2016 - Baraj 6 Seniori | N/A |
483 | Clasamente | Ionut Bogdanescu | ACM ICPC Faza Nationala 2015 | N/A |
484 | Clasic | Chichirim George, Patrick Sava | Concursul National de Informatica "Adolescent Grigore Moisil" |      1/5 |
485 | ClassicTask | Mihai Calancea | Infoarena Monthly 2012, Runda 10 | N/A |
486 | Clear | Mugurel Ionut Andreica | Happy Coding 2007 | N/A |
487 | Clepsidra | Radu Stefan Voroneanu | ONI 2014, clasele 11-12 |      1/5 |
488 | Clepsidru | Ciprian Chesca | OJI 2013, clasa a 9-a | N/A |
489 | Cli | Baltatu Andrei, Lucian Bicsi | ONI 2017, Baraj | N/A |
490 | Clică de dimensiune maximă | Tudor Muresan | utcn-2021 | N/A |
491 | Climbers | Catalin Francu | RMI 2018 | N/A |
492 | CMMDC | Din Folclor | info-arena 1.0 |      1/5 |
493 | Cmmdc2 | Dan Pracsiu, Stelian Ciurea | ONI 2016, clasa a 9-a | N/A |
494 | Cmmdcgame | Tamio-Vesa Nakajima | Winter Challenge 2020 | N/A |
495 | Cmmmc | Stelian Ciurea | ONI 2010, clasa a 9-a | N/A |
496 | Cmmp | | ad-hoc | N/A |
497 | Cntgcd | Mihai Calancea | ONI 2013, Baraj | N/A |
498 | Cntlex | Tamio-Vesa Nakajima | Science On 2021, clasa 7-8 | N/A |
499 | Cntnk | Bogdan Ioan Popa, Daniel Popa | IIOT 2021-22 Runda 2 | N/A |
500 | Cntper | Eugenie Daniel Posdarascu | Algoritmiada 2014, Runda Finala |      2/5 |