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International programming contests
 Task nameTask sourceLanguagesSucess rate
1.Mapjboi 2007297/848 (35%)
2.Booksjboi 2007255/748 (34%)
3.Numbersjboi 2007244/1173 (20%)
4.Boatsjboi 2007136/741 (18%)
5.Chairsjboi 2007251/717 (35%)
6.Coinsjboi 2008235/653 (35%)
7.Closestjboi 2008117/706 (16%)
8.Rectanglesjboi 2008207/522 (39%)
9.Jumpsjboi 2008203/1412 (14%)
10.Squaresjboi 2008141/532 (26%)
11.Sumxjboi 2008322/1273 (25%)
12.Handshakesjboi 2009133/928 (14%)
13.Riddlesjboi 2009130/485 (26%)
14.Coinsjboi 2009147/447 (32%)
15.Reconstructionjboi 2010165/488 (33%)
16.Competitionjboi 2010134/762 (17%)
17.Examsjboi 2010152/747 (20%)
18.Pawnsjboi 201193/458 (20%)
19.Puzzlejboi 201169/170 (40%)
20.Sortingjboi 2011144/394 (36%)
21.Heritagejboi 201150/398 (12%)
22.Sambajboi 2011267/678 (39%)
23.Spiral 123jboi 201158/224 (25%)
24.Committeejboi 2012254/681 (37%)
25.Guidesjboi 2012100/469 (21%)
26.Squaresjboi 201227/220 (12%)
27.Summingjboi 2012102/531 (19%)
28.Lucky numbersjboi 2012231/739 (31%)
29.Drinksjboi 2012166/736 (22%)
30.Boxesjboi 201240/345 (11%)
31.Mountain runningjboi 201278/370 (21%)
32.Counting inversionsjboi 2013212/1019 (20%)
33.Cyclic marathonjboi 201373/732 (9%)
34.Pointsjboi 201376/365 (20%)
35.Big Circlejboi 2014133/765 (17%)
36.Fuleco and Brazil antjboi 2014143/567 (25%)
37.Strategyjboi 201454/246 (21%)
38.Mascot songjboi 201475/315 (23%)
39.Ticketsjboi 2014142/419 (33%)
40.Andres Iniestajboi 201462/298 (20%)
41.Pianojboi '15101/351 (28%)
42.Palm treesjboi '1535/256 (13%)
43.Drinksjboi '1520/602 (3%)
44.Algorithmsjboi '1513/290 (4%)
45.Floodjboi '1537/168 (22%)
46.Startupjboi '15109/582 (18%)
47.Examjboi '1637/320 (11%)
48.Hacking tasksjboi '1638/207 (18%)
49.Printing costsjboi '1621/72 (29%)
50.Programmersjboi '1664/494 (12%)
51.Swapsjboi '1686/372 (23%)
52.Donationsjboi '1662/512 (12%)
53.Magicejoi '1742/207 (20%)
54.Sixejoi '178/38 (21%)
55.Particlesejoi '1729/187 (15%)
56.Camelejoi '177/37 (18%)
57.Experienceejoi '1716/77 (20%)
58.Gameejoi '1734/216 (15%)
59.Harmonic numberjboi '189/99 (9%)
60.Kbinjboi '1823/185 (12%)
61.Shootingsjboi '183/43 (6%)
62.Doubletroublejboi '180/17 (0%)
63.Orjboi '189/116 (7%)
64.Trainjboi '1810/34 (29%)