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International programming contests
 Task nameTask sourceLanguagesSucess rate
1.Mapjboi 2007520/1449 (35%)
2.Booksjboi 2007451/1313 (34%)
3.Numbersjboi 2007424/1827 (23%)
4.Boatsjboi 2007238/1349 (17%)
5.Chairsjboi 2007426/1167 (36%)
6.Coinsjboi 2008413/1034 (39%)
7.Closestjboi 2008187/1201 (15%)
8.Rectanglesjboi 2008382/938 (40%)
9.Jumpsjboi 2008322/2025 (15%)
10.Squaresjboi 2008236/799 (29%)
11.Sumxjboi 2008557/1931 (28%)
12.Handshakesjboi 2009228/1676 (13%)
13.Riddlesjboi 2009212/732 (28%)
14.Coinsjboi 2009238/684 (34%)
15.Reconstructionjboi 2010249/773 (32%)
16.Competitionjboi 2010216/1367 (15%)
17.Examsjboi 2010256/1107 (23%)
18.Pawnsjboi 2011170/728 (23%)
19.Puzzlejboi 2011107/308 (34%)
20.Sortingjboi 2011207/549 (37%)
21.Heritagejboi 201170/529 (13%)
22.Sambajboi 2011471/1103 (42%)
23.Spiral 123jboi 201177/306 (25%)
24.Committeejboi 2012399/1031 (38%)
25.Guidesjboi 2012147/637 (23%)
26.Squaresjboi 201239/274 (14%)
27.Summingjboi 2012150/676 (22%)
28.Lucky numbersjboi 2012356/1158 (30%)
29.Drinksjboi 2012234/1008 (23%)
30.Boxesjboi 201262/456 (13%)
31.Mountain runningjboi 201298/447 (21%)
32.Counting inversionsjboi 2013388/1662 (23%)
33.Cyclic marathonjboi 2013105/894 (11%)
34.Pointsjboi 2013119/579 (20%)
35.Big Circlejboi 2014255/1166 (21%)
36.Fuleco and Brazil antjboi 2014216/827 (26%)
37.Strategyjboi 2014100/450 (22%)
38.Mascot songjboi 2014126/520 (24%)
39.Ticketsjboi 2014224/641 (34%)
40.Andres Iniestajboi 2014105/608 (17%)
41.Pianojboi '15196/623 (31%)
42.Palm treesjboi '1567/490 (13%)
43.Drinksjboi '1541/1083 (3%)
44.Algorithmsjboi '1523/576 (3%)
45.Floodjboi '1569/338 (20%)
46.Startupjboi '15187/831 (22%)
47.Examjboi '1649/586 (8%)
48.Hacking tasksjboi '1667/351 (19%)
49.Printing costsjboi '1637/142 (26%)
50.Programmersjboi '16108/866 (12%)
51.Swapsjboi '16143/629 (22%)
52.Donationsjboi '16111/784 (14%)
53.Magicejoi '17154/578 (26%)
54.Sixejoi '1730/140 (21%)
55.Particlesejoi '1798/536 (18%)
56.Camelejoi '1724/123 (19%)
57.Experienceejoi '1760/230 (26%)
58.Gameejoi '17101/486 (20%)
59.Harmonic numberjboi '1840/434 (9%)
60.Kbinjboi '1881/777 (10%)
61.Shootingsjboi '1834/248 (13%)
62.Doubletroublejboi '1815/533 (2%)
63.Orjboi '1842/621 (6%)
64.Trainjboi '1866/279 (23%)