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International programming contests
 Task nameTask sourceLanguagesSucess rate
1.Mapjboi 2007522/1455 (35%)
2.Booksjboi 2007453/1324 (34%)
3.Numbersjboi 2007424/1827 (23%)
4.Boatsjboi 2007238/1361 (17%)
5.Chairsjboi 2007426/1170 (36%)
6.Coinsjboi 2008413/1034 (39%)
7.Closestjboi 2008190/1212 (15%)
8.Rectanglesjboi 2008387/948 (40%)
9.Jumpsjboi 2008332/2091 (15%)
10.Squaresjboi 2008237/800 (29%)
11.Sumxjboi 2008566/1949 (29%)
12.Handshakesjboi 2009231/1687 (13%)
13.Riddlesjboi 2009212/732 (28%)
14.Coinsjboi 2009243/703 (34%)
15.Reconstructionjboi 2010249/773 (32%)
16.Competitionjboi 2010216/1369 (15%)
17.Examsjboi 2010264/1132 (23%)
18.Pawnsjboi 2011171/729 (23%)
19.Puzzlejboi 2011109/310 (35%)
20.Sortingjboi 2011208/551 (37%)
21.Heritagejboi 201170/531 (13%)
22.Sambajboi 2011476/1108 (42%)
23.Spiral 123jboi 201177/309 (24%)
24.Committeejboi 2012399/1031 (38%)
25.Guidesjboi 2012147/638 (23%)
26.Squaresjboi 201239/276 (14%)
27.Summingjboi 2012151/678 (22%)
28.Lucky numbersjboi 2012356/1161 (30%)
29.Drinksjboi 2012236/1010 (23%)
30.Boxesjboi 201263/473 (13%)
31.Mountain runningjboi 201299/455 (21%)
32.Counting inversionsjboi 2013392/1670 (23%)
33.Cyclic marathonjboi 2013107/898 (11%)
34.Pointsjboi 2013121/584 (20%)
35.Big Circlejboi 2014257/1175 (21%)
36.Fuleco and Brazil antjboi 2014218/839 (25%)
37.Strategyjboi 2014102/466 (21%)
38.Mascot songjboi 2014127/526 (24%)
39.Ticketsjboi 2014230/651 (35%)
40.Andres Iniestajboi 2014106/613 (17%)
41.Pianojboi '15201/636 (31%)
42.Palm treesjboi '1567/507 (13%)
43.Drinksjboi '1541/1099 (3%)
44.Algorithmsjboi '1523/576 (3%)
45.Floodjboi '1569/339 (20%)
46.Startupjboi '15192/846 (22%)
47.Examjboi '1649/586 (8%)
48.Hacking tasksjboi '1667/352 (19%)
49.Printing costsjboi '1637/143 (25%)
50.Programmersjboi '16109/883 (12%)
51.Swapsjboi '16144/631 (22%)
52.Donationsjboi '16111/784 (14%)
53.Magicejoi '17155/580 (26%)
54.Sixejoi '1731/142 (21%)
55.Particlesejoi '1798/536 (18%)
56.Camelejoi '1724/123 (19%)
57.Experienceejoi '1760/230 (26%)
58.Gameejoi '17101/488 (20%)
59.Harmonic numberjboi '1840/434 (9%)
60.Kbinjboi '1881/778 (10%)
61.Shootingsjboi '1834/248 (13%)
62.Doubletroublejboi '1815/538 (2%)
63.Orjboi '1842/621 (6%)
64.Trainjboi '1866/282 (23%)