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发表于 2013-1-28 21:33:20
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过去几年比赛的结果 - 08和09年来自中国的大学生赢得了头一名。
下一位能够再为中国争得这个荣誉的大学生将是谁,将在哪一年再出现这个牛人?
Code Jam History
Code Jam Facts- There have been three problems in global Code Jam rounds that were not solved by anyone during the round in which they were posed: 2008's chessboard puzzler King, and two problems from the 2010 World Finals: Ninjutsu, a geometry problem about grappling-hook-wielding assassins; and The Paths of Yin Yang, a grid-based combinatorial problem with shades of Taoist philosophy.
- No contestant has ever achieved a perfect score in an onsite final.
- The fastest correct submission came from Russia's SergeiFedorov on 2010's Rope Intranet. The submission, solving the problem's Small input, came in just 2 minutes 41 seconds after he saw the problem for the first time at the start of the contest. For the fastest Large, Australia's xiaowuc1 was either quicker or more confident, submitting his final solution to the same problem just 3 minutes 14 seconds into the contest (22 seconds after his own Small), beating SergeiFedorov's Large by a healthy 9 seconds. These numbers ignore qualification rounds, where contestants start at different times.
2010 Gold Goes to Russia's Egor Kulikov (Egor)
2010 saw a few new Code Jam records. More people competed (12092); more passed the Qualification Round (8308); more countries were represented (125); and more programming languages were used (53) than ever before. One of our favourite Code Jam traditions, started in 2008 by polyglot contestant Linguo, kept going strong this year: a number of contestants used several different, often unsuitable, programming languages to solve the problems in the qualification round.
We saw a lot of new faces at the top of rounds this year: rng..58, Gluk, ZhukovDmitry and Burunduk1 all won rounds for the first time; but no Code Jam would be complete without a round win from South Africa's Bruce Merry (bmerry), who took Round 2.
The finals, held in Dublin, Ireland, were intense. First place changed hands several times, with defending champion ACRushgrabbing the lead and holding onto it for several minutes; meanwhile the Netherlands' Erik-Jan Krijgsman (krijgertje) hid near the bottom of the scoreboard, with solutions to A, B and D ready to submit. When he submitted those solutions, Erik-Jan vaulted into a high score that would ultimately net him second place. Russian contestant Burunduk1 took a risk and went after The Paths of Yin Yang; he was ultimately the only contestant to solve the Small, a tough problem in its own right, which moved him up from fourth to his final third-place finish.
In the end, the day belonged to new Code Jam Champion Egor Kulikov (Egor), one of two contestants to fully solve four problems and one of the brave few to make progress on Ninjutsu.
Code Jam Africa 2010
1st Place | RalfKistner | 2nd Place | mohamedafattah | 3rd Place | Ahmed.Kamel | Detailed results
Code Jam Africa 2010 was an online-only tournament designed to engage the community of software developers in Africa. Some of Africa's best coders signed up to participate in two rounds of brain-teasing algorithmic challenges. When the dust settled, the winner was South African student Ralf Kistner (RalfKistner). Congratulations to Ralf and the rest of our Code Jam Africa competitors!
China's Tiancheng Lou (ACRush) Takes No. 1 at Google Code Jam 2009
In the qualification round we spoke to our contestants in an Alien Language, and we bade them Welcome to Code Jam. Over ten thousand contestants participated, representing 111 countries and "speaking" 40 programming languages. From there they launched into the online rounds, where old favourites Tiancheng Lou (ACRush) and Bruce Merry (bmerry) took Rounds 2 and 3.
The finals this year were no less dramatic than 2008's, though for a different reason. The contestants disagreed about which problem was the easiest, and the first four submissions were for four entirely different problems. Nobody could disagree, though, about who deserved to win the round: 2008's champion,ACRush, grabbed the lead 27 minutes in and never let go, finishing the competition with double the points of everyone but his countryman, second-place Zichao Qi (qizichao).
1st Place | $5,000 | ACRush | 2nd Place | $2,000 | qizichao | 3rd Place | $1,000 | wata | 4th - 25th Place | $100 | | Detailed resultsT-Shirt: What Language do you Speak?
China's Tiancheng Lou (ACRush) Takes No. 1 at Google Code Jam 2008
1st Place | $10,000 | ACRush | 2nd Place | $5,000 | Innovative.Cat | 3rd Place | $2,500 | bmerry | 4th - 10th Place | $1,500 | | 11th - 30th Place | $1,000 | | 31th - 50th Place | $750 | | 51th - 75th Place | $500 | | 76th - 100th Place | $250 | | Detailed results
This was the first Code Jam run by Google on our own platform, built on Google App Engine. The competition boasted over eleven thousand contestants from 118 different countries. One of the reasons we were excited about running our own Code Jam was that contestants would be able to use the programming language of their choice, and they sure did: in the qualification round alone we saw over 40 programming languages, from C++ to Objective CAML to Erlang.
Two of the big stories of this tournament hailed from very different parts of the globe: South Africa's Bruce Merry (bmerry) and China's Tiancheng Lou (ACRush). bmerry dominated his last three rounds before the final, with two firsts and a second place, including a regional victory that left him twiddling his thumbs for the last third of the competition; meanwhile ACRush won his own regional. In the final, the South African had all but one of the problems solved with an hour to spare. Fortunately for his Chinese competitor, Bruce couldn't see the trick needed to finish Mine Layer; and with seven minutes left in the competition, Tiancheng solved it to edge him out by a mere two points, and to claim the title of champion.
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