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Twin Prime Conjecture Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem Description If we define dn as: dn = pn 阅读全文
posted @ 2016-06-12 20:51
jhz033
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Balanced Lineup Description For the daily milking, Farmer John's N cows (1 ≤ N ≤ 50,000) always line up in the same order. One day Farmer John decides 阅读全文
posted @ 2016-06-12 10:30
jhz033
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Buy Tickets Description Railway tickets were difficult to buy around the Lunar New Year in China, so we must get up early and join a long queue… The L 阅读全文
posted @ 2016-06-12 09:38
jhz033
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