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Edward has an array A with N integers. He defines the beauty of an array as the summation of all distinct integers in the array. Now Edward wants to k 阅读全文
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B - B Time Limit:1000MS Memory Limit:32768KB 64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1338 B - B Submit Status Practice LightOJ 1338 阅读全文
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A - A Time Limit:1000MS Memory Limit:32768KB 64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1331 A - A Submit Status Practice LightOJ 1331 阅读全文
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M - M Time Limit:2000MS Memory Limit:32768KB 64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1261 M - M Submit Status Practice LightOJ 1261 阅读全文
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D - D Time Limit:1000MS Memory Limit:32768KB 64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1414 D - D Submit Status Practice LightOJ 1414 阅读全文
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For an upcoming programming contest, Edward, the headmaster of Marjar University, is forming a two-man team from N students of his university. Edward 阅读全文
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In computer security, Capture the Flag (CTF) is a computer security competition. CTF contests are usually designed to serve as an educational exercise 阅读全文
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Alice and Bob Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 4174 Accepted Submission(s): 1310 阅读全文
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Primes on Interval Time Limit:1000MS Memory Limit:262144KB 64bit IO Format:%I64d & %I64u Submit Status Practice CodeForces 237C Primes on Interval Sub 阅读全文