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1951: [Sdoi2010]古代猪文Time Limit:1 SecMemory Limit:64 MBSubmit:874Solved:328[Submit][Status]Description“在那山的那边海的那边有一群小肥猪。他们活泼又聪明,他们调皮又灵敏。他们自由自在生活在那绿色的大草... 阅读全文
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求区间 [l,r] 满足 素数 = a^2+b^2 a b为任意整数打素数表,如何证明 此时的素数满足 %4==1 1 #include 2 #include 3 #include 4 #include 5 #include 6 using namespace std; 7 const int ... 阅读全文
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One Person GameTime Limit:2 Seconds Memory Limit:65536 KBThere is an interesting and simple one person game. Suppose there is a number axis under your... 阅读全文
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逆序数Accepted : 10Submit : 27Time Limit : 1000 MSMemory Limit : 65536 KB题目描述有n张卡片,分别标有数字1~n。有一天Silence把他们按某种序列排好,然后从第一张开始取出一张,再拿一张放到最后面,再取出一张,再拿出一张放到最后面... 阅读全文
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Squarefree numberTime Limit: 10000/3000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1984Accepted Submission(s): 526P... 阅读全文
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小M的因子和时间限制:1000ms | 内存限制:65535KB难度:2描述小M在上课时有些得意忘形,老师想出道题目难住他。小M听说是求因子和,还是非常得意,但是看完题目是求A的B次方的因子和,有些手足无措了,你能解决这个问题吗?输入有多组测试样例每行两个数 A ,B ,(1≤A,B≤10^9)输出... 阅读全文
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Happy 2004Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 920Accepted Submission(s): 648Problem De... 阅读全文
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Gao The SequenceTime Limit:2 Seconds Memory Limit:65536 KBYou are given a sequence of integers,A1,A2,...,An. And you are allowed a manipulation on the... 阅读全文
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How Many Sets IITime Limit:2 Seconds Memory Limit:65536 KBGiven a setS= {1, 2, ...,n}, numbermandp, your job is to count how many setTsatisfies the fo... 阅读全文
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不可摸数Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 7966Accepted Submission(s): 2024Problem Descri... 阅读全文