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1.容器的创建,删除 3 两vector 容易赋值时,不能通过=来赋值而应使用遍历 或assign函数的方式来赋值 4 在vector中查找 阅读全文
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请实现一个函数,将一个字符串中的空格替换成“%20”。例如,当字符串为We Are Happy.则经过替换之后的字符串为We%20Are%20Happy。 阅读全文
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魔板Time Limit: 10000/5000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 2420Accepted Submission(s): 511Problem Descript... 阅读全文
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康托展开的公式是 X=an*(n-1)!+an-1*(n-2)!+...+ai*(i-1)!+...+a2*1!+a1*0! 其中,ai为当前未出现的元素中是排在第几个(从0开始)。 这个公式可能看着让人头大,最好举个例子来说明一下。例如,有一个数组 s = ["A", "B", "C", "D"... 阅读全文
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Maze Time Limit : 4000/2000ms (Java/Other) Memory Limit : 131072/65536K (Java/Other)Total Submission(s) : 45 Accepted Submission(s) : 14Problem De... 阅读全文
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推箱子 Time Limit : 2000/1000ms (Java/Other) Memory Limit : 65536/32768K (Java/Other)Total Submission(s) : 10 Accepted Submission(s) : 4Problem Descripti 阅读全文
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Digital SquareTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1827Accepted Submission(s): 714Probl... 阅读全文
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A + B Problem IITime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 265243Accepted Submission(s): 5134... 阅读全文
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Let the Balloon RiseTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 90663Accepted Submission(s): 3... 阅读全文
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Common SubsequenceTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 29009 Accepted Submission(s): 1... 阅读全文