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We give the following inductive definition of a “regular brackets” sequence: the empty sequence is a regular brackets sequence, if s is a regular brac 阅读全文
posted @ 2019-05-06 22:26
black_hole6
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One curious child has a set of N little bricks. From these bricks he builds different staircases. Staircase consists of steps of different sizes in a 阅读全文
posted @ 2019-05-06 21:49
black_hole6
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链接:https://ac.nowcoder.com/acm/contest/893/F来源:牛客网 输出描述: 示例1 输入 复制 2 5 1 00101 2 1 01 输出 复制 4 2 说明 第一个串翻转第三个位置,00001的价值为4;第二个串翻转第一个位置,11的价值为2。思路:记录每个串 阅读全文
posted @ 2019-05-06 20:38
black_hole6
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The cows are going to space! They plan to achieve orbit by building a sort of space elevator: a giant tower of blocks. They have K (1 <= K <= 400) dif 阅读全文
posted @ 2019-05-06 19:54
black_hole6
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linux在当前目录下新建文件需要的命令是mkdir 文件名 然后进入新建的文件的命令是cd 文件名 返回上一层是cd .. 新建一个c语言程序的过程是先打开vim 编译器 ,然后写完后进行输入esc 输入:w进行保存 再输入:q进行退出然后进行编译链接,主要的命令是gcc -c 文件名.c。编译结 阅读全文
posted @ 2019-05-06 17:48
black_hole6
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