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【概述】 对于一个有 n 个结点的二叉链表,每个结点指向左右孩子的两个指针域,故共有 2n 个指针域,而 n 个结点的二叉树共有 n-1 条分支,即存在 2n-(n-1)=n+1 个空指针域,白白浪费了资源。 另一方面,在二叉链表上,只能知道每个结点的左右孩子...    阅读全文
posted @ 2022-09-20 22:54
老程序员111
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Problem Description Write a program to read four lines of upper case (i.e., all CAPITAL LETTERS) text input (no more than 72 ch...    阅读全文
posted @ 2022-09-20 22:54
老程序员111
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Problem Description There is a kangaroo at coordinate 0 on an infinite number line that runs from left to right, at time 0. Dur...    阅读全文
posted @ 2022-09-20 22:54
老程序员111
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Problem Description Snuke, who loves animals, built a zoo. There are N animals in this zoo. They are conveniently numbered 1 t...    阅读全文
posted @ 2022-09-20 22:54
老程序员111
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Problem Description Farmer John's cows enjoy reading books, and FJ has discovered that his cows produce more milk when they rea...    阅读全文
posted @ 2022-09-20 22:54
老程序员111
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Problem Description Farmer John has two feuding herds of cattle, the Moontagues and the Cowpulets. One of the bulls in the Moon...    阅读全文
posted @ 2022-09-20 22:54
老程序员111
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Problem Description The cows have erected clothes lines with N (1 #include#include#include#include#include#include#include#incl...    阅读全文
posted @ 2022-09-20 22:54
老程序员111
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【概述】 在 C++ 中数据类型的长度最多能到 64 位,一旦超出这个位数,就要用数组进行模拟计算,即高精度算法 而在 Java 中有两个类:BigInteger、BigDecimal 分别表示大整数类和大浮点数类,其理论上能表示无限大的数,只要计算机内存足够...    阅读全文
posted @ 2022-09-20 22:54
老程序员111
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【概述】 bitset 位于 头文件中,其是 STL 的一部分,准确地说,bitset 是一个模板类而不是容器,其模板参数不是类型,而整型的数值,即:bitset bitset 存储的是二进制位,与一个 bool 型的数组相似,其每位只占一个字节,极大的...    阅读全文
posted @ 2022-09-20 22:54
老程序员111
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Problem Description AtCoDeer the deer has N cards with positive integers written on them. The number on the i-th card (1≤i≤N) i...    阅读全文
posted @ 2022-09-20 22:54
老程序员111
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