题目地址 https://pta.patest.cn/pta/test/16/exam/4/question/670 5-8 File Transfer (25分) We have a network of computers and a list of bi-directional connections. Each of these connections allows a file transfer from one computer to another. Is it possibl
题目地址 https://pta.patest.cn/pta/test/16/exam/4/question/666 5-4 List Leaves (25分) Given a tree, you are supposed to list all the leaves in the order of top down, and left to right. Input Specification: Each input file contains one test case. For eac
[程序思路] 按从上到下.从左到右的顺序输出,则是层序遍历的顺序,这里需要用到队列.首先需要根据输入找出根节点,将输入利用静态链表的方式保存,没有被指向的编号就是根节点.然后再根据层序遍历遍历树,若该节点为叶子节点则将其编号保存,最后输出. [程序实现] #include<bits/stdc++.h> using namespace std; struct tree{ int left,right; }a[15]; int main(){ int n,check[15] = {0},head,
题目地址 https://pta.patest.cn/pta/test/16/exam/4/question/663 5-1 Maximum Subsequence Sum (25分) Given a sequence of KK integers { N_1N1, N_2N2, ..., N_KNK }. A continuous subsequence is defined to be { N_iNi, N_{i+1}Ni+1, ..., N_jNj
01-复杂度2 Maximum Subsequence Sum (25分) Given a sequence of K integers { N1,N2, ..., NK }. A continuous subsequence is defined to be { Ni,Ni+1, ..., Nj } where 1≤i≤j≤K. The Maximum Subsequence is the continuous subsequence which has
题目地址 https://pta.patest.cn/pta/test/16/exam/4/question/679 5-17 Hashing (25分) The task of this problem is simple: insert a sequence of distinct positive integers into a hash table, and output the positions of the input numbers. The hash function is
题目地址 https://pta.patest.cn/pta/test/16/exam/4/question/678 5-16 Sort with Swap(0, i) (25分) Given any permutation of the numbers {0, 1, 2,..., N-1N−1}, it is easy to sort them in increasing order. But what if Swap(0, *) is the ONLY operation that is
题目地址 https://pta.patest.cn/pta/test/16/exam/4/question/677 5-15 PAT Judge (25分) The ranklist of PAT is generated from the status list, which shows the scores of the submissions. This time you are supposed to generate the ranklist for PAT. Input Spe
题目地址 https://pta.patest.cn/pta/test/16/exam/4/question/676 5-14 Insertion or Heap Sort (25分) According to Wikipedia: Insertion sort iterates, consuming one input element each repetition, and growing a sorted output list. Each iteration, insertion s
题目地址 https://pta.patest.cn/pta/test/16/exam/4/question/675 5-13 Insert or Merge (25分) According to Wikipedia: Insertion sort iterates, consuming one input element each repetition, and growing a sorted output list. Each iteration, insertion sort rem