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Given a singly linked list, you are supposed to rearrange its elements so that all the negative values appear before all of the non-negatives, and all 阅读全文
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1032 1032 点击查看代码 #include <bits/stdc++.h> using namespace std; struct Node { char key; int next; bool flag; }node[100000]; int main() { #ifdef ONLINE_ 阅读全文
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1107 1107 i号同学：喜欢的活动1、喜欢的活动2... 1:5 6 course[5]=1 course[6]=1 2:5 union(2,findFather(course[5]))-> union(2,1) 2->1 3:5 union(3,findFather(course[5]))- 阅读全文
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Some scientists took pictures of thousands of birds in a forest. Assume that all the birds appear in the same picture belong to the same tree. You are 阅读全文
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This time, you are supposed to help us collect the data for family-owned property. Given each person's family members, and the estate（房产）info under hi 阅读全文