--Tonix 3. Re:HackerRank "Angry Children 2" 败在Timeout的暴力流 #include <cmath> #include <cstdio> #include <vector> #include <iostream> #include <alg... --suiwenfengLeetCode "Populating Next Right Pointers in Each Node" Apparently BFS is the most obvious one.. but it is not that...
Compared with I version, the tree could be incomplete. The only difference is that, we connect current node's child to next non-childrenless' node's first child. Still, we need calculate from right to left: classSolution {public:voidconnect(TreeLinkNode *p) {if(!p)return;if(p->right)...