#include<iostream> #include<algorithm> #include<string> #include<cstring> #include<vector> using namespace std; * + ; int n; long long ans; struct Trie { int head[maxn]; //head[i]为第i个结点的左儿子编号 int next[maxn]; //next[i]为第i个结点的右…
strcmp() Anyone? strcmp() is a library function in C/C++ which compares two strings. It takes two strings as input parameter and decides which one is lexicographically larger or smaller: If the first string is greater then it returns a positive value…