func_code_string: #include <bits/stdc++.h>   using namespace std;   struct Node {     int u;     map<char, int> child;   };   vector<Node> grafo;   int win[100005], lose[100005];   void addTrie(int u, string &s) {     for (char c : s) {       if (grafo[u].child.count(c) == 0) {         Node novo;         novo.u = grafo.size();         grafo[u].child[c] = grafo.size();         grafo.push_back(novo);       }       u = grafo[grafo[u].child[c]].u;     }   }   void solve(int u) {     if (grafo[u].child.size() == 0) {       win[u] = 0;       lose[u] = 1;     }     for (pair<int, int> par : grafo[u].child) {       int v = par.second;       solve(v);       win[u] = (win[u] || !win[v]);       lose[u] = (lose[u] || !lose[v]);     }   }   int main() {     ios::sync_with_stdio(false);     Node root;     root.u = 0;     grafo.push_back(root);     int n, k;     cin >> n >> k;     for (int i = 0; i < n; i++) {       string s;       cin >> s;       addTrie(0, s);     }     solve(0);     int w = win[0], l = lose[0];     if (w == 0)       cout <<  Second  << endl;     else if (w == 1 && l == 1)       cout <<  First  << endl;     else if (w == 1 && l == 0 && k % 2 != 0)       cout <<  First  << endl;     else       cout <<  Second  << endl;     return 0;   }   