func_code_string: #include <bits/stdc++.h>   using namespace std;   const int maxn = 3e6 + 7;   const int INF = 0x7fffffff;   int n, m;   struct DATA {     int strid;     int index;   };   vector<DATA> vec;   string str[maxn];   char ans[maxn];   bool cmp(DATA a, DATA b) { return a.index < b.index; }   int main() {     while (cin >> n) {       memset(ans, 0, sizeof(ans));       vec.clear();       for (int i = 0; i < n; i++) {         int num;         cin >> str[i];         scanf( %d , &num);         for (int j = 0; j < num; j++) {           int k;           scanf( %d , &k);           k--;           DATA t;           t.strid = i;           t.index = k;           vec.push_back(t);         }       }       int last = -1;       sort(vec.begin(), vec.end(), cmp);       for (int i = 0; i < vec.size(); i++) {         for (int j = max(last + 1, vec[i].index);              j < vec[i].index + str[vec[i].strid].size(); j++) {           ans[j] = str[vec[i].strid][j - vec[i].index];           last = max(last, j);         }       }       for (int i = 0; i <= last; i++) {         if (ans[i] != 0)           printf( %c , ans[i]);         else {           printf( a );         }       }       puts(  );     }     return 0;   }   