func_code_string: #include <bits/stdc++.h>   using namespace std;   struct st {     long long int num;     long long int big;   } w[200001];   bool cmp(st a, st b) { return a.big < b.big; }   int main() {     std::ios::sync_with_stdio(false);     long long int n, i;     char p;     while (cin >> n) {       queue<long long int> q;       stack<st> ss;       for (i = 0; i < n; i++) {         cin >> w[i].big;         w[i].num = i + 1;       }       long long int t = 0;       sort(w, w + n, cmp);       for (i = 0; i < 2 * n; i++) {         cin >> p;         if (p ==  0 ) {           q.push(w[t].num);           ss.push(w[t]);           t++;         }         if (p ==  1 ) {           st a;           a = ss.top();           q.push(a.num);           ss.pop();         }       }       while (!q.empty()) {         cout << q.front() <<    ;         q.pop();       }       cout << endl;     }     return 0;   }   