func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n;     cin >> n;     int arr[10] = {0};     char S[100001];     cin >> S;     for (int i = 0; S[i]; i++) {       int j = 0;       if (S[i] ==  L ) {         while (arr[j] == 1) j++;         arr[j] = 1;       }       j = 10 - 1;       if (S[i] ==  R ) {         while (arr[j] == 1) j--;         arr[j] = 1;       }       if (S[i] >= 48 && S[i] <= 57) {         arr[S[i] - 48] = 0;       }     }     for (int i = 0; i < 10; i++) cout << arr[i];     cout << endl;   }   