func_code_string: #include <bits/stdc++.h>   #pragma comment(linker,  /STACK:640000000 )   using namespace std;   int main() {     ios_base::sync_with_stdio(false);     cin.tie(0);     int a, b;     cin >> a >> b;     for (int _n((a)-1), i(0); i <= _n; ++i) cout << i + 1 <<    ;     for (int i = (a + b + 1), _b = (a + 1); i >= _b; --i) cout << i <<    ;     cout << endl;     return 0;   }   