func_code_string: #include <bits/stdc++.h>   using namespace std;   template <typename T>   void out(T x) {     cout << x << endl;     exit(0);   }   const int maxn = 1e6 + 7;   int main() {     ios_base::sync_with_stdio(false);     cin.tie(0);     cout.tie(0);     int n;     int m;     cin >> n >> m;     int need = (n + 4 - 1) / 4;     string a =  5 ;     int tota = 5;     while ((int)a.size() < need) {       a +=  5 ;       tota += 5;     }     string b =  5 ;     int totb = 5;     while ((int)b.size() < need) {       b +=  4 ;       totb += 4;     }     reverse(a.begin(), a.end());     reverse(b.begin(), b.end());     cout << a <<   n ;     cout << b <<   n ;     return 0;   }   