func_code_string: #include <bits/stdc++.h>   using namespace std;   const int MOD = 1e9 + 7;   int main() {     ios_base::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     int n, x;     cin >> n >> x;     long long a[n], b[n];     for (int i = 0; i < n; ++i) cin >> a[i];     for (int i = 0; i < n; ++i) cin >> b[i];     sort(a, a + n, greater<int>());     sort(b, b + n);     long long ans = 0, f, id = 0;     for (int i = 0; i < n; ++i) {       f = 0;       while (id < n) {         if (a[i] + b[id] >= x) {           f = 1;           ++id;           break;         }         ++id;       }       if (f)         ++ans;       else         break;     }     cout <<  1   << ans <<   n ;     return 0;   }   