func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n;     cin >> n;     int count = 0;     while ((count * (count + 1)) / 2 <= n) {       ++count;     }     --count;     int val = (count * (count + 1)) / 2;     int diff = n - val;     cout << count <<   n ;     for (int i = 1; i <= count; ++i) {       if (i == count) {         cout << count + diff <<    ;         break;       }       cout << i <<    ;     }   }   