func_code_string: #include <bits/stdc++.h>   using namespace std;   template <typename... Args>   void read(Args &...args) {     ((cin >> args), ...);   }   template <typename... Args>   void show(Args... args) {     ((cout << args <<    ), ...);   }   void solve() {     int n;     read(n);     vector<int> v(n);     for (auto &it : v) cin >> it;     int l = 0, r = n - 1, x = 0;     string s;     while (l <= r) {       if (min(v[l], v[r]) > x) {         if (v[l] < v[r]) {           s.push_back( L );           x = v[l++];         } else if (v[r] < v[l]) {           s.push_back( R );           x = v[r--];         } else {           int ll = l + 1, rr = r - 1;           while (ll < r && v[ll] > v[ll - 1]) ll++;           while (rr > l && v[rr] > v[rr + 1]) rr--;           if (ll - l > r - rr) {             x = ll - l;             while (x--) s.push_back( L );           } else {             x = r - rr;             while (x--) s.push_back( R );           }           break;         }       } else if (max(v[l], v[r]) > x) {         if (v[l] > v[r]) {           s.push_back( L );           x = v[l++];         } else {           s.push_back( R );           x = v[r--];         }       } else {         break;       }     }     cout << int(s.size()) <<   n  << s;   }   int32_t main() {     ios::sync_with_stdio(false);     cin.tie(nullptr);     int T = 1;     while (T--) solve();     return 0;   }   