func_code_string: #include <bits/stdc++.h>   using namespace std;   long long x, y, u = 0, v = 0;   vector<pair<long long, long long> > visited;   void move(char c) {     if (c ==  U )       v++;     else if (c ==  D )       v--;     else if (c ==  L )       u--;     else       u++;   }   int main() {     ios_base::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     cin >> x >> y;     if (x == 0 && y == 0) {       cout <<  Yes ;       return 0;     }     string s;     cin >> s;     for (long long i = 0; i < (long long)s.size(); ++i) {       move(s[i]);       if (u == x && v == y) {         cout <<  Yes ;         return 0;       }       visited.push_back(make_pair(u, v));     }     if (u == 0 && v == 0) {       cout <<  No ;       return 0;     }     long long h_shift = u, v_shift = v;     for (long long i = 0; i < (long long)s.size(); ++i) {       move(s[i]);       if (u == x && v == y) {         cout <<  Yes ;         return 0;       }       long long u_ref = x - visited[i].first;       long long v_ref = y - visited[i].second;       long long p = (h_shift ? u_ref % h_shift : u_ref);       long long q = (v_shift ? v_ref % v_shift : v_ref);       if (((u_ref < 0 && h_shift > 0) || (u_ref > 0 && h_shift < 0)) ||           ((v_ref < 0 && v_shift > 0) || (v_ref > 0 && v_shift < 0)))         continue;       if (p == 0 && q == 0 && (u_ref * v_shift == v_ref * h_shift)) {         cout <<  Yes ;         return 0;       }     }     cout <<  No ;     return 0;   }   