func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios::sync_with_stdio(0);     cin.tie(0);     long long i, j, c = 0, k, n, x = 0, y = 0;     char ch;     string s;     cin >> n;     cin >> s;     for (i = 0; i < n - 1; i++) {       if (s[i] ==  U ) {         y = y + 1;       }       if (s[i] ==  R ) {         x = x + 1;       }       if (x == y) {         ch = s[i];         if (s[i + 1] == ch) {           c++;         }       }     }     cout << c << endl;     return 0;   }   