func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     long long n, t, cur = 1, pre, s;     cin >> n >> pre;     s = n;     n--;     for (int i = 0; i < (int)(n); ++i) {       cin >> t;       if (t == pre)         cur++;       else if (t != pre && cur > 1) {         s += (cur * (cur - 1) / 2);         cur = 1;       }       pre = t;     }     if (cur > 1) s += (cur * (cur - 1) / 2);     cout << s;   }   