func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios_base::sync_with_stdio(0);     cin.tie(NULL);     cout.tie(NULL);     long long n, x, sum(0), cnt(0), prev(INT_MAX);     cin >> n;     for (int i = 0; i < n; i++) {       cin >> x;       if (i && x == prev)         cnt++;       else         cnt = 1;       prev = x;       sum += cnt;     }     cout << sum;     return 0;   }   