#include <bits/stdc++.h>   #pragma GCC optimize( O3 )   #pragma GCC target( sse4 )   using namespace std;   int n;   int arr[8005];   int32_t main() {     ios::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     int t;     cin >> t;     while (t--) {       cin >> n;       multiset<int> ms;       for (int i = 0; i < n; i++) {         cin >> arr[i];         ms.insert(arr[i]);       }       int ans = 0;       for (int i = 0; i < n; i++) {         int sum = arr[i];         for (int j = i + 1; j < n; j++) {           sum += arr[j];           while (ms.find(sum) != ms.end()) {             ans++;             ms.erase(ms.find(sum));           }         }       }       cout << ans <<   n ;     }     return 0;   }   