func_code_string: #include <bits/stdc++.h>   using namespace std;   const int maxn = 1e3 + 5;   int a[maxn], n, x;   int main() {     int k;     cin >> k;     while (k--) {       cin >> n >> x;       int sum = 0;       bool f = 1, f1 = 0;       for (int i = 1; i <= n; i++) {         cin >> a[i];         sum += a[i];         if (a[i] != x) f = 0;         if (a[i] == x) f1 = 1;       }       if (f == 1)         cout << 0 << endl;       else if (sum == n * x || f1 == 1)         cout << 1 << endl;       else         cout << 2 << endl;     }     return 0;   }   