#include <bits/stdc++.h>

#pragma GCC optimize("Ofast")
using namespace std;

void solve(int cs) {
  int a, b, c, d;
  cin >> a >> b >> c >> d;
  int res = a + b * 2 + c * 3 + d * 3;
  res /= 9;

  cout << "Case " << cs << ": " << res << "\n";
}

int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  int tc = 1;
  cin >> tc;
  for (int cs = 1; cs <= tc; cs++) {
    solve(cs);
  }
  return 0;
}