11799 - Horror Dash

#include <iostream>

using namespace std;

// FILE* stream;

int main(void) {

    // freopen_s(&stream, "Text.txt", "r", stdin);

    int T;
    cin >> T;
    for (int t = 0; t < T;t++) {
        int N;
        int s;
        int max = 0;

        cin >> N;        
        for (int i = 0; i < N; i++) {
            cin >> s;
            if (s > max) {
                max = s;
            }
        }

        cout << "Case " << t + 1 << ": " << max << endl;    

    }


    return 0;
}