UVa 11805 - Bafana Bafana

// UVa 11805 - Bafana Bafana

#include <iostream>
using namespace std;

int main() {
	int tt;
	cin >> tt;
	for (int t = 1; t <= tt; t++) {
		int n, k, p;
		cin >> n >> k >> p;
		int last = (k + p) % n;
		if (last == 0)
			last = n;
		cout << "Case " << t << ": " << last << endl;
	}
	return 0;
}