#include <bits/stdc++.h>
using namespace std;

int main() {
	long long x, y, z;
	cin >> x >> y >> z;

	if (z == 0) {
		cout << "ccW" << endl;
		return 0;
	}

	tuple<int, int, int> mn(INT_MAX, INT_MAX, INT_MAX);
	for (int i = -5000; i <= 5000; i++) {
		int j = y == 0 ? 0 : (z - i * x) / y;
		if (i * x + j * y == z) mn = min(mn, make_tuple(abs(i) * 2 + abs(j) * 2 - 1, i, j));
	}
	int c, a, b;
	tie(c, a, b) = mn;
	if (c > 10000) {
		cout << "mourennaihasimasenn" << endl;
		return 0;
	}

	if (b == 0) {
		cout << string(a, 'c') + string(a - 1, 'C') << endl;
	} else if (a == 0) {
		cout << string(b, 'w') + string(b - 1, 'C') << endl;
	} else if (a > 0 && b > 0) {
		cout << string(a, 'c') + string(a - 1, 'C');
		cout << string(b, 'w') + string(b - 1, 'C');
		cout << "C" << endl;
	} else if (a < 0) {
		cout << string(-a, 'c') + string(-a - 1, 'C');
		cout << string(b, 'w') + string(b - 1, 'C');
		cout << "W" << endl;
	} else {
		cout << string(-b, 'w') + string(-b - 1, 'C');
		cout << string(a, 'c') + string(a - 1, 'C');
		cout << "W" << endl;
	}
}