public class PeopleCircle {
	public String order(int numMales, int numFemales, int K) {
		int totalPersons = numMales + numFemales;
		char[] circle = new char[totalPersons];
		int i = -1;
		while(numFemales > 0) {
			int tmpK = K;
			while(tmpK > 0) {
				if(i != (totalPersons - 1)) {
					i ++;
				} else {
					i = 0;
				}
				if(circle[i] != 'F') {
					tmpK --;
				}
			}
			circle[i] = 'F';
			numFemales --;
		}
		for(int j = 0; j < totalPersons; j ++) {
			if(circle[j] != 'F') {
				circle[j] = 'M';
			}
		}
		return new String(circle);
	}
}