func predictPartyVictory(senate string) string {
	radiant, dire := make([]int, 0), make([]int, 0)
	for i := range senate {
		if senate[i] == 'R' {
			radiant = append(radiant, i)
		} else {
			dire = append(dire, i)
		}
	}
	r, d, n := len(radiant), len(dire), len(senate)
	for r != 0 && d != 0 {
		if radiant[0] < dire[0] {
			dire = dire[1:]
			d--
			i := radiant[0] + n
			radiant = append(radiant[1:], i)
		} else {
			radiant = radiant[1:]
			r--
			i := dire[0] + n
			dire = append(dire[1:], i)
		}
	}
	if r == 0 {
		return "Dire"
	}
	return "Radiant"
}