type Solution struct {
	
}

func Constructor(n_rows int, n_cols int) Solution {
	
}

func (this *Solution) Flip() []int {
	
}

func (this *Solution) Reset()  {
	
}

/**
 * Your Solution object will be instantiated and called as such:
 * obj := Constructor(n_rows, n_cols);
 * param_1 := obj.Flip();
 * obj.Reset();
 */