Method Push

top_k_frequent_elements_347/solution.go:21–23

(f interface{})

	h[i], h[j] = h[j], h[i]
}
func (h *freqHeap) Push(f interface{}) {
	*h = append(*h, f.(freqHeapVal))
}
func (h *freqHeap) Pop() interface{} {
	heapV := *h
	p := heapV[len(heapV)-1]