如有改进的地方，欢迎讨论

bool heap_insert_value(PMinHeap pq, int value){
    if(pq == NULL || pq -> heap_size == pq -> capacity){    
        return false;    
    }
    PMinHeapNode temp = (PMinHeapNode)malloc(sizeof(MinHeapNode));
    temp -> value = value;
    int i = pq -> heap_size;
    pq -> heap_array[i] = *temp ;
    while(i > 0){
        if(pq -> heap_array[i].value < pq -> heap_array[(i - 1) / 2].value){
            *temp = pq -> heap_array[i];
            pq -> heap_array[i] = pq -> heap_array[(i - 1) / 2];
            pq -> heap_array[(i - 1) / 2] = *temp;
            i = (i - 1) / 2;
        }
        else{
            break;
        }
    }
    pq -> heap_size++;
    return true;
}