==code(c) |
void percolate(Heap H, int N, int K) {

    int Key;

    int key = H[K];

    Key = H[K];
    while ((K>1) && (Key > H[ K>>1 ])) {
        H[K] = H[ K>>1 ];
        K >>= 1;

    while ((K > 1) && (key > H[father(K)])) {
        H[K] = H[father(K)];
        K = father(K);

    }

    H[K] = Key;

 
    H[K] = key;

}
==