let q=20,r=10 and p be a node previous to q sequence is p-q-r temp is poi

how to swap two numbers in a linked list without exchanging
the data but only the links?

Question Posted / sha

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Answer Posted / sha

let q=20,r=10 and p be a node previous to q
sequence is p-q-r
temp is pointer of link list.
then
temp=p->next;
p->next=temp->next;
p->next->next=temp;
and temp next can be conected to p->next->next->next if
there is any

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