Using the ADT dictionary operations, write pseudocode for a replacefunctionat the client level that replaces the dictionary entry whose search key is x with another entry whose search key is also x.

Question

What will be an ideal response?

Answer 1

```
//Replaces in the dictionary aDictionarythe item whose search key matchessearchKey
//withreplacementItem, whose search key also matches searchKey.
//If the operation is successful, returns true, otherwise returns false.
replace(aDictionary: Dictionary, searchKey:KeyType,
replacementItem: ItemType): boolean
{
result = aDictionary.remove(searchKey)
if (result)
result = aDictionary.add(searchKey, replacementItem)
return result
}

```