You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
hello-algo/en/codes/cpp/chapter_hashing/array_hash_map_test.cpp

53 lines
1.4 KiB

/**
* File: array_hash_map_test.cpp
* Created Time: 2022-12-14
* Author: msk397 (machangxinq@gmail.com)
*/
#include "./array_hash_map.cpp"
/* Driver Code */
int main() {
/* Initialize hash table */
ArrayHashMap map = ArrayHashMap();
/* Add operation */
// Add key-value pair (key, value) to the hash table
map.put(12836, "Ha");
map.put(15937, "Luo");
map.put(16750, "Suan");
map.put(13276, "Fa");
map.put(10583, "Ya");
cout << "\nAfter adding, the hash table is\nKey -> Value" << endl;
map.print();
/* Query operation */
// Enter key to the hash table, get value
string name = map.get(15937);
cout << "\nEnter student ID 15937, found name " << name << endl;
/* Remove operation */
// Remove key-value pair (key, value) from the hash table
map.remove(10583);
cout << "\nAfter removing 10583, the hash table is\nKey -> Value" << endl;
map.print();
/* Traverse hash table */
cout << "\nTraverse key-value pairs Key->Value" << endl;
for (auto kv : map.pairSet()) {
cout << kv->key << " -> " << kv->val << endl;
}
cout << "\nIndividually traverse keys Key" << endl;
for (auto key : map.keySet()) {
cout << key << endl;
}
cout << "\nIndividually traverse values Value" << endl;
for (auto val : map.valueSet()) {
cout << val << endl;
}
return 0;
}