OpenSoure_Repos/TheAlgorithms-C-Plus-Plus
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remove pauses

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This commit is contained in:
Krishna Vedala 2020-07-29 19:43:33 -04:00
parent b3cd53b26c
commit 9c5f853752
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GPG Key ID: BA19ACF8FC8792F7
3 changed files with 26 additions and 18 deletions
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36
hashing/double_hash_hash_table.cpp
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@ -10,9 +10,14 @@
#include <memory> #include <memory>
#include <vector> #include <vector>
namespace { // keep the code local to this file by assigning them to an unnamed /**
// namespace * @addtogroup open_addressing Open Addressing
* @{
* @namespace double_hashing
* @brief An implementation of hash table using [double
* hashing](https://en.wikipedia.org/wiki/Double_hashing) algorithm.
*/
namespace double_hashing {
// fwd declarations // fwd declarations
using Entry = struct Entry; using Entry = struct Entry;
bool putProber(const Entry& entry, int key); bool putProber(const Entry& entry, int key);
@ -230,10 +235,17 @@ void removalInfo(int key) {
std::cout << "New table: "; std::cout << "New table: ";
display(); display();
} }
} // namespace } // namespace double_hashing
/**
* @}
*/
using double_hashing::Entry;
using double_hashing::table;
using double_hashing::totalSize;
/** Main program /** Main program
* @returns None * @returns 0 on success
*/ */
int main() { int main() {
int cmd = 0, hash = 0, key = 0; int cmd = 0, hash = 0, key = 0;
@ -242,7 +254,6 @@ int main() {
table = std::vector<Entry>(totalSize); table = std::vector<Entry>(totalSize);
bool loop = true; bool loop = true;
while (loop) { while (loop) {
system("pause");
std::cout << std::endl; std::cout << std::endl;
std::cout << "PLEASE CHOOSE -" << std::endl; std::cout << "PLEASE CHOOSE -" << std::endl;
std::cout << "1. Add key. (Numeric only)" << std::endl; std::cout << "1. Add key. (Numeric only)" << std::endl;
@ -256,18 +267,18 @@ int main() {
case 1: case 1:
std::cout << "Enter key to add = "; std::cout << "Enter key to add = ";
std::cin >> key; std::cin >> key;
addInfo(key); double_hashing::addInfo(key);
break; break;
case 2: case 2:
std::cout << "Enter key to remove = "; std::cout << "Enter key to remove = ";
std::cin >> key; std::cin >> key;
removalInfo(key); double_hashing::removalInfo(key);
break; break;
case 3: { case 3: {
std::cout << "Enter key to search = "; std::cout << "Enter key to search = ";
std::cin >> key; std::cin >> key;
Entry entry = table[doubleHash(key, true)]; Entry entry = table[double_hashing::doubleHash(key, true)];
if (entry.key == notPresent) { if (entry.key == double_hashing::notPresent) {
std::cout << "Key not present"; std::cout << "Key not present";
} }
break; break;
@ -275,10 +286,11 @@ int main() {
case 4: case 4:
std::cout << "Enter element to generate hash = "; std::cout << "Enter element to generate hash = ";
std::cin >> key; std::cin >> key;
std::cout << "Hash of " << key << " is = " << hashFxn(key); std::cout << "Hash of " << key
<< " is = " << double_hashing::hashFxn(key);
break; break;
case 5: case 5:
display(); double_hashing::display();
break; break;
default: default:
loop = false; loop = false;

4
hashing/linear_probing_hash_table.cpp
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@ -10,7 +10,7 @@
#include <vector> #include <vector>
/** /**
* @addtogroup Open Addressing * @addtogroup open_addressing Open Addressing
* @{ * @{
* @namespace linear_probing * @namespace linear_probing
* @brief An implementation of hash table using [linear * @brief An implementation of hash table using [linear
@ -228,8 +228,6 @@ int main() {
table = std::vector<Entry>(totalSize); table = std::vector<Entry>(totalSize);
bool loop = true; bool loop = true;
while (loop) { while (loop) {
std::cout << "\nPress a key to continue...\n";
std::cin.get();
std::cout << std::endl; std::cout << std::endl;
std::cout << "PLEASE CHOOSE -" << std::endl; std::cout << "PLEASE CHOOSE -" << std::endl;
std::cout << "1. Add key. (Numeric only)" << std::endl; std::cout << "1. Add key. (Numeric only)" << std::endl;

4
hashing/quadratic_probing_hash_table.cpp
View File

@ -11,7 +11,7 @@
#include <vector> #include <vector>
/** /**
* @addtogroup Open Addressing * @addtogroup open_addressing Open Addressing
* @{ * @{
* @namespace quadratic_probing * @namespace quadratic_probing
* @brief An implementation of hash table using [quadratic * @brief An implementation of hash table using [quadratic
@ -250,8 +250,6 @@ int main() {
table = std::vector<Entry>(totalSize); table = std::vector<Entry>(totalSize);
bool loop = true; bool loop = true;
while (loop) { while (loop) {
std::cout << "\nPress a key to continue...\n";
std::cin.get();
std::cout << std::endl; std::cout << std::endl;
std::cout << "PLEASE CHOOSE -" << std::endl; std::cout << "PLEASE CHOOSE -" << std::endl;
std::cout << "1. Add key. (Numeric only)" << std::endl; std::cout << "1. Add key. (Numeric only)" << std::endl;