In file included from /in/driver/main.cpp:5:0:
/in/hashtable.hpp: In member function 'size_t HashTable<Key, Value, Hash, KeyEqual>::findMinimumBucketSize(size_t) const':
/in/hashtable.hpp:132:54: error: expected '(' before 'size_t'
         size_t targetBucketSize = static_cast<size_t>size_t (static_cast<double>(tableSize) / static_cast<size_t>(maxLoadFactor));
                                                      ^~~~~~
/in/hashtable.hpp:132:130: error: expected ')' before ';' token
         size_t targetBucketSize = static_cast<size_t>size_t (static_cast<double>(tableSize) / static_cast<size_t>(maxLoadFactor));
                                                                                                                                  ^
/in/hashtable.hpp: In instantiation of 'size_t HashTable<Key, Value, Hash, KeyEqual>::findMinimumBucketSize(size_t) const [with Key = int; Value = int; Hash = std::hash<int>; KeyEqual = std::equal_to<int>; size_t = long unsigned int]':
/in/hashtable.hpp:283:39:   required from 'void HashTable<Key, Value, Hash, KeyEqual>::rehash(size_t) [with Key = int; Value = int; Hash = std::hash<int>; KeyEqual = std::equal_to<int>; size_t = long unsigned int]'
/in/hashtable.hpp:230:19:   required from 'bool HashTable<Key, Value, Hash, KeyEqual>::insert(const HashTable<Key, Value, Hash, KeyEqual>::Iterator&, const Key&, const Value&) [with Key = int; Value = int; Hash = std::hash<int>; KeyEqual = std::equal_to<int>]'
/in/hashtable.hpp:239:22:   required from 'bool HashTable<Key, Value, Hash, KeyEqual>::insert(const Key&, const Value&) [with Key = int; Value = int; Hash = std::hash<int>; KeyEqual = std::equal_to<int>]'
/in/driver/main.cpp:111:43:   required from here
/in/hashtable.hpp:132:93: error: conversion to 'double' from 'size_t {aka long unsigned int}' may alter its value [-Werror=conversion]
         size_t targetBucketSize = static_cast<size_t>size_t (static_cast<double>(tableSize) / static_cast<size_t>(maxLoadFactor));
                                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1plus: all warnings being treated as errors