2574 EC, C++ (clang)

2574 EC

//clang 3.8.0

#include <string>
#include <iostream>
#include <unordered_map>

int main()
{
    std::unordered_map<std::string, int> map;//Make an ordered map with the key being a string
    
    //Insert a number of items into the hashable
    map["first"] = 1;
    map["second"] = 2;
    map["third"] = 3;
    map["fourth"] = 4;
    
    //Retrieving an item that was inserted
    auto hashTablePointer = map.find("third");
    if (hashTablePointer == map.end()) {
        std::cout << "I wasn't able to find \"third\" in the map" << std::endl;
    }
    else {
        std::cout << "I found \"third\" in the map, and it contains the value " << map["third"] << std::endl;
    }
    
    //Determining that item is not in hash table
    auto nextHashTablePointer = map.find("fifth");
    if (nextHashTablePointer == map.end()) {
        std::cout << "As expected, I was not able to find an entry with the key \"fifth\" in the table" << std::endl;
    }
    
    //Print out all the items stored in the hash table
    std::cout << "The hash table contains the following items: " << std::endl;
    for (auto& item : map) {
        std::cout << item.second << std::endl;
    }
}


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