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// Displays a random sight word for your little one to learn.
#include <iostream>
#include <vector>
#include <string>
#include "words.h"
#include "word_cache.h"
using namespace std;
const int CACHE_SIZE = 25;
int main() {
int word_index = 0;
WordCache* cache = new WordCache(CACHE_SIZE);
const vector<string> words = Words::GetWords();
srand( time(0) );
while (true) {
word_index = rand() % Words::GetWords().size();
// Skip the word if it is in the cache
if (cache->IsIndexInCache(word_index)) continue;
// Add the word's index to the cache
// Output the next word
cout << words[word_index] << endl;
// Wait for the Enter key
delete cache;
return 0;