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Quizlet is SH!T
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| #include <iostream> | |
| #include <algorithm> | |
| #include <array> | |
| #include <random> | |
| #include <chrono> | |
| #include <vector> | |
| #include <string> | |
| #include <fstream> | |
| #include <cstdlib> | |
| // Usage | |
| // Make a file of cards in the form: | |
| // | |
| // term1:answer1 | |
| // term2:answer2 | |
| // ... | |
| // | |
| // Then just pass it as the first an only argument to the program: | |
| // learner terms.txt | |
| struct card { | |
| std::string f, b; | |
| }; | |
| int main(int argc, char** argv){ | |
| if (argc < 2){ | |
| std::cout << "No file provided, exiting.\n"; | |
| return 1; | |
| } | |
| // loading | |
| std::vector<card*> cards; | |
| std::ifstream fin(argv[1]); | |
| if (!fin){ | |
| std::cout << "Invalid filename, exiting.\n"; | |
| return 1; | |
| } | |
| while (fin.peek() != EOF){ | |
| card* ptr = new card; | |
| std::getline(fin, ptr->f, ':'); | |
| if (ptr->f != "\n"){ | |
| std::getline(fin, ptr->b); | |
| cards.push_back(ptr); | |
| } | |
| } | |
| fin.close(); | |
| // mechanics: | |
| // iterate incorrect cards, shuffling between iterations | |
| // incorrect cards remain in the deck and correct cards are deleted | |
| int sz = cards.size(); | |
| const int ini_sz = sz; | |
| while (sz){ | |
| int back = 0; | |
| std::shuffle(cards.begin(), cards.begin()+sz, std::default_random_engine(std::chrono::system_clock::now().time_since_epoch().count())); | |
| for (int i=0; i<sz; ++i){ | |
| std::cout << "\033[2JLearned: " << i-back+ini_sz-sz << '/' << ini_sz << '\n'; | |
| std::cout << cards[i]->f << '\n'; | |
| std::string ans; std::getline(std::cin, ans); | |
| if (ans != cards[i]->b){ | |
| std::cout << "Wrong, correct answer: " << cards[i]->b << "\nOverride? (y/n)"; | |
| if (std::cin.get() == 'y') delete cards[i]; | |
| else { | |
| cards[back] = cards[i]; | |
| ++back; | |
| } | |
| std::cin.ignore(); | |
| } else { | |
| delete cards[i]; | |
| } | |
| } | |
| sz = back; | |
| } | |
| std::cout << "\033[2JLearning done!\n"; | |
| return 0; | |
| } |
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