// scrabble-evaluator-challenge // Last updated: April 2018 /* Documentation: Takes a phrase as input and outputs the word with the highest Scrabble score. Rules: Score 1 for: a, e, i, o, u, l, n, r, s, t. Score 2 for: d, g. Score 3 for: b, c, m. Score 4 for: f, h, v, w, y. Score 5 for: k. Score 8 for: j, x. Score 10 for: q, z. No limit on word length. */ #include #include int getScore(char in_letter); // Returns value of letter based on Scrabble rules bool isLetter(char in_character); // Returns true if in_character is a valid letter void printUsage(); // Prints help and program usage int main() { // Variables std::stringstream phrase; std::string word; std::string result; int score = 0; // Input printUsage(); std::cout << "Please enter a phrase containing the words you wish to evaluate:\n"; std::getline(std::cin, word); std::cout << '\n'; phrase << word; // Main loop while (std::getline(phrase, word, ' ')) // split into words { // Test for invalid characters for (char character : word) { if (!isLetter(character)) { std::cerr << "Error! Invlaid character found in phrase.\n"; return -1; // invalid character entered } } // Variables int temp_score = 0; // Evaluate word value for (char letter : word) { temp_score += getScore(letter); } // Save highest scored result if (temp_score > score) { score = temp_score; result = word; } } // end while (std::getline(phrase, word, ' ')) // Output std::cout << "The word with the highest result is \"" << result << "\" with a score of " << score << ".\n\n"; return 0; } int getScore(char in_letter) { switch (in_letter) { case 'A': case 'a': case 'E': case 'e': case 'I': case 'i': case 'O': case 'o': case 'U': case 'u': case 'L': case 'l': case 'N': case 'n': case 'R': case 'r': case 'S': case 's': case 'T': case 't': return 1; case 'D': case 'd': case 'G': case 'g': return 2; case 'B': case 'b': case 'C': case 'c': case 'M': case 'm': return 3; case 'F': case 'f': case 'H': case 'h': case 'V': case 'v': case 'W': case 'w': case 'Y': case 'y': return 4; case 'K': case 'k': return 5; case 'J': case 'j': case 'X': case 'x': return 8; case 'Q': case 'q': case 'Z': case 'z': return 10; default: return 0; // invalid or 0 point character } // end of switch (letter) } // end of int getScore(char in_letter) bool isLetter(char in_character) { bool isLetter = false; std::string letters = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; for (char letter_character : letters) { if (in_character == letter_character) isLetter = true; } return isLetter; } void printUsage() { std::cout << "This program takes a word, or series of words, and outputs the word\n" << "with the highest score along with its score. The score is based on\n" << "the following rating system (which is based on Scrabble, and does\n" << "not spell-check): \n" << "" << "Add 1 for: a, e, i, o, u, l, n, r, s, t.\n" << "Add 2 for: d, g.\n" << "Add 3 for: b, c, m.\n" << "Add 4 for: f, h, v, w, y.\n" << "Add 5 for: k. Add 8 for: j, x. Add 10 for: q, z.\n\n"; }