https://repl.it/Co4Z/12 created by knowsuchagency

hangman++.cpp

#include <iostream>
#include <string>
#include <vector>
#include <cstdlib>
#include <ctime>
#include <set>
using namespace std;

vector<int> get_indexes(string input_string, char letter){
	/* Return a vector of integers indicating the indexes where the char is 
	found in the string. */
	vector<int> output;
	for(int i = 0; i < input_string.size(); i++){
		if (input_string[i] == letter){
			output.push_back(i);
		}
	}
	
	return output;
}

void update_guess(string& guess_string, string secret_word, char letter){
	/* Modify the guess string in place, replacing the characters in the
	string with the corresponding letter in the secret word. */
	
	// We need letter to be a string for the .replace method to work
	// so we'll consruct it
	string sletter(1, letter);
	for (int i: get_indexes(secret_word, letter)){
		guess_string.replace(i, 1, sletter);
	}
}


int main(){
	// create a set of words we can use as potential answers
	set <string> words_set = {
		"ye",
		"though",
		"aye",
		"walk",
		"through",
		"the",
		"valley",
		"of",
		"the",
		"shadow",
		"of",
		"death",
		"aye",
		"shall",
		"fear",
		"no",
		"evil",
		"fore",
		"aye",
		"am",
		"the",
		"meanest",
		"son",
		"of",
		"ayy",
		"bitch",
		"in",
		"the",
		"valley",
	};
	
	// construct a vector from the set of words
	vector <string> secret_words(words_set.begin(), words_set.end());

	// seed random
	srand(time(NULL));
	
	// Choose a secret word from the secret words at random
	int random_index = rand() % secret_words.size();
	string secret_word = secret_words[random_index];
	
	// set guess counter and max number of guesses
	int guesses = 0;
	int max_guesses = 5;
	
	// set placeholder for incorrect guesses
	set<char> wrong_guesses;
	
	// create a guess string of equal length to the secret
	// word made up of '.'
	string guess_string(secret_word.size(), '.');
	
	// Prints at the beginning of every game
	cout << "Let's play some hangman!" << endl << endl;
	
	// Begin the game loop
	while (guesses <= max_guesses){
		
		// Get user input
		string user_input;
		cout << "Type in a letter:" << endl << endl;
		cin >> user_input;
		
		// Make sure they only type in one letter
		if (user_input.size() > 1) {
			cout << endl << "You can only type in ONE character" << endl;
		}
		
		// The letter they typed in was in the answer
		else if (secret_word.find(user_input) != string::npos) {
			// Convert the input string to a character
			char letter = user_input.front();
			
			// Update the guess_string
			update_guess(guess_string, secret_word, letter);
			
			// Win condition; exit loop and return 0
			if (guess_string == secret_word){
				cout << endl << "You win! The secret word was " << secret_word + '!' << endl;
				return 0;
			}
			
			cout << endl << "Good guess!" << endl;
		} 
		
		// The letter they typed in was not in the secret_word
		else
		{
			cout << endl << "Shitty Guess" << endl;
			
			// append guess to wrong guesses
			wrong_guesses.insert(user_input.front());
			
			// increment guesses
			guesses++;
		}
		// endif
		
		// calculate remaining guesses
		int remaining_guesses = max_guesses - guesses;
		
		// variable to print guess if only one guess remaining else guesses
		string guess_or_guesses = (remaining_guesses==1) ? "guess":"guesses";
		
		// construct string from wrong guess set
		string swrong_guesses(wrong_guesses.begin(), wrong_guesses.end());
		
		// print correct guesses
		cout << endl << "Your correct guesses thus far: " << guess_string << endl;
		
		// print wrong guesses
		if (!wrong_guesses.empty()){
			cout << "Wrong guesses thus far: {" << swrong_guesses << '}' << endl;
		}
		
		// print the remaining number of turns
		cout << "You have " << remaining_guesses << ' ' + guess_or_guesses << " remaining" << endl << endl;
		
	}
	
	// You lost
	cout << "Lost. You suck. The word was: " << secret_word << endl;
	
	// test
	
}

hangman++_console_dump.txt

gcc version 4.6.3
>>> Let's play some hangman!

Type in a letter:

 u

Shitty Guess

Your correct guesses thus far: ......
Wrong guesses thus far: {u}
You have 4 guesses remaining

Type in a letter:

 i

Shitty Guess

Your correct guesses thus far: ......
Wrong guesses thus far: {iu}
You have 3 guesses remaining

Type in a letter:

 e

Good guess!

Your correct guesses thus far: ....e.
Wrong guesses thus far: {iu}
You have 3 guesses remaining

Type in a letter:

 r

Shitty Guess

Your correct guesses thus far: ....e.
Wrong guesses thus far: {iru}
You have 2 guesses remaining

Type in a letter:

 y

Good guess!

Your correct guesses thus far: ....ey
Wrong guesses thus far: {iru}
You have 2 guesses remaining

Type in a letter:

 l

Good guess!

Your correct guesses thus far: ..lley
Wrong guesses thus far: {iru}
You have 2 guesses remaining

Type in a letter:

 v

Good guess!

Your correct guesses thus far: v.lley
Wrong guesses thus far: {iru}
You have 2 guesses remaining

Type in a letter:

 a

You win! The secret word was valley!