Hangman_Game.cpp

#include<iostream>
#include<cstdlib>
#include<ctime>
using namespace std;

const int MAX_TRIES=5;
int Letter_Fill (char, string, string&);
int main (){
	char letter;
	int num_of_wrong_guesses=0;
	string name,word,words[] {
		"india",
		"pakistan",
		"nepal",
		"malaysia",
		"philippines",
		"australia",
		"iran",
		"ethiopia",
		"oman",
		"indonesia",
		"gambia", 
		"georgia"
	};

	//choose and copy a word from array of words randomly
	srand(time(NULL));
	int n=rand()% 12;
	word=words[n];

	// Initialize the secret word with the * character.
	string unknown(word.length(),'*');

	// welcome the user
	cout << "\n\nWelcome to hangman...Guess a country Name"
		 << "\n\nEach letter is represented by a star."
	 	 << "\n\nYou have to type only one letter in one try"
		 << "\n\nYou have " << MAX_TRIES << " tries to try and guess the word."
		 << "\n~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~";

	// Loop until the guesses are used up
	while (num_of_wrong_guesses < MAX_TRIES){
		cout << "\n\n" << unknown << "\n\nGuess a letter: ";
		cin >> letter;
		// Fill secret word with letter if the guess is correct,
		// otherwise increment the number of wrong guesses.
		if (!Letter_Fill(letter, word, unknown)){
		cout << endl << "Whoops! That letter isn't in there!" << endl;
		num_of_wrong_guesses++;
		}
		else
		cout << endl << "You found a letter! Isn't that exciting!" << endl;
		// Tell user how many guesses has left.
		cout << "You have " << MAX_TRIES - num_of_wrong_guesses << " guesses left." << endl;
		// Check if user guessed the word.
		if (word==unknown){
		cout << word << endl << "Yeah! You got it!";
		break;
		}

	}
	if(num_of_wrong_guesses == MAX_TRIES){
	cout << "\nSorry, you lose...you've been hanged." << endl
		 << "The word was : " << word << endl;
	}
	cin.ignore();
	cin.get();
	return 0;
}

/* Take a one character guess and the secret word, and fill in the
 unfinished guessword. Returns number of characters matched.
 Also, returns zero if the character is already guessed. */

int Letter_Fill (char guess, string secretword, string &guessword){
	int matches=0,len=secretword.length();
	for (int i = 0; i< len; i++){
		// Did we already match this letter in a previous guess?
		if (guess == guessword[i])
		return 0;
		
		// Is the guess in the secret word?
		if (guess == secretword[i]){
		guessword[i] = guess;
		matches++;
		}
	}
	return matches;
}