#include <iostream>#include <fstream>#include <vector>#include <string>#include <stdio.h>#include <cstdlib>#include <assert.h>using namespace std;struct HANGMAN{ string word; unsigned int right; unsigned int wrong; unsigned int total; string guessed; HANGMAN() { word = ""; right = 0; wrong = 0; total = 0; guessed = ""; }; void reset() { word = ""; guessed = ""; right = 0; wrong = 0; total = 0; };};typedef struct HANGMAN HangMan;// Check to see if the user has guessed the wordbool win( HangMan game ){ bool result = true; for ( int i = 0; i < game.word.length(); i++ ) if ( game.guessed.find( game.word[ i ] ) == string::npos ) result = false; return result;}// Picks a word at random from a vector by treating it like a treestring pickWord( vector<string> &words ){ string result; int num = rand() % ( words.size() ); unsigned int index = 0; srand((unsigned)time(0)); for ( int i = 0; i < num; i++ ) { index = ( index + 3 > words.size() ) ? index : index + rand()%3; } assert( index < words.size() ); result = words[index]; // Delete the word from the vector vector<string>::iterator toDelete = words.begin(); for( unsigned int i; i <= index; i++ ) toDelete++; words.erase( toDelete ); return result; }void drawGallows( int numWrong ) /* Draws gallows with hangman based on amount of wrong guesses */{ cout << " ___" << endl; cout << "| | " << endl << "|"; if (numWrong >= 1) cout << " o "; cout << endl << "|"; if (numWrong >= 2) cout << " /"; if (numWrong >= 3) cout << "|"; if (numWrong >= 4) cout << "\\"; cout << endl << "|"; if (numWrong >= 5) cout << " /"; if (numWrong >= 6) cout << " \\"; cout << endl << "|" << endl; cout << "|_________" << endl; cout << endl;}// Get a letter from the user, and increase the correct countervoid getMove( HangMan &game ){ string s; // The text the user enters char ch; // choice // Primpt for a letter cout << "Your letter: "; getline( cin, s ); ch = s[ 0 ]; // Only use the first letter printf( "\n" ); while ( game.guessed.find( ch ) != string::npos ) { // Keep asking until a valid choice is entered cout << "You have already guessed " << ch << ", please try again!" << endl; cout << "Your letter: "; getline( cin, s ); ch = s[ 0 ]; printf( "\n" ); } game.guessed += ch; // Add the choice to the list of guessed letters game.total++; // Increase the total guess count // Increase the proper guess counter if ( game.word.find( ch ) != string::npos ) game.right++; else game.wrong++;}int main( int argc, char *argv[] ){ HangMan game; vector<string> words; fstream in( "hangman.cpp", ios::in ); string s; char playAgain = 'y'; int lines = 0; while( getline( in, s ) ) lines++; in.close(); in.open( "words.txt", ios::in ); // Load the words list while ( getline( in, s ) ) words.push_back( s ); in.close(); //play game while ( playAgain == 'y' ) { game.reset(); // Reset all stats game.word = pickWord( words ); // Select a word from the vector while ( (game.wrong < 6) && !win( game ) ) { // Play until the user guesses the word or makes 6 mistakes system( "clear" ); cout << "C++ Hangman (VectorBased)\nLines of code: " << lines << "\nRemaining words: " << words.size() << "\n\n"; drawGallows( game.wrong ); for ( unsigned int i = 0; i < game.word.length(); i++ ) { if ( game.guessed.find( game.word[ i ] ) != string::npos ) printf( "%c ", game.word[ i ] ); else printf( "_ " ); } cout << "\nYou have guessed: " << game.guessed << endl; getMove( game ); } system( "clear" ); cout << "C++ Hangman (Vector Based)\nLines of code: " << lines << "\nRemaining words: " << words.size() << "\n\n"; drawGallows( game.wrong ); if ( game.wrong >= 6 ) cout << "The word was: " << game.word << "\nY o u L o s e !\nYou made " << game.total << " guesses." << endl; else cout << "The word was: " << game.word << "\nY o u W i n !\nYou made " << game.total << " guesses." << endl; cout << "Play again (y/n)? "; cin >> playAgain; cin.ignore(); } printf( "Program terminating...\n" ); return 0;}