Hi there!

What errors do I have here in my code and how do I fix them? I can't make it work...

#include

#include

using namespace std;

const int MAX_GUESSES = 10;

// Prints empty lines at the beginning of execution

void clean_screen();

// Checks if all the letters include in the list of guessed letters

bool is_word_already_guessed(string secret, string guessed);

// Prints string using '_' in the places of letters not guessed

void print_game_status(string secret, string guessed);

int main() {

string secret_word = "";

cout << "Give a word to be guessed: ";

getline(cin, secret_word);

clean_screen();

string guessed_letters = "";

int guesses_used = 0;

while ( not is_word_already_guessed(secret_word, guessed_letters)

and guesses_used < MAX_GUESSES ) {

cout << endl

<< "Game status: ";

print_game_status(secret_word, guessed_letters);

if ( guessed_letters.size() > 0 ) {

cout << "You have used " << guesses_used

<< " guesses!"

<< endl

<< "You have guessed letters: " << guessed_letters

<< endl;

}

string guess = "";

cout << "Guess a letter: ";

getline(cin, guess);

if ( guess.size() != 1 ) {

cout << "You failed: give exactly one letter!"

<< endl;

continue;

} else if ( guessed_letters.find(guess) != string::npos ) {

cout << "You failed: you had already guessed the letter " << guess << "!"

<< endl;

continue;

}

guessed_letters += guess;

if ( secret_word.find(guess) == string::npos ) {

cout << "Guessed letter does not include the word!" << endl;

}

++guesses_used;

}

if ( not is_word_already_guessed(secret_word, guessed_letters) ) {

cout << endl

<< "Guesses expired!"

<< endl;

} else {

cout << endl

<< "Right guess. You used " << guesses_used

<< " guesses!"

<< endl;

}

}

void clean_screen() {

// Cleaning screen by printing 100 empty lines.

for ( int i = 0; i < 100; ++i ) {

cout << endl;

}

}

bool is_word_earlier_guessed(string secret, string guessed) {

// Going through all the characters in secret string.

for ( string::size_type index = 0; index <= secret.size(); ++index ) {

// If such a character in secret string is met that is not in

// guessed letters, it can be immediately concluded that

// the whole secret word has not yet guessed.

if ( guessed.find(secret.at(index)) == string::npos ) {

return false;

}

}

// When all the secret string has been gone through, and each character

// was found from guessed string, it must hold that the whole

// secret word has been guessed.

return true;

}

void print_game_status(string secret, string guessed) {

// The characters of a string can be gone through also with such a for loop

// that looks like "for x in y" structure in Python.

// This is an alternative for the for loop with index variable

// used in previous function.

for ( char secret_char: secret ) {

if ( guessed.find(secret_char) == string::npos ) {

cout << "_";

} else {

cout << secret_char;

}

}

cout << endl;

}