1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212
|
/*
The Great Quiz Show Game
by
Sun A Cho
*/
//Include the libraries
#include <iostream>
#include <string>
#include <fstream>
// Use the standard namespace
using namespace std;
// Declare global variables
int Guess;
int Winnings;
int ask;
// dmh
class HighScore {
public:
HighScore() {
reset();
}
bool read(istream &is);
bool write(ostream &os);
unsigned lowest() {
return scores[numScores-1];
}
void add(unsigned score, string &name);
void reset();
static constexpr size_t numScores=5;
//scores sorted from highest to lowest
unsigned scores[numScores];
// corresponding names
string names[numScores];
};
///////// DMH - put the code for the HighScores methods here. //////
class Question
{
private:
string Question_Text;
string Answer_1;
string Answer_2;
string Answer_3;
string Answer_4;
int Correct_Answer;
int Prize_Amount; // How much the question is worth
public:
void setValues(string, string, string, string, string, int, int);
void askQuestion();
};
int
main()
{
// Declare local variables
HighScore highScores; // dmh
// Input the high scores from a file
ifstream Input_High_Scores;
Input_High_Scores.open("High_Scores.txt"); // dmh careful with the name
highScores.read(Input_High_Scores); // dmh
Input_High_Scores.close(); // dmh
// Show the title screen
cout << "***********************" << endl;
cout << "* *" << endl;
cout << "* The Great Quiz Show *" << endl;
cout << "* *" << endl;
cout << "* by *" << endl;
cout << "* *" << endl;
cout << "* Sun A Cho *" << endl;
cout << "* *" << endl;
cout << "***********************" << endl;
cout << endl;
// Creat instances of Questions
Question q1;
Question q2;
Question q3;
Question q4;
Question q5;
Question q6;
// Set the values of the Questions instances
q1.setValues("What does cout do?",
"Eject a CD",
"Send text to the printer",
"Print text on the screen", "Play sound", 3, 2500);
q2.setValues("What are the two sections in a class?",
"public and local",
"global and local", "global and private", "public and private", 4, 5000);
q3.setValues("What does cin do?",
"Gets input from a file",
"Gets input from the user",
"Gets input from the company", "Get the letter c", 2, 2500);
q4.setValues("Which library lets you use the cout command?",
"string", "cmath", "fstream", "iostream", 4, 4000);
q5.setValues("Which namespace have you used in this course?",
"std", "public", "private", "include", 1, 3000);
q6.setValues("Which value below could be an int variable hold?",
"Harry", "-3.42", "792", "October 26", 3, 3000);
// Ask the questions
q1.askQuestion();
q2.askQuestion();
q3.askQuestion();
q4.askQuestion();
q5.askQuestion();
q6.askQuestion();
if (Winnings >= highScores.lowest()) { // dmh
// dmh
cout << "You got a high score!" << endl;
cout << "Please enter your name" << endl;
string name;
getline(cin, name);
highScores.add(Winnings, name);
}
// Print the high score list
cout << "High Score list" << endl;
// Notice that HighScore::write() is used both to display the scores
// on screen, and to write them to the file.
highScores.write(cout); // dmh
// Output the high score to a file
ofstream Output_High_Scores;
Output_High_Scores.open("High_Scores.txt");
highScores.write(Output_High_Scores); // dmh
Output_High_Scores.close();
system("PAUSE");
}
// Stores values for Question variables
void
Question::setValues(string q, string a1, string a2, string a3, string a4, int ca, int pa)
{
Question_Text = q;
Answer_1 = a1;
Answer_2 = a2;
Answer_3 = a3;
Answer_4 = a4;
Correct_Answer = ca;
Prize_Amount = pa;
}
void
Question::askQuestion()
{
// Ask the question
cout << endl;
cout << Question_Text << endl;
cout << "1. " << Answer_1 << endl;
cout << "2. " << Answer_2 << endl;
cout << "3. " << Answer_3 << endl;
cout << "4. " << Answer_4 << endl;
cout << endl;
// Ask for a guess
cout << "What is your answer?" << endl;
cin >> Guess;
cin.ignore(); // skip the newline
// If user guesses right, add Prize_Amount to Winnings
if (Guess == Correct_Answer) {
cout << endl;
cout << "You are correct." << endl;
Winnings = Winnings + Prize_Amount;
cout << "You just won $" << Prize_Amount << "!" << endl;
cout << "Total winnings: $" << Winnings << endl;
cout << endl;
} else {
cout << endl;
cout << "You are not correct." << endl;
cout << "Total winnings: $" << Winnings << endl;
cout << endl;
}
}
void
reset()
{
string rewrite;
HighScore highScores;
cout << "Do you want to rest the high scores?" << endl;
cin >> rewrite;
if (rewrite == "y") {
highScores.reset();
std::ofstream ofs;
ofs.open("High_Scores.txt", std::ofstream::out | std::ofstream::trunc);
highScores.write(ofs);
ofs.close();
} else if (rewrite == "n") {
system("PAUSE");
}
}
| |