C++ Program to Implement KBC Game
C++
// C++ program to implement the kbc game
#include
#include
#include
#include
#include
using namespace std;
// Function prototypes
void displayWelcomeMessage();
int askQuestion(int questionSet,
const vector >& questions,
int);
void displayLifelines(int lifelinesUsed);
void fiftyFifty(vector& options, int correctOption);
void flipTheQuestion(int& questionIndex);
void provideHint(vector >&, int);
int getOption(const vector >& Question,
int currentIndex);
int main()
{
srand(time(0));
int totalAmount = 0;
// amount changes as the number of questions increases
int questionSetAmounts[]
= { 1000, 4000, 8000, 15000, 25000,
40000, 60000, 75000, 90000, 100000 };
// question bank
vector > questions = {
{ "What is the capital of France?", "A. Paris",
"B. Berlin", "C. Rome", "D. Madrid", "A" },
{ "Which planet is known as the Red Planet?",
"A. Mars", "B. Venus", "C. Jupiter", "D. Saturn",
"A" },
{ "What is the largest mammal?", "A. Elephant",
"B. Blue Whale", "C. Giraffe", "D. Lion", "B" },
{ "Which of the following is observed as Sports "
"Day every year?",
"A. 22nd April", "B. 26th july",
"C. 29th August", "D. 2nd October", "D: Apr 28",
"A" },
{ "Pongal is a popular festival of which state?",
"A. Karnataka", "B. Kerala", "C. Tamil Nadu",
"D. Andhra Pradesh", "C" },
{ "The International Literacy Day is observed on:",
"A. Sep 8", "B. Nov 28", "C. May 2", "D. Sep 22",
"A" },
{ "Which of the-following is wrongly matched?",
"A. Qutab Minar- Delhi", "B. Taj Mahal -Agra",
"C. Ajanta Caves -Maharashtra",
"D. Charminar -Lucknow", "D" },
{ "The 227 year old 'Nawab Saheb Ki Haveli' is "
"Iocated at",
"A. Hyderabad", "B. Jaipur", "C. New Delhi",
"D. Agra", "B" },
{ "Who is the current CEO of Google?",
"A. Sundar Pichai", "B. Satya Nadela",
"C. Mahesh", "D. Pintu", "A" },
{ "How many kgs are there in a 1 tonne", "A. 100",
"B. 1000", "C. 10", "D. 10000", "B" }
};
// total number of available questions
int numsOfQuestions = questions.size();
// lifeline and used question
int lifelinesUsed = 0;
bool usedTracker[10] = { false };
displayWelcomeMessage();
int flag = 1;
int i = 0;
// main loop
for (int loop = 0; loop < numsOfQuestions; ++loop) {
// selecting a random question
if (flag) {
while (usedTracker[i]) {
i = rand() % 10;
}
}
flag = 1;
int amount = questionSetAmounts[loop];
// asking question
int correctOption
= tolower(askQuestion(i, questions, i));
char wantToUseLifeline;
// asking choice
char userChoice;
cout << "Enter your choice (A/B/C/D), Enter (L) "
"for lifeline: ";
cin >> userChoice;
userChoice = tolower(userChoice);
// lifeline logic
if (userChoice == 'l' && lifelinesUsed < 3) {
displayLifelines(lifelinesUsed);
int lifelineChoice;
cout << "Enter your lifeline choice: ";
cin >> lifelineChoice;
switch (lifelineChoice) {
case 1:
fiftyFifty(questions[i], correctOption);
lifelinesUsed++;
loop--;
flag = 0;
continue;
case 2:
flipTheQuestion(i);
lifelinesUsed++;
loop--;
flag = 1;
continue;
case 3:
provideHint(questions, i);
lifelinesUsed++;
loop--;
flag = 0;
continue;
default:
cout << "Invalid lifeline choice. "
"Proceeding without using lifeline."
<< endl;
lifelinesUsed++;
loop--;
flag = 0;
continue;
}
}
// options logic
if (userChoice == correctOption) {
totalAmount += amount;
cout << "Correct! You've won $" << totalAmount
<< endl;
usedTracker[i] = true;
}
else {
cout << "Incorrect! You won $" << totalAmount
<< endl;
break;
}
}
cout << "Thanks for playing KBC! You won a total of $"
<< totalAmount << endl;
return 0;
}
// function to find the index of correct option
int getOption(const vector >& Question,int currentIndex)
{
return (Question[currentIndex][5][0]) - 64;
}
// displaying welcome message
void displayWelcomeMessage()
{
cout << "Welcome to Kaun Banega Crorepati (KBC)!"
<< endl;
cout << "Answer the following questions to win big!"
<< endl;
cout << "You can use lifelines to help you along the "
"way."
<< endl
<< endl;
}
// printing quetion and returning correct option
int askQuestion(int questionSet,
const vector >& questions,
int currentIndex)
{
cout << "\nQ" << currentIndex + 1 << " "
<< questions[questionSet][0] << endl;
for (int i = 1; i <= 4; ++i) {
cout << questions[questionSet][i] << endl;
}
int correctOption = questions[questionSet][5][0];
return correctOption;
}
void displayLifelines(int lifelinesUsed)
{
cout << "Choose a lifeline:" << endl;
cout << "1. 50:50 - Remove two wrong options" << endl;
cout << "2. Flip the question - Replace the question"
<< endl;
cout << "3. Hint - Get a hint for the question" << endl;
cout << "Lifelines used: " << lifelinesUsed << "/3"
<< endl;
}
// 50-50 lifeline logic
void fiftyFifty(vector& question, int correctOption)
{
vector wrongOptions;
for (int i = 1; i <= 4; ++i) {
if (question[i][0] != toupper(correctOption)) {
wrongOptions.push_back(i);
}
}
int removeOption1 = wrongOptions[rand() % 3];
int removeOption2 = removeOption1;
while (removeOption1 == removeOption2) {
removeOption2 = wrongOptions[rand() % 3];
}
cout << "50:50 - Options " << question[removeOption1]
<< " and " << question[removeOption2]
<< " are removed.\n"
<< endl;
question[removeOption1] = question[removeOption2] = "";
cin.ignore(numeric_limits::max(),
'\n'); // Clear newline from previous input
}
// flip the question lifeline logic
void flipTheQuestion(int& questionIndex)
{
cout << "Flipping the question..." << endl;
questionIndex = rand() % 10;
}
// hint provider lifeline logic
void provideHint(vector >& Questions,
int currentIndex)
{
cout << "Hint: The correct option starts with the "
"letter "
<< Questions[currentIndex]
[getOption(Questions, currentIndex)][3]
<< "." << endl;
}...
Contact Us