Help my Computer Tic Tac toe is not working.
TananTanTananTanToink (11)Dec 27, 2012 at 7:04am UTC
// Computer Tic tac toe,
FredFlintstone (11)Dec 27, 2012 at 10:20am UTC
You can play alone against the computer. You did not write the section for two players.1// Computer Tic tac toe,
// Include the iostream library
#include <iostream>
#include <string>
#include <ctime>
// Using the standard namespace
using namespace std;
// declare global variables
char Board [9];
// Declare Functions
void showBoard ( );
bool moveIsValid (int m );
int whoWon(); // Returns 0 if no one has won,1 if player 1 has won, 2 if player 2 has won
int main ( ) {
// Seed the random number
srand (time (NULL) );
// Declare Global Variables
string Player_1_name;
string Player_2_name;
int Whose_Turn = 1; // 1 means players turn and 2 means player 2 turns
int Move; // Store where the players wants to move
int Total_Moves = 0;
int num_players = 0;
// Assigns values to the playing board
Board[0] = '0' ;
Board[1] = '1' ;
Board[2] = '2' ;
Board[3] = '3' ;
Board[4] = '4' ;
Board[5] = '5' ;
Board[6] = '6' ;
Board[7] = '7' ;
Board[8] = '8' ;
// Give Choise to play 2 player or against computer
cout << "Welcome to Tic Tac Toe.\n Enter 1 for 1 player or 2 for 2 player" << endl;
cin >> num_players;
if (num_players ==2) {
// Get player names
cout << " Player 1: Please enter your name " << endl;
cin >> Player_1_name;
cout << " Player 2: Please enter your name " << endl;
cin >> Player_2_name;
}
if (num_players == 1) {
//Get PLayer Names
cout << " Player 1: Please enter your name " << endl;
cin >> Player_1_name;
while (whoWon ( ) ==0 && Total_Moves < 9) {
do {
// Show the board
showBoard ();
// Tell which player to move
if (Whose_Turn ==1) {
cout << Player_1_name << ": It's your turn" << endl;
cout << " Enter the number of the spot where you'd like to move." << endl;
cin >> Move;
} else {
Move = rand() % 9;
cout << "The Computer's move is: " << Move << endl;
}
// Get move
// cout << "Enter the number of spot you'd like to move" << endl;
// cin >> Move;
} while (moveIsValid (Move) != true );
// Add 1 to Total_Moves
Total_Moves++;
// Change whose turn it is
switch (Whose_Turn) {
case (1): {
Board[Move] = 'x' ;
Whose_Turn = 2;
break ;
}
case (2): {
Board[Move] = 'o' ;
Whose_Turn = 1;
}
}
}
// show the board
showBoard ();
if (whoWon () == 1) {
// show the board
showBoard();
cout << Player_1_name << " has won the game!" << endl;
}
if (whoWon () == 2) {
// Show the board
showBoard();
cout << " The computer has won the game! " << endl;
}
if (Total_Moves==9 && !whoWon()) {
// Show the board
showBoard();
cout << "It;s a tie game!" << endl;
}
}
system ("Pause" );
return 0;
}
void showBoard ( ) {
cout << endl;
cout << Board[0] << " | " << Board[1] << " | " << Board[2] << endl;
cout << "--+---+--" << endl;
cout << Board[3] << " | " << Board[4] << " | " << Board[5] << endl;
cout << "--+---+--" << endl;
cout << Board[6] << " | " << Board[7] << " | " << Board[8] << endl;
cout << endl;
}
bool moveIsValid (int m ) {
if (Board[m] != 'x' && Board[m] != 'o' ) {
return true ;
} else {
return false ;
}
}
int whoWon ( ) {
if (Board[0] == Board[1] && Board[1] == Board[2]) {
if (Board[0] == 'x' ) {
return 1;
} else {
return 2;
}
}
if (Board[3] == Board[4] && Board[4] == Board[5]) {
if (Board[3] == 'x' ) {
return 1;
} else {
return 2;
}
}
if (Board[6] == Board[7] && Board[7] == Board[8]) {
if (Board[6] == 'x' ) {
return 1;
} else {
return 2;
}
}
if (Board[0] == Board[3] && Board[3] == Board[6]) {
if (Board[0] == 'x' ) {
return 1;
} else {
return 2;
}
}
if (Board[1] == Board[4] && Board[4] == Board[7]) {
if (Board[1] == 'x' ) {
return 1;
} else {
return 2;
}
}
if (Board[2] == Board[5] && Board[5] == Board[8]) {
if (Board[2] == 'x' ) {
return 1;
} else {
return 2;
}
}
if (Board[0] == Board[4] && Board[4] == Board[8]) {
if (Board[0] == 'x' ) {
return 1;
} else {
return 2;
}
}
if (Board[2] == Board[4] && Board[4] == Board[6]) {
if (Board[2] == 'x' ) {
return 1;
} else {
return 2;
}
}
return 0;
}
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