Question

most interesting c++ program

Answer 1

/**********************************           SOURCE CODE**********************************/#include <iostream.h>#include <string.h>#include <conio.h>
char square[10] = {'o','1','2','3','4','5','6','7','8','9'};int checkwin();void board();
int main(){ int player = 1,i,choice; char mark; clrscr(); do { board(); player=(player%2)?1:2; cout << "Player " << player << ", enter a number:  "; cin >> choice; mark=(player == 1) ? 'X' : 'O'; if (choice == 1 && square[1] == '1') square[1] = mark; else if (choice == 2 && square[2] == '2') square[2] = mark; else if (choice == 3 && square[3] == '3') square[3] = mark; else if (choice == 4 && square[4] == '4') square[4] = mark; else if (choice == 5 && square[5] == '5') square[5] = mark; else if (choice == 6 && square[6] == '6') square[6] = mark; else if (choice == 7 && square[7] == '7') square[7] = mark; else if (choice == 8 && square[8] == '8') square[8] = mark; else if (choice == 9 && square[9] == '9') square[9] = mark; else { cout<<"Invalid move "; player--; getch(); } i=checkwin(); player++; }while(i==-1); board(); if(i==1) cout<<"==>\aPlayer "<<--player<<" win "; else cout<<"==>\aGame draw"; getch(); return 0;}/********************************************* FUNCTION TO RETURN GAME STATUS 1 FOR GAME IS OVER WITH RESULT -1 FOR GAME IS IN PROGRESS O GAME IS OVER AND NO RESULT**********************************************/
int checkwin(){ if (square[1] == square[2] && square[2] == square[3]) return 1; else if (square[4] == square[5] && square[5] == square[6]) return 1; else if (square[7] == square[8] && square[8] == square[9]) return 1; else if (square[1] == square[4] && square[4] == square[7]) return 1; else if (square[2] == square[5] && square[5] == square[8]) return 1; else if (square[3] == square[6] && square[6] == square[9]) return 1; else if (square[1] == square[5] && square[5] == square[9]) return 1; else if (square[3] == square[5] && square[5] == square[7]) return 1; else if (square[1] != '1' && square[2] != '2' && square[3] != '3' && square[4] != '4' && square[5] != '5' && square[6] != '6' && square[7] != '7' && square[8] != '8' && square[9] != '9') return 0; else return -1;}

/*******************************************************************     FUNCTION TO DRAW BOARD OF TIC TAC TOE WITH PLAYERS MARK********************************************************************/

void board(){ clrscr(); cout << "\n\n\tTic Tac Toe\n\n"; cout << "Player 1 (X)  -  Player 2 (O)" << endl << endl; cout << endl; cout << "     |     |     " << endl; cout << "  " << square[1] << "  |  " << square[2] << "  |  " << square[3] << endl; cout << "_____|_____|_____" << endl; cout << "     |     |     " << endl; cout << "  " << square[4] << "  |  " << square[5] << "  |  " << square[6] << endl; cout << "_____|_____|_____" << endl; cout << "     |     |     " << endl; cout << "  " << square[7] << "  |  " << square[8] << "  |  " << square[9] << endl; cout << "     |     |     " << endl << endl;}
/******************************************************************* END OF PROJECT********************************************************************/