#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
void printGrid();
void winConditions();
void gameOver();
int main()
{
printf("Welcome to Tic Tac Toe simulator!\n");
int numGrid[9] = {-5,-5,-5,-5,-5,-5,-5,-5,-5};
char letterGrid[9] = {' ',' ',' ',' ',' ',' ',' ',' ',' '};
int p1, p2;
bool gameOver = false;
printGrid(p1, p2, letterGrid);
while(!gameOver) {
printf("Player 1, choose a quadrant to place your X. (1-9) ");
scanf("%d", &p1);
letterGrid[p1-1] = 'X';
numGrid[p1-1] = 1;
printGrid(p1, p2, letterGrid);
winConditions(numGrid);
printf("Player 2, choose a quadrant to place your O. (1-9) ");
scanf("%d", &p2);
letterGrid[p2-1] = 'O';
numGrid[p2-1] = 2;
printGrid(p1, p2, letterGrid);
winConditions(numGrid);
}
}
void printGrid(int p1, int p2, char letterGrid[]) {
int j = 1;
for(int i = 0; i < 9; i++) {
printf("%c", letterGrid[i]);
if(j % 3 == 0) {
printf("\n");
}
else {
printf(" |");
}
j++;
}
}
void winConditions(int numGrid[]) {
// Horizontal Wins Test
for(int i = 0; i < 9; i+=3) {
if(numGrid[i] + numGrid[i+1]+numGrid[i+2] == 3) {
gameOverP1();
}
else if(numGrid[i] + numGrid[i+1]+numGrid[i+2] == 6) {
gameOverP2();
}
}
// Vertical Wins Test
for(int i = 0; i < 3; i++) {
if(numGrid[i] + numGrid[i+3]+numGrid[i+6] == 3) {
gameOverP1();
}
else if(numGrid[i] + numGrid[i+3]+numGrid[i+6] == 6) {
gameOverP2();
}
}
// Horizontal NW-SE Test
if(numGrid[0] + numGrid[4] + numGrid[8] == 3) {
gameOverP1();
}
else if(numGrid[0] + numGrid[4] + numGrid[8] == 6) {
gameOverP2();
}
// Horizontal NE-SW Test
if(numGrid[2] + numGrid[4] + numGrid[6] == 3) {
gameOverP1();
}
else if(numGrid[2] + numGrid[4] + numGrid[6] == 6) {
gameOverP2();
}
}
void gameOverP1() {
printf("GAME OVER P1 WINS!");
exit(0);
}
void gameOverP2() {
printf("GAME OVER P2 WINS!");
exit(0);
}
