
// Comequesos en C
#include  
#include  
#include  
  
// Declaro aqui
// Todos los elementos usados
#define WIDTH 40 
#define HEIGHT 20 
#define PACMAN 'C' 
#define WALL '#' 
#define FOOD '.' 
#define EMPTY ' ' 
#define DEMON 'X' 
  
// Declaro las variables globales
// aqui
int res = 0; 
int score = 0; 
int pacman_x, pacman_y; 
char board[HEIGHT][WIDTH]; 
int food = 0; 
int curr = 0; 
void initialize() 
{ 
    // Putting Walls as boundary in the Game 
    for (int i = 0; i < HEIGHT; i++) { 
        for (int j = 0; j < WIDTH; j++) { 
            if (i == 0 || j == WIDTH - 1 || j == 0 
                || i == HEIGHT - 1) { 
                board[i][j] = WALL; 
            } 
            else
                board[i][j] = EMPTY; 
        } 
    } 
  
    // Pone paredes al juego
    int count = 50; 
    while (count != 0) { 
        int i = (rand() % (HEIGHT + 1)); 
        int j = (rand() % (WIDTH + 1)); 
  
        if (board[i][j] != WALL && board[i][j] != PACMAN) { 
            board[i][j] = WALL; 
            count--; 
        } 
    } 
  
    int val = 5; 
    while (val--) { 
        int row = (rand() % (HEIGHT + 1)); 
        for (int j = 3; j < WIDTH - 3; j++) { 
            if (board[row][j] != WALL 
                && board[row][j] != PACMAN) { 
                board[row][j] = WALL; 
            } 
        } 
    } 
  
    // Pone demonios en el juego
    count = 10; 
    while (count != 0) { 
        int i = (rand() % (HEIGHT + 1)); 
        int j = (rand() % (WIDTH + 1)); 
  
        if (board[i][j] != WALL && board[i][j] != PACMAN) { 
            board[i][j] = DEMON; 
            count--; 
        } 
    } 
  
    // Cursor en el centro
    pacman_x = WIDTH / 2; 
    pacman_y = HEIGHT / 2; 
    board[pacman_y][pacman_x] = PACMAN; 
  
    // Points Placed 
    for (int i = 0; i < HEIGHT; i++) { 
        for (int j = 0; j < WIDTH; j++) { 
            if (i % 2 == 0 && j % 2 == 0 
                && board[i][j] != WALL 
                && board[i][j] != DEMON 
                && board[i][j] != PACMAN) { 
  
                board[i][j] = FOOD; 
                food++; 
            } 
        } 
    } 
} 
  
void draw() 
{ 
    // Borra pantalla
    system("cls"); 
  
    // Dibuja todos los elementos de la pantalla
    for (int i = 0; i < HEIGHT; i++) { 
        for (int j = 0; j < WIDTH; j++) { 
            printf("%c", board[i][j]); 
        } 
        printf("\n"); 
    } 
    printf("Puntaje: %d\n", score); 
} 
  
// Function permite mover el Cursor
void move(int move_x, int move_y) 
{ 
    int x = pacman_x + move_x; 
    int y = pacman_y + move_y; 
  
    if (board[y][x] != WALL) { 
        if (board[y][x] == FOOD) { 
            score++; 
            food--; 
            curr++; 
            if (food == 0) { 
                res = 2; 
                return; 
            } 
        } 
        else if (board[y][x] == DEMON) { 
            res = 1; 
        } 
  
        board[pacman_y][pacman_x] = EMPTY; 
        pacman_x = x; 
        pacman_y = y; 
        board[pacman_y][pacman_x] = PACMAN; 
    } 
} 
  
// Main Function 
int main() 
{ 
    initialize(); 
    char ch; 
    food -= 35; 
    int totalFood = food; 
    // Instructions to Play 
    printf(" Usa botnes w(arriba), a(izq) , d(der) y "
           "s(abajo)\nTambién, presiona q para salir\n"); 
  
    printf("Ingresa S para continuar: \n"); 
  
    ch = getch(); 
    if (ch != 'S' && ch != 's') { 
        printf("Salir del juego! "); 
        return 1; 
    } 
  
    while (1) { 
        draw(); 
        printf("Total de quesos: %d\n", totalFood); 
        printf("Total de quesos comidos: %d\n", curr); 
        if (res == 1) { 
            // Clear screen 
            system("cls"); 
            printf("Game Over! Te mató un demonio\n Tu puntaje: "
                   "%d\n", 
                   score); 
            return 1; 
        } 
  
        if (res == 2) { 
            // borra pantalla
            system("cls"); 
            printf("Ganaste! \n Tu puntaje: %d\n", score); 
            return 1; 
        } 
  
        // toma entrada del usuario
        ch = getch(); 
  
        // Se mueve de acuerdo
        // ia la entrada del personaje
        switch (ch) { 
        case 'w': 
            move(0, -1); 
            break; 
        case 's': 
            move(0, 1); 
            break; 
        case 'a': 
            move(-1, 0); 
            break; 
        case 'd': 
            move(1, 0); 
            break; 
        case 'q': 
            printf("Recontra Game Over! Tu puntaje: %d\n", score); 
            return 0; 
        } 
    } 
  
    return 0; 
}