isSafe Switch Statement.c

int isSafe(int board[8][8], int x, int y, int px, int py) {

    if (x < 0 || y < 0 || x == 8 || y == 8)
        return 0;
    if (board[x][y] == 1)
        return 1;

    switch (px) {
    case 0:
        switch (py) {
        case 0:
            // BASE CASE HIT ONLY ONCE
            return isSafe(board[8][8], x, y + 1, 0, 1) +
                isSafe(board[8][8], x, y - 1, 0, -1) +
                isSafe(board[8][8], x + 1, y, 1, 0) +
                isSafe(board[8][8], x + 1, y + 1, 1, 1) +
                isSafe(board[8][8], x + 1, y - 1, 1, -1) +
                isSafe(board[8][8], x - 1, y, -1, 0) +
                isSafe(board[8][8], x - 1, y + 1, -1, 1) +
                isSafe(board[8][8], x - 1, y - 1, -1, -1);
            break;

        case 1:
            return isSafe(board[8][8], x, y + 1, 0, 1);
            break;
        case -1;
        return isSafe(board[8][8], x, y - 1, 0, -1);
        break;
        default:
            return 0;
            break;

        }
        break;
    case 1:
        switch (py) {
        case 0:
            isSafe(board[8][8], x + 1, y, 1, 0);
            break;
        case 1:
            isSafe(board[8][8], x + 1, y + 1, 1, 1)
            break;
        case -1:
            isSafe(board[8][8], x + 1, y - 1, 1, -1)
            break;
        default:
            return 0;
            break;
        }
        break;
    case -1:
        switch (py) {
        case 0;
        isSafe(board[8][8], x - 1, y, -1, 0);
        break;
        case 1:
            isSafe(board[8][8], x - 1, y + 1, -1, 1);
            break;
        case -1:
            isSafe(board[8][8], x - 1, y - 1, -1, -1);
            break;
        default:
            return 0;
            break;

        }
        break;

    default:
        return 0;
        break;

    }

}