void putnumber(int n, GrayImage im, int x0, int y0, int val)
{
if (n<0)
putdigit(10, im, x0, y0, val); /* question mark */
else if (n==0)
putdigit(0, im, x0, y0, val);
else
putnum1(n, im, x0, y0, val);
}
int putnum1(int n, GrayImage im, int x0, int y0, int val)
{
int x1;
if (n>0) {
x1 = putnum1(n/10, im, x0, y0, val);
putdigit(n%10, im, x1, y0, val);
return x1+DIGIT_WIDTH;
} else
return x0;
}
void printboard(int *board){
int r,c;
for(r = 0; r < 9; r++){
for(c = 0; c < 9; c++){
putdigit(board[r*9+c]);
}
#if CGI
}
putchar('\n'); // \n per board
#else
putchar('\n'); // \n per line
}
