int main(int argc, char *argv[])
{
int a, b, c, d;
a = int_add(-1, 2);
b = int_sub(1, 2);
c = int_mul(3, 4);
d = int_div(4, -2);
return (a + b + c + d) ? 0 : 1;
}
int main()
{
boost::function2<float, int, int> f;
f = int_div();
std::cout << f(5, 3) << std::endl;
if (f)
std::cout << f(5, 3) << std::endl;
else
std::cout << "f has no target, so it is unsafe to call" << std::endl;
f = 0;
f = &mul_ints;
return 0;
}
void mod_exp(BIGINT *x, BIGINT *n, BIGINT *q, BIGINT *z)
{
BIGINT N, Y, Z, temp, dummy;
ELEMENT check;
INDEX i;
/* initialize variables */
int_copy (n, &N);
int_null( &Y);
Y.hw[INTMAX] = 1;
int_copy (x, &Z);
/* Main loop divides N by 2 each step. Repeat until N = 0, and return Y as result. */
check = 0;
INTLOOP (i) check |= N.hw[i];
while (check)
{
/* if N is odd, multiply by extra factor of Y */
if (N.hw[INTMAX] & 1)
{
/* Y = (Y * Z) % q; */
int_mul (&Y, &Z, &temp);
int_div (&temp, q, &dummy, &Y);
}
int_div2( &N); /* divide N by 2 */
/* Z = (Z * Z) % q; square Z */
int_mul (&Z, &Z, &temp);
int_div( &temp, q, &dummy, &Z);
check = 0;
INTLOOP (i) check |= N.hw[i];
}
int_copy (&Y, z);
}
int main() {
int t1,t2,t3,t4,t5,t6;
for(t1 = 0; t1 <= 3; t1++) {
for(t2 = max(2*t1-3,0); t2 <= min(t1+1,3); t2++) {
for(t3 = t1; t3 <= min(-t2+2*t1+1,3*t2+2,3); t3++) {
for(t4 = max(max(int_div(5*t3+3*t2-6+5,6),int_div(5*t1-t2-4+2,3)),max(t2,0)); t4 <= min(int_div(5*t3+3*t2+7,6),int_div(5*t1-t2+4,3),3); t4++) {
for(t5 = max(max(max(int_div(1000*t2-2+2,3),250*t4+1),max(int_div(2000*t1-1000*t2-999+2,3),400*t4-200*t2-199)),int_div(1000*t3-1+2,3));
t5 <= min(min(min(400*t4-200*t2+400,500*t1+499),min(int_div(1000*t3+998,3),int_div(1000*t4+1001,3))),1000); t5++) {
for(t6 = max(max(int_div(t5+1000*t2+1,2),t5),max(1000*t1-t5,-2*t5+1000*t4+2)); t6 <= min(min(int_div(t5+1000*t2+999,2),2*t5+1),min(1000*t1-t5+999,-2*t5+1000*t4+1001)); t6++) {
printf("%d,%d,%d,%d,%d,%d\n",
t1,t2,t3,t4,t5,t6);
}
}
}
}
}
}
}
static DskJsonValue *
create_user_update (User *user)
{
Game *game = user->base.game;
/* width/height in various units, rounded up */
unsigned tile_width = (user->width + TILE_SIZE - 1) / TILE_SIZE;
unsigned tile_height = (user->height + TILE_SIZE - 1) / TILE_SIZE;
unsigned cell_width = (tile_width + CELL_SIZE * 2 - 2) / CELL_SIZE;
unsigned cell_height = (tile_height + CELL_SIZE * 2 - 2) / CELL_SIZE;
/* left/upper corner, rounded down */
int min_tile_x = user->base.x - (tile_width+1) / 2;
int min_tile_y = user->base.y - (tile_height+1) / 2;
int min_cell_x = int_div (min_tile_x, CELL_SIZE);
int min_cell_y = int_div (min_tile_y, CELL_SIZE);
unsigned alloced = 16;
DskJsonValue **elements = dsk_malloc (sizeof (DskJsonValue *) * alloced);
unsigned n_elements = 0;
unsigned x, y;
for (x = 0; x < cell_width; x++)
for (y = 0; y < cell_height; y++)
{
int ucx = x + min_cell_x; /* un-wrapped x, y */
int ucy = y + min_cell_y;
int px = (ucx * CELL_SIZE - user->base.x) * TILE_SIZE + user->width / 2 - TILE_SIZE / 2;
int py = (ucy * CELL_SIZE - user->base.y) * TILE_SIZE + user->height / 2 - TILE_SIZE / 2;
unsigned cx, cy;
Cell *cell;
/* deal with wrapping (or not) */
if (ucx < 0)
{
if (!game->wrap)
continue;
cx = ucx + game->universe_width;
}
else if ((unsigned) ucx >= game->universe_width)
{
cx = ucx;
if (game->wrap)
cx -= game->universe_width;
}
else
cx = ucx;
if (ucy < 0)
{
if (!game->wrap)
continue;
cy = ucy + game->universe_height;
}
else if ((unsigned) ucy >= game->universe_height)
{
cy = ucy;
if (game->wrap)
cy -= game->universe_height;
}
else
cy = ucy;
/* render walls */
if (cy < game->universe_height && cx <= game->universe_width
&& game->v_walls[cx + cy * game->universe_width])
{
/* render vertical wall */
add_wall (&n_elements, &elements, &alloced,
px, py, TILE_SIZE, TILE_SIZE * (CELL_SIZE+1));
}
if (cy <= game->universe_height && cx < game->universe_width
&& game->h_walls[cx + cy * game->universe_width])
{
/* render horizontal wall */
add_wall (&n_elements, &elements, &alloced,
px, py, TILE_SIZE * (CELL_SIZE+1), TILE_SIZE);
}
if (cx >= game->universe_width || cy >= game->universe_height)
continue;
cell = game->cells + (game->universe_width * cy + cx);
/* render bullets */
Object *object;
for (object = cell->objects[OBJECT_TYPE_BULLET]; object; object = object->next_in_cell)
{
int bx = px + (object->x - cx * CELL_SIZE) * TILE_SIZE + TILE_SIZE / 2;
int by = py + (object->y - cy * CELL_SIZE) * TILE_SIZE + TILE_SIZE / 2;
add_bullet (&n_elements, &elements, &alloced,
bx, by);
}
/* render dudes */
for (object = cell->objects[OBJECT_TYPE_USER]; object; object = object->next_in_cell)
{
int bx = px + (object->x - cx * CELL_SIZE) * TILE_SIZE + TILE_SIZE / 2;
int by = py + (object->y - cy * CELL_SIZE) * TILE_SIZE + TILE_SIZE / 2;
add_user (&n_elements, &elements, &alloced,
bx, by, user == (User*) object);
}
/* render bad guys */
for (object = cell->objects[OBJECT_TYPE_ENEMY]; object; object = object->next_in_cell)
{
int bx = px + (object->x - cx * CELL_SIZE) * TILE_SIZE + TILE_SIZE / 2;
int by = py + (object->y - cy * CELL_SIZE) * TILE_SIZE + TILE_SIZE / 2;
add_enemy (&n_elements, &elements, &alloced, bx, by);
}
/* render generators */
if (cell->generator)
{
int bx = px + (cell->generator->x - cx * CELL_SIZE) * TILE_SIZE + TILE_SIZE;
int by = py + (cell->generator->y - cy * CELL_SIZE) * TILE_SIZE + TILE_SIZE;
add_generator (&n_elements, &elements, &alloced, bx, by, user->base.game->latest_update);
}
}
DskJsonValue *rv;
rv = dsk_json_value_new_array (n_elements, elements);
dsk_free (elements);
user->last_update = game->latest_update;
return rv;
}
