juju.re/jujure/static/diplodocus/case3.c
Julien CLEMENT 3e9261a7c8 fix add diplodocus writeup
Signed-off-by: Julien CLEMENT <julien.clement@epita.fr>
2022-05-10 00:14:17 +02:00

17 lines
572 B
C

case 3:
{
int32_t bits_queue = context.bits_queue;
int64_t i = ((int64_t)context.i);
int32_t bits_cleared;
bits_cleared = bits_queue == 0;
int32_t new_flags = (bits_cleared | context.err);
uint64_t row = ((uint64_t)(((bits_queue & 1) << ((int8_t)context.j)) | context.board[i])); // set bit
context.bits_queue = (bits_queue >> 1); // pop bit queue
context.board[i] = row; // save new board with new bit
int32_t count;
count = pop_count(row);
count = count > 2;
context.err = (new_flags | ((uint32_t)count));
break;
}