#include "binary.h" strng_t *strng_u64_bin(smrt_arena_t *arena, u64 n) { strng_t *s = strng_new(arena, 64); s->len = 64; for (u8 i = 0; i < 64; i++) { b8 set = (n & (1ull << i)) != 0; ((u8*)s)[STRNG_BASE_POS + (63 - i)] = set ? '1' : '0'; } return s; }