3 ms·
For 128-bit values in C++, you'd need uint128_t (compiler extension) or a library like Boost.Multiprecision since 1ULL << 127 overflows the 64-bit type before s
by ethan_smith 1y ago
For 128-bit values in C++, you'd need uint128_t (compiler extension) or a library like Boost.Multiprecision since 1ULL << 127 overflows the 64-bit type before subtraction occurs.