byte :: i8; ubyte :: u8; short :: i16; ushort :: u16; int :: i32; uint :: u32; long :: i64; ulong :: u64; // short_float :: f16; float :: f32; double :: f64; long_double :: f128; usize :: u64; main :: () -> void { print_u64(1234); }; print_u64 :: (value:u64) -> void { value := value; digit : u64 = undefined; first_time := true; while { first_time = false; digit = value % 10; putc 'a'; value /= 10; value != 0; } {} };