It seems that it is unnecessary to read 4-bit data in 11-hexadecimal …

…system, and the time for 4-bit data reading of this algorithm even exceeds 4 times of cyclic reading

include/fast_io_core_impl/integers/sto/sto_contiguous.h

@@ -650,6 +650,10 @@ scan_int_contiguous_none_simd_space_part_define_impl(char_type const *first, cha
 								first += sizeof(::std::uint_least64_t);
 							}
 						}
+
+// It seems that it is unnecessary to read 4-bit data in base11-hexadecimal system,
+// and the time for 4-bit data reading of this algorithm even exceeds 4 times of cyclic reading
+#if 0
 						if constexpr (max_size >= sizeof(::std::uint_least32_t))
 						{
 							if (static_cast<::std::size_t>(first_phase_last - first) >= sizeof(::std::uint_least32_t))
@@ -682,6 +686,7 @@ scan_int_contiguous_none_simd_space_part_define_impl(char_type const *first, cha
 								}
 							}
 						}
+#endif
 					}
 				}
 			}