In numerical questions, the answer will be accepted as fully correct if the unit follows the numeric value without spaces.
According to ISO and DIN standards but there is a space between the number and unit.
Here is required by the test participants a non-standard input. How can I change it?
It would help if the spaces are removed from the response.
ISO 31-0:1992. Page 11 "3.4 Expressions for Quantities
The symbol of the unit shall be placed after the numerical value in the expression for a quantity, leaving a space between the numerical value and the unit symbol.
...the same in german DIN 5008