Why dont just use '+', '-', ... They are the same as the numerical values, the other is more confusing and is only for ASCII
There is no ISO C 2020 standard. There is no reason to assume this valid syntax will be invalidated in the future.
No
check your output in tests
printf("%s\n", buffer);
most likely a problem at the end of the line '\0'
'\0'
check this out, it helped me: C online tutorial
You need to return a dynamically allocated string.
This comment is hidden because it contains spoiler information about the solution
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Why dont just use '+', '-', ...
They are the same as the numerical values, the other is more confusing and is only for ASCII
There is no ISO C 2020 standard. There is no reason to assume this valid syntax will be invalidated in the future.
No
check your output in tests
printf("%s\n", buffer);most likely a problem at the end of the line
'\0'check this out, it helped me: C online tutorial
You need to return a dynamically allocated string.
This comment is hidden because it contains spoiler information about the solution