The answer to #3 is a compiler error. char a = ‘ ‘ * 13; is not a valid line of C, the compiler will fault for having a left single quotation mark in the line.

The answer to #3 is a compiler error. char a = ‘ ‘ * 13; is not a valid line of C, the compiler will fault for having a left single quotation mark in the line. The author or Medium corrupted their line of C with pretty printing operations.