What to write to find output

Question

#include <stdio.h>

int main()
{
string answer = get_string("what's your name?\n ");
printf("Hello %s", answer )

return 0;
}

Answer 1

Now is the time for revision.
String is not a data type in C.
There is no get_string() method defined in your code.

Answer 2

I was watching a CS50 video, they were using <cs50.h> header file, how can I execute this input in normal compiler