Help me in solving CLB058 problem

My issue

why is it char x[10];??

My code

#include <stdio.h>

int main(void) {
    stdin x;
	scanf("%s", &x);
	printf("Hello %s", x);
	
	return 0;
}


Learning course: Learn C
Problem Link: CodeChef: Practical coding for everyone

@blazingbreaker
its syntax in C to take the input of string .
U can have any size string as u want like for char x[10] the maximum size of the string will be of size 10.