What is the input we have to use here

Question

#include <stdio.h>

int main() {
char a = getchar();

printf("You entered: %c", a);

return 0;
}

Answer 1

Explanation is in this clearly...
getchar() accept a single charecter so input a single charecter.. Run the code and check output...
https://www.sololearn.com/learn/C/2914/

Answer 2

Where?