#include <stdio.h>

void flush_input(){
int ch;
while ((ch = getchar()) != 'n' && ch != EOF);
}

void getinput_with_gets() {
char firstname[5];
char lastname[5];
printf("Enter your first name:");
gets(firstname);
printf("Enter your last name:");
gets(lastname);
printf("Hello, %s, %sn", firstname, lastname);
}


void getinput_with_fgets() {
char firstname[5];
char lastname[5];
printf("Enter your first name:");
fgets(firstname, 5, stdin);
printf("Enter your last name:");
// fflush(stdin);   // This function may not (invariably) work with input!
flush_input();
fgets(lastname, 5, stdin);
flush_input();
printf("Hello, %s, %sn", firstname, lastname);
}

int main(int argc, char **argv) {
getinput_with_gets();
// getinput_with_fgets();
return 0;
}'