1 #include <stdio.h> 2 #include <stdlib.h> 3 4 int main(void)5main (void) 6 { 7 double d; 8 int c; 9 10 if (scanf ("%lg", &d) != 0) 11 { 12 printf ("scanf didn't failed\n"); 13 exit (1); 14 } 15 c = getchar (); 16 if (c != ' ') 17 { 18 printf ("c is `%c', not ` '\n", c); 19 exit (1); 20 } 21 22 return 0; 23 } 24