#include <stdio.h>

char conditional_op(int a, int b, int c)
{
   return (a > b && c <= b) ? 'd' : 'e';
}

int main()
{
 
   char r1 = conditional_op(1, 2, 3);
   char r2 = conditional_op(2, 1, 3);
   char r3 = conditional_op(3, 2, 1);
   char r4 = conditional_op(3, 1, 2);

   printf("%c %c %c %c\n", r1, r2, r3, r4);

   return 0;
}