void school_class(unsigned int grade) {
   if (grade <= 5) {
      printf("elementary school\n");
   } else if ((grade > 5) && (grade <= 8)) {
      printf("junior high\n");
   } else if ((grade > 8) && (grade <= 12)) {
      printf("high school");
      if (grade > 10) {
         printf(" (upperclassmen)");
      }
      printf("\n");
   } else if ((grade > 12) && (grade <= 16)) {
      printf("college");
      if (grade > 14) {
         printf(" (upperclassmen)");
      }
      printf("\n");
   } else {
      printf("college graduate\n");
   }
}

/* === */

void school_class(unsigned int grade) {
   if (grade <= 5) {
      printf("elementary school\n");
   } else if (grade <= 8) {
      printf("junior high\n");
   } else if (grade <= 12) {
      printf("high school");
      if (grade > 10) {
         printf(" (upperclassmen)");
      }
      printf("\n");
   } if (grade <= 16) {
      printf("college");
      if (grade > 14) {
         printf(" (upperclassmen)");
      }
      printf("\n");
   } else {
      printf("college graduate\n");
   }
}