#include <iostream>
using namespace std;

int main()
{
  int a, b;
  int i;
  int evensum;
  int oddsum2, evensum2;

  cout << "> ";
  cin >> a >> b;
  printf("odd.\n");
  for (i = a; i <= b; i++) {
    if (i % 2 > 0)
      printf("%d,", i);
  }
  cout << '\n';

  oddsum2 = evensum2 = evensum = 0;
  for (i = a; i <= b; i++) {
    if (i % 2 == 0) {
      evensum += i;
      evensum2 += i * i;
    } else
      oddsum2 += i * i;
  }
  cout << "even sum:" << evensum << '\n';
  cout << "odd square sum: " << oddsum2 << '\n';
  cout << "even square sum: "<< evensum2 << '\n';
  return 0;
}
/* end */

> odd.
134539297,134539299,134539301,134539303,134539305,134539307,134539309,134539311,134539313,134539315,134539317,134539319,134539321,134539323,134539325,134539327,134539329,134539331,134539333,134539335,134539337,134539339,134539341,134539343,134539345,134539347,134539349,134539351,134539353,134539355,134539357,134539359,134539361,134539363,134539365,134539367,134539369,134539371,134539373,134539375,134539377,134539379,134539381,134539383,134539385,134539387,134539389,134539391,134539393,134539395,134539397,134539399,134539401,134539403,134539405,134539407,134539409,134539411,134539413,134539415,134539417,134539419,134539421,134539423,134539425,134539427,134539429,134539431,134539433,134539435,134539437,134539439,134539441,134539443,134539445,
even sum:1500518158
odd square sum: 476614507
even square sum: 1770545412