#include <iostream>
using namespace std;

int main() {
    int number, even = 0, odd = 0, sent = 0;
    do {
        cout << "Enter a number: ";
        cin >> number;

        if(number % 2 == 0) {
            even = even + number;
        } else {
            odd = odd + number;
        }
    } while(number != sent);

    cout << "Sum of even numbers: " << even << endl;
    cout << "Sum of odd numbers: " << odd << endl;
    return 0;
}