Chessboard through ternary operator

#include <iostream>

using std::cout;
using std::cin;
using std::endl;

void main()
{
    setlocale(LC_ALL, "Russian");
    int a;
    char ch = 223;

    //cout << "Enter size of chessboard: "; cin >> a;
    cout << "Введите размер доски: "; cin >> a;
    setlocale(LC_ALL, "C");
    for (int i = 0; i < a; i++, cout << endl) for (int j = 1; j < a + 1; j++) (((i + j) % 2) == 1) ? cout << ch << " " : cout << "  ";

}