#include <iostream> using namespace std; int a[105]; int main() { int *p = a; int n; cin >> n; for (int i = 0; i < n; i++) { cin >> a[i]; if (a[i] % 2 == 0) { a[i]--; } else { a[i]++; } cout << *p << " "; p++; } return 0; }