⎛⎝≥⏝⏝≤⎛⎝65TPS⎛⎝≥⏝⏝≤⎛⎝

#include <bits/stdc++.h>
using namespace std;
bool is_Super_Odd(long long num) {
    while (num > 0) {
        int digit = num % 10;
        if (digit % 2 == 0) return false;
        num /= 10;
    }
    return true;
}
long long find_Min_B(long long a) {
    for (long long b = 0; ; b++) {
        if (is_Super_Odd(a + b)) {
            return b;
        }
    }
}

int main(){
    int T;
    cin >> T;
    while (T--) {
        long long a;
        cin >> a;
        cout << find_Min_B(a) << '\n';
    }
    return 0;
}