#include using namespace std;

int main() { int n; cin >> n;

if (n == 0) {
    cout << 0;
    return 0;
}

bool first = true;  
while (n > 0) {
    int digit = n % 10;  
    if (first) {
        cout << digit;
        first = false;
    } else {
        cout << " " << digit;
    }
    n = n / 10;  
}

return 0;

}