#include <bits/stdc++.h> using namespace std;
int main() { int a; cin >> a; printf("%d %d %d %d", a / 1000, a / 100 % 10, a / 10 % 10, a % 10); return 0;
#include using namespace std;
int main() { int a; cin >> a; cout << a / 1000 << " " << a / 100 - a / 1000 * 10 << " " << a / 10 % 10 << " " << a % 10; return 0; }
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