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#include <bits/stdc++.h>
using namespace std;
int main() {
int n;
cin >> n;
vector<int> vec;
while (n) {
vec.push_back(n % 10);
n = n / 10;
}
//倒序打印出来
for (int i = vec.size() - 1; i >= 0; i--) cout << vec[i] << " ";
return 0;
}