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#include <bits/stdc++.h>
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using namespace std;
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int main() {
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int n;
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cin >> n;
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int cnt = 0;
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int m=n;
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while (m) {
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int a = m % 10;
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m /= 10;
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//个数增加1
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cnt++;
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}
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printf("%d\n",cnt);
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m=n;
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while (m) {
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int a = m % 10;
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m /= 10;
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printf("%d ", a);
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}
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return 0;
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} |
