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20 lines
342 B
20 lines
342 B
2 years ago
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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 m, k, c = 0;
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cin >> m >> k;
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if (m % 19 != 0) {
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printf("NO");
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return 0;
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}
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//经典的数位分离办法
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while (m) {
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if (m % 10 == 3) c++;
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m /= 10;
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}
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if (c == k) printf("YES");
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else printf("NO");
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return 0;
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}
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