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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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if (n % 3 == 0)
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printf("%d\n", 1);
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else {
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while (n) {
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int x = n % 10;
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if (x == 3) {
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printf("%d\n", 1);
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break;
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}
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}
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printf("%d\n", 0);
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}
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return 0;
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} |
