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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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//cin读入优化
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std::ios::sync_with_stdio(false);
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int a;
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cin >> a;
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if ((a % 4 == 0 && a % 100 != 0) || (a % 400 == 0)) {
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cout << "Y" << endl;
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} else {
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cout << "N" << endl;
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}
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return 0;
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} |
