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16 lines
203 B
C++
16 lines
203 B
C++
#include <bits/stdc++.h>
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using namespace std;
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int n, r, a;
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int main() {
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cin >> n;
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while (n--) {
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cin >> a;
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r ^= a;
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}
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cout << (r ? "Yes" : "No") << endl;
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return 0;
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}
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