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#7. Input Test

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https://loj.ac/s/963727
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Baoshuo Ren 2021-01-02 23:59:10 +08:00 committed by Baoshuo Ren
parent 452deb9dc4
commit 01f503d8bf
Signed by: baoshuo
GPG Key ID: 70F90A673FB1AB68
1 changed files with 13 additions and 0 deletions
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LibreOJ/7/7.cpp Normal file
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#include <bits/stdc++.h>
using namespace std;
int main() {
unsigned long long x, ans = 0;
for (int i = 0; i < 3000000; i++) {
cin >> x;
ans ^= x;
}
cout << ans << endl;
return 0;
}