17 lines
353 B
C++
17 lines
353 B
C++
#include <bits/stdc++.h>
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using namespace std;
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int main() {
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vector<int> v1;
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while (true) {
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int c;
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cin >> c;
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if (c == 0)break;
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v1.push_back(c);
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}
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if (v1.size() % 2 == 1) cout << v1[v1.size() / 2] << endl;
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else cout << v1[v1.size() / 2 - 1] + v1[v1.size() / 2] << endl;
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return 0;
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}
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