13 lines
307 B
C++
13 lines
307 B
C++
#include <bits/stdc++.h>
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using namespace std;
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int main() {
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int old;
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cin >> old;
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if (old <= 50) cout << old << endl;
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if (old > 50 && old <= 150) cout << 50 + (old - 50) * 0.9 << endl;
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if (old > 150) cout << 50 + (150 - 50) * 0.9 + (old - 150) * 0.8 << endl;
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return 0;
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}
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