#include <iostream>
using namespace std;
int main()
{
int A, B, C, D, E;
cin >> A >> B >> C >> D >> E;
if(D>E)
{
if(A<B && A<C)
cout << A+E-50;
else if (B<C && B<A)
cout << B+E-50;
else
cout << C+E-50;
}
else
{
if(A<B && A<C)
cout << A+D-50;
else if (B<C && B<A)
cout << B+D-50;
else
cout << C+D-50;
}
return 0;
}
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