#include<iostream>
using namespace std;
int main()
{
int min;
int a[8]={1,0,3,0,3,6,7,2};
min = a[0];
for(int i=1;i<8;++i)
{
if (a[i] != 0)
{
if (a[i] < min)
{
min = a[i];
}
}
}
cout<<min<<endl;
return 0;
}
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