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#include <iostream>
using namespace std;
int main()
{
    int a, b, x=1;
    cin>>a>>b;
    if(b==1) cout<<"1";
    else
    {
    for(int i=1; i<=a; i++)
    {
        x*=b;
    }
    cout<<x-(3*b);
    }
    return 0;
}