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#include<iostream>
#include<fstream>
#include<math.h>
using namespace std;
ifstream f("inversmodular.in");
ofstream g("inversmodular.out");
long long putere(long long a, long long n, long long mod)
{
if(n == 1)
return 1;
if(n % 2 == 1)
return a * putere(a,n-1,mod);
long long p = putere(a,n/2,mod);
return p*p;
}
int main()
{
long long a,n;
f>>a>>n;
g<<putere(a,n-2,n);
}