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Cod sursa(job #862395)
#include <iostream>
#include <fstream>
using namespace std;
long n,p;
int mod;
long putere(long a,long p,int mod)
{
long long w;
if (p==0)
return 1;
if (p%2==0)
{
w=putere(a,p/2,mod);
return (w*w)%mod;
}
w=putere(a,p-1,mod);
return (w*a)%mod;
}
int main()
{
ifstream f("modulo.in");
ofstream g("modulo.out");
f>>n>>p>>mod;
g<<putere(n,p,mod);
return 0;
}