Cod sursa(job #2047945)
Utilizator | Data | 25 octombrie 2017 17:17:11 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.36 kb |
#include<fstream>
using namespace std;
ifstream cin("lgput.in");
ofstream cout("lgput.out");
long long r,n,x;
int pu(long n,long x)
{
if(n==1)
return 1ll*x%1999999973;
long long p=pu(n/2,x);
p=(1ll*p*p)%1999999973;
if(n%2!=0)
p=(1ll*p*x)%1999999973;
return p;
}
int main()
{
cin>>n>>x;
r=pu(n,x);
cout<<r;
return 0;
}