Cod sursa(job #1498375)
Utilizator | Data | 8 octombrie 2015 15:16:58 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.37 kb |
#include <iostream>
#include <fstream>
#define mod 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
long ridicare(long n,long p)
{if(p<1)return 1;
if(p==1)return n;
long rez=ridicare(n,p/2);
if(p%2)return (n*rez*rez)%mod;
else return (rez*rez)%mod;
}
int main()
{
long n,m;
fin>>n>>m;
fout<<ridicare(n,m);
}